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Section XI - Transmission

1. 289 Torque Converter Control Valve 289 Valve Bodies and Transfer Plate 289 Kickdown Piston ee mr eure eg AN RE er e Eg 290 GOVeIDOR u ra aene CENE ORE HERE 293 Rear Oil Pump osos ER um REC Eh Gee Aen 294 Removal of Transmission From 295 Reconditioning 296 Servos Bands and Miscellaneous 317 Assembly of 4 319 Reconditioning of Valve Bodies and Transfer Plate Assemblies 327 Torque Converter Removal and 333 Replacing Starter Ring 334 Torque Converter Runout 0 0 2 nn 336 Eceentric Dowel 337 Shim Thickness 338 CHRYSLER SERVICE MANUAL TRANSMISSION 247 Section XI TRANSMISSION STANDARD 3 SPEED The new Chrysler three speed synchomesh manual Transmission has been modified to in clude a simplified gear shift mechanism low and reverse sliding gear and a new set of gear ratio to improve acceleration and increase the service life of the transmission The Stand ard T
2. 0179 INDEX ITEM lt 882 EX a 4a pje bb y 25 PEER SIE AER o H RII m5 65 6515 slag Oil Level B Throttle Link Adj C Gearshift Control Cable Adj Pressure Checks Line Lube K D Band Adj Low Reverse Band Adj Engine Idle t es Drags or Locks Starting Switches Handbrake Adj a Regulator Valve Spring K Converter Control Valve L Breather M Output Shaft Rear Bearing S R N T C Cooling O K D Servo Band Linkage P L R Servo Band Linkage Oil Strainer Valve Body Bolts Mating Surfaces w o Accumulator Air Pressure Check Governor Rear Pump Front Pump Drive Sleeve b Reg Valve Body Gasket Surfaces Converter Front Clutch Rear Clutch Planetary Gear Set E Clutch 00 e F iu CHRYSLER SERVICE MANUAL z 20 K 1 H 6 F A GOVERNOR PRESSURE B REAR PUMP INLET C REAR CLUTCH APPLY Line pressure D LOW AND REVERSE SERVO APPLY Line pressure E KICKDOWN SERVO APPLY Throttle compensated pressure F LOW AND REVERSE SERVO Location
3. 39349 uvay qagdino3 05 41 831002 110 SSS ae 3AT1VA 7TOHINOOD H31iH3ANOD 3711108HL NMOQX2UI W3183ANO9 3n0NOl OBSS GGG 2222227222227222272222722222744 y mm 555555 SSS SS i Tes BSU RN FRG ANNY LAM CNN EPA 2 LLL Weed RL rn ZOOM E 3AWA 14 2 1 HILM QuvMuo3 HILM 193410 8 CHRYSLER SERVICE MANUAL 268 TRANSMISSION o1 o1 THN 96 VFO X9C l S d 06 0 HO1VSN3dWO2 HONH3AO09 LOG NMOHB S310H 9NIB3L3N H3NIVHIS 710 gu 0 0 8 V 05 0 HONH3AO9 NMOHB 09 HONH3AO9 SEM 30 O 0 31l1OHHI N3349 31949 1091 09 3104 769 0920 3807 10d MOTI3A l 8 d 0 403183ANO9 MO113A Sd S O NOLLONS 3018 l 8 d 06 GNIT 3038 QN3931 SAA 9 p dWndg uv3a aaddinb3 OS 31 31009 110 NOILVOIH811 JATIA 7081NOO H31HJANOO BAVA 371108H1 NAOQ5213 W31H3 ANO9 anouoi EA 8 LE 227277227272277 2244 244 2T 221424 21 d 77 py SEWN es UT w A d ZA 14IHS 2 1 HOLNTO A 55
4. Yj 5 e d Sm mU 2 K WSS SN CONVERTER CONTROL VALVE NN Su WY AQ 2 3 SHIFT VALVE EZ REV amp DIRECT CLUTCH FORWARD amp CLUTCH ke SEE ier i NS KASS SENSN SEAS 2 e E GOV COMP VALVE THROTTLE COMP 3 VALVE 2 UE MEI KICKDOWN THROTTLE VALVE z REGULATOR VALVE LUBRICATION OIL COOLER IF SO EQUIPPED 22 eire Tae D cu A SES SSG T RD OIL STRAINER Fig ttt rage Un Xd if 4 4 DL A ab BG 2 2 v A 9 J d ia 575 FER CHECK VALVE A 4 NOTE A B C DE ARE GOVERNOR METERING HOLES 38 Hydraulic Circuit R Reverse LEGEND BLUE DOT PUMP SUCTION 0 5 5 YELLOW CONVERTER 30 5 1 YELLOW DOT LUBE 10 30 5 1 RED LINE 225 5 CONTROL SYSTEM N REVERSE 56X706A 3OIAH3S HTISAHHO NOISSIWSNYW L 0Z6 CHRYSLER SERVICE MANUAL gaging the transmission in the desired gear This system is composed of different parts whose functions are interrelated In a general way the
5. Yj ae S 22 4 AN 1 2 SHIFT VALVE ES NN EJ 5555 22224224 S JA E 3 1 RELAY VALVE SHUTTLE VALVE zu KICKDOWN VALVE ET Dis DH VAB E PP AES 241 2222243 THROTTLE LS VALVE 1 HL 2 lt 2 55 5 SSS S REGULATOR VALVE a da 1 OIL STRAINER NOTE ABC DE ARE FORWARD CLUTCH y aS THROTTLE COMR CHECK VALVE GOVERNOR METERING HOLES CONTROL SYSTEM IN DRIVE BREAKAWAY HALF THROTTLE Fig 33 Hydraulic Circuit D Drive Breakaway BLUE LINE 90 P S t BLUE DOT PUMP SUCTION 0 5 P S I YELLOW CONVERTER 30 P S I YELLOW DOT LUBE 10 30 5 GREEN THROTTLE 0 90 5 BROWN GOVERNOR 0 90 5 P ROWN poc GOVERNOR COMPENSATOR 56X701A TYNNYW 5 S92 NOISSIWSNVYUL 1 2 SHIFT VALVE 2 SSS aS 3 4 uM 72 E SS lt WY H 072727122272 TORQUE CONVERTER yi m i ke K CBS CONVERTER CONTROL VALVE FORWARD CLUTCH 2 3SHIFT VALVE 72 Us s Et a i LASS 3 RELAY VA
6. SPRING RETAINER E npe B3 557x232 d Fig 88 Removal and Installation of Regulator Valve Retainer Sleeve and valve as shown in Figures 88 89 and 90 Remove the torque converter valve re tainer gasket spring and valve These valves can be removed with the aid of a mechanical retriever or a piece of welding rod 54 inch for regulator valve and 14 inch for torque con verter valve inserted in end of valve as shown in Figure 49 The converter valve is so Fig 89 Removal and Installation of Regulator Valve Spring ADJUSTING SCREW LOCK NUT Ww RETAINER A m GASKET SLEEVE SPRING E A 57226 SPRING CUP x Fig 90 Regulator Valve Assembly Disassembled View CHRYSLER SERVICE MANUAL m 56x627 Fig 91 Removal of Front Oil Pump Housing Assembly constructed that it will not drop into front housing during removal Remove the seven front oil pump housing to transmission case bolts and washers Sealing washers used under bolts are made from alu minum discard if damaged Remove oil pump housing assembly from transmission case by tapping housing lightly with a soft hammer as shown in Figure 91 Using dye mark pump gears in relation to face of oil pump housing for reassembly purposes Do not scribe 63 REGULATOR VALVE BODY REMOVAL Install guide studs Tool C 3288 and using the two threaded holes provided in the regulator valve body install guide studs Tool C 3283
7. SUPPORT ae M eMe GOVERNOR P MM A LOCATING SCREW S 56x609 SNAP RING Fig 71 Removal and Installation of Governor Weight Assembly 52 GOVERNOR AND REAR OIL PUMP HOUSING REMOVAL Using a small screw driver remove the governor valve shaft snap ring from the weight assembly end as shown in Figure 69 Remove governor valve shaft and valve from governor valve body assembly as shown in Figure 70 Using pliers Tool C 3229 remove governor weight assembly snap ring large as shown in Figure 71 and remove governor weight assembly from governor body Fig 72 Using a 5 inch socket Tool C 3279 remove governor locating screw from the governor sup port Remove the five rear oil pump housing to output shaft support bolts and washers Re move pump housing gear and governor as sembly from output shaft as shown in Figure or 6610 Fig 72 Removal and Installation of Governor Weight Assembly CHRYSLER SERVICE MANUAL OUTPUT SHAFT SUPPORT SCREW OUTPUT SHAFT GOVERNOR AND REAR OIL PUMP HOUSING ASSEMBLIES 56x6 Fig 73 Removal and Installation of Governor and Rear Oil Pump Housing Assemblies 73 Use dye and mark face of pump gear in relation to pump housing Do not use scribe Qil pump pinion is keyed to output shaft by a small ball Use care when removing pinion not to lose ball Remove rear oil pump pinion from
8. The kickdown valve makes possible a forced downshift from direct to second second to breakaway and direct to breakaway by depres sing th accelerator pedal past the detent near wide open throttle is desirable to limit the maximum vehicle speed at which kickdowns may be made ap proximately 65 m p h from drive to second and approximately 30 m p h from drive or second to breakaway The kickdown detent plug on the stem of the kickdown valve sup plies the resistance necessary for detent feel at kickdown With the kickdown valve in the kickdown position throttle pressure is routed to the following places 1 Through ball check valve to the 1 2 shift valve kickdown plug 2 Through ball check valve to the 2 3 shift valve kickdown plug This pressure when applied to the end of the kickdown plugs is great enough to make the shift valves downshift against the force of any governor or governor compensator pressure up to the kickdown limit speeds 22 SHUTTLE VALVE SHUTTLE VALVE PLUG AND SERVO PRESSURE BLEED VALVE The shuttle valve has two separate functions and perform each independently of the other The first is that of providing fast and smooth rear clutch engagement when the driver makes a lift foot upshift from second to direct The lift foot upshift is made by accelera ting the vehicle in breakaway or second gear and then returning the accelerator pedal to closed thrott
9. 029 Between the two lower Place shims on both 1 010 trans to housing bolt bolts which will enter 2 015 holes these holes 3 020 Between the two upper Place shims on both 1 003 trans to housing bolt bolts which will enter 2 012 holes these holes 3 016 Between the upper and Place shims on both 1 upper 010 lower trans to housing bolts which will enter lower 014 bolt holes these holes 2 upper 015 lower 020 3 upper 020 lower 027 Part Number Thickness 1610442 002 1610443 003 1610444 005 The above shims when used in combination will satisfy any of the required shim thickness listed in the table Before reinstalling transmission check for any transmission leakage or damaged parts seals and bushings In most cases the torque converter hub oil seal should be replaced Install transmission and throttle bracket
10. 15 psi 16 18 mph 19 21 mph 19 21 mph 17 19 mph 45 psi 29 36 mph 35 42 mph 36 43 mph 31 37 mph 75 psi 63 67 mph 73 79 mph 74 80 mph 64 70 mph If governor pressure does not correspond to car speeds check line pressure and the Trouble Diagnosis Chart c Rear Clutch Apply Fig 43 Remove pipe plug from the rear clutch apply pressure take off hole located on the output shaft support Fig 40 Install gauge Tool C 3293 300 psi as shown in Figure 43 The rear clutch circuit is pressurized in D drive position direct and in the R reverse position The rear clutch circuit pressure should be check ed simultaneously with line pressure The rear clutch apply pressure should not be less than a value of 15 psi lower than line pressure 90 psi in direct and 200 250 psi in reverse If the rear clutch pressure is not correct in vestigate the Trouble Diagnosis Chart Fig 42 Checking Governor Pressure d Lubrication Pressure Remove the pipe plug from the lubrication pres sure take off hole located on the left side of the transmission case Fig 40 Install gauge Tool C 3293 300 psi at this point With engine running at 800 r p m in neutral lubrication pressure should be approximately 10 to 30 psi If the pressure is incorrect check line pressure and the Trouble Diagnosis Chart If the pressure is extremely high above 50 psi it is a good indication that th
11. CONTROL VALVE REGULATOR VALVE ADJUSTING SCREW FILLER TUBE TS CONNECTOR 57x237 Fig 40 Transmission Case Right Side GOVERNOR PRESSURE TAKE OFF PLUG NEUTRAL STARTER SWITCH KICKDOWN BAND ADJUSTING SCREW LINE PRESSURE TAKE OFF PLUG 56 x 6845 Fig 40 Transmission Case Left Side buretor rod Move the rear portion of the accelerator to carburetor rod rearward until it is stopped by the idle stop on the transmission throttle cam With rods in line and rear por tion of rod preloaded lock throttle linkage adjusting screw and torque to 9 foot pounds torque Some vehicles may be equipped with a throt tle linkage adjustment at the transmission throttle operating lever The purpose of this adjustment is to allow for variations between chassis and engine assemblies in the manufac turing of different models and should not be used for making the throttle linkage adjust ment 29 TRANSMISSION BANDS Kickdown Band Front The kickdown band adjusting screw is located on the left side of the transmission case as shown in Figure 40 Using a 34 inch wrench loosen the locknut Check the freeness of the CHRYSLER SERVICE MANUAL adjusting screw in the transmission case If free use inch pound torque wrench Tool C 338 with extension Tool C 3583 Because of the added leverage afforded by extension Tool C 3583 set the click device on the indicator at 47 50 inch pounds then tighten a
12. QTL 300 NC Zi vA vA 2 p 327 uf p we RST NS 2 SSRIS E SS SS CSS lt lt H bzzzzzzz2227277 2227772227222224 4 4 JI A SSSSSSSSSSSSNNNS NNNM GOV COMP VALVE TORQUE CONVERTER THROTTLE i COMP pZ 7 20 x E epe Hl VON A CBSS BS 5 KICKDOWN THROTTLE d VALVE VALVE CONVERTER CONTROL VALVE MANUAL p aw 1 684 NSSSSSISSSSS ACCUMULATOR LOW amp REVERSE SERVO LUBRICATION OIL COOLER IF SQ EQUIPPED SS 4 SSS 257 N LEGEND BLUE LINE 90 5 1 gs REAR PUMP SCJ CHECK VALVE BLUE DOT PUMP SUCTION 9 5 5 YELLOW CONVERTER 30 5 NOTE CONTROL SYSTEM IN YELLOW DOT LUBE 10 30 P S 1 ABCDE ARE GOVERNOR NEUTRAL OIL STRAINER METERING HOLES ENGINE RUNNING 56 700 Fig 32 Hydraulie Circuit N Neutral NOISSINSNYVUL P9z TWONYW SOIAWAS 74 SZ IN 2 SS 722 2222 ges aum cmm prre CONVERTER CONTROL VALVE LUBRICATION OIL COOLER IF SO EQUIPPED d 555 102222277222722222224002427 TORQUE CONVERTER 55
13. The transmission should downshift to break away gear Check the quality of the shift Release the accelerator pedal and allow the transmission to upshift Accelerate the car to 51 64 mph Depress the accelerator pedal fully The transmission should downshift to second gear Check the quality of the shift Release the accelerator pedal to closed throttle Check the quality of the lift foot upshift Accelerate the car to 60 mph and depress the accelerator pedal fully The transmission should downshift to second gear Check the quality of the shift Accelerate the car in kickdown second gear at wide open throttle until the transmission up shift The shift should occur at approximately 70 mph Check the quality of the shift Slow the car down to 25 to 32 mph and engage the 2 second button The transmission should downshift to second gear Check for gear noise Slow the car to 15 mph and depress the accel erator pedal quickly to wide open throttle with out going into kickdown Check for kickdown TRANSMISSION 281 Fig 41 Checking Line Pressure band or front clutch slippage The transmission should not downshift at this time Release the accelerator pedal and push in the L low button The transmission should down shift at approximately 25 mph With the accel erator pedal at light throttle push the D drive button at approximately 15 mph the transmission will upshift Coast to a stop The transmissi
14. as shown in Figure 92 Pull regulator valve body off of torque converter reaction shaft and remove gasket Regulator valve body Fig 93 VALVE BODY 56x628 Fig 92 Removing Regulator Valve Body CHRYSLER SERVICE MANUAL TORQUE CONVERTER CONTROL VALVE FRONT AND REAR PUMP CHECK VALVE 56x651 REGULATOR VALVE Fig 93 Regulator Valve Body and Valves is made of aluminum and requires care in handling to avoid damage 64 TORQUE CONVERTER REACTION SHAFT REMOVAL Refer to Inspection of Torque Converter Re action Shaft Paragraph 66 If inspection re veals it is necessary to remove torque converter reaction shaft proceed as follows Remove torque converter reaction shaft seal ring neo prene Remove three transmission case to re action shaft bolts and washers Using Tool C 8581 press reaction shaft out of transmission case as shown in Figure 94 65 DISASSEMBLY INSPECTION AND ASSEMBLY OF COMPONENT PARTS The following precautions should be observed during assembly of component parts Where lubrication is required use Automatic Trans mission Fluid Type A Do not use a sealing material on any gasket or mating surface al ways use new gaskets Torque all bolts and nuts to correct specifications Where snap rings are used always make sure they are seated prop erly If mating parts do not go together prop erly always check reason Do not force parts unnecessarily 66 TORQUE CONV
15. sure is sufficient to complete a smooth band application during the time required to stop the rear cluteh retainer After completion of the 1 2 shift the servo apply pressure rises further to the value of line pressure providing a safety margin of band lead At light throttle low throttle pressure the shift valve is made to upshift at approximately 10 m p h and balance pressure is at a low value corresponding to the small force of throt tle compensator pressure on the kickdown pis ton The resulting band application load is therefore in proportion to the light throttle engine output At wide open throttle 90 psi throttle pressure the shift valve upshifts at approximately 45 m p h and throttle compen sator pressure at a high value applying the band at a load corresponding to the high en gine output With the 1 2 shift valve train in the up shifted position throttle pressure is not allowed to act on the end of the shift valve Instead any oil trapped in that area is allowed to vent through the drilled hole in the shift valve The shift valve spring then exerts the only force on the throttle pressure end of the shift valve At throttle openings less than wide open the shift valve will downshift to breakaway when vehicle speed drops to a point where the governor compensator pressure can no longer overcome the force of the shift valve spring This downshift occurs at a vehicle speed of approximately 10 m p
16. Reverse ratio of 2 20 to 1 is ob tained by application of the rear clutch and rear band In the drive range the transmission shifts through all three gear ratios automatical ly Shifts points are determined by throttle opening and car speed If additional acceleration is desired while in drive range the transmission will downshift depending on vehicle speed to second gear or breakaway automatically when the accelera tor pedal is completely depressed The intermediate or second position range is used to operate transmission in the first two gears only This range is suitable for heavy city traffic where the driver may desire part throttle second gear operation for more precise speed control It may also be used on long down grades where additional engine braking is needed A low or first position range is also available to keep the transmission in first gear only This position provides added handling ease in mountain driving and exceptional pull ing qualities in sand and snow 7 GEARSHIFT CONTROL UNIT The transmission is operated by a gearshift control unit consisting of five push buttons identified by R reverse N neutral D drive 2 second and L low Fig 21 The control unit is located on the instrument panel to the left of the steering column Range selection is made by pushing the proper button Should the R reverse button be pushed in ENGINE CRANKSHAFT REAR CLUTCH PRESSURE PLATE TORQUE CONVERTE
17. Tool C 3283 and install six remaining extension to case screws and lockwashers Draw down evenly and tighten 80 foot pounds torque After screws have been properly tightened turn output shaft to make sure it turns freely Lower transmission and at the same time align mounting studs in in GOVERNOR VALVE Fig 56 Remova and Installation of Governor Valve Shaft and Valve TRANSMISSION 293 Fig 57 Removal and Installation of Governor Body and Support Assembly sulator with holes in crossmember Install two nuts and lockwashers that hold the rear engine support insulator and tighten to 35 foot pounds torque Engage ball end of hand brake cable in operating lever and tighten cable clamp bolt Install propeller shaft flange and drum as sembly washer and nut If assembly was used to foree bearing in extension on output Shaft then omit this operation ppply hand brake and tighten nut to 175 foot pounds torque Install adjusting screw cover plate on hand brake support Connect front universal joint and tighten to 37 foot pounds torque In Stall speedometer pinion and sleeve assembly Tighten to 45 foot pounds torque and connect speedometer cable housing Lower vehicle and refill transmission to proper level with Auto matie Transmission Fluid Type A 43 GOVERNOR a Removal Remove extension Using a screw driver re move the governor valve shaft snap ring from the weight assembly end Remove governor valve sh
18. it is restarted by fully depressing the N neu tral push button A vacuum switch on the engine prevents the starter from being energized should the N neutral push button be accidentally engaged while the engine is running The starting motor is also wired so that the engine cannot be started unless the N neutral starting switch at the transmission is closed Engaging the N neutral button closes starting motor cir cuit at neutral starting switch Fig 40 The purpose of the neutral starting switch on the transmission is to prevent starting the en gine while the transmission is in gear as a result of improper gearshift control cable adjustment 8 STARTING THE ENGINE As a safety precaution apply hand or foot brakes Turn ignition key to ON position Depress accelerator slightly and push in the N neutral push button to limit of its travel When engine starts release pressure on N neu 298 TRANSMISSION CHRYSLER SERVICE MANUAL LOCK SPRINGS UNLATCHED POSITION LATCHED POSITION NEUTRAL OPERATING AND ENGINE STARTING SLIDE OPERATING CONTROL CABLE PUSH BUTTONS 57x 174 ACTUATOR STARTING MOTOR SWITCH TO TRANSMISSION CONTROL CABLE Fig 22 Gearshift Control Unit Operational Sketch tral push button If engine fails to start re lease pressure on N neutral push button momentarily before attempting to start engine again 9 PUSH STARTING If engi
19. the front clutch assembly must be placed in an arbor press With the rear of retainer resting on a suitable support press the input shaft only far enough into retainer to permit removal of the snap ring with a screw driver If an arbor press is not available two large clamps may be used by placing them 180 apart and applying equal pressure If clamps are used make sure they are positioned so as not to damage the ball check located in back side of retainer Slowly release pressure on arbor press then remove the retainer and input shaft from the arbor press Remove the input shaft assembly C from the clutch piston retainer N In vert the front clutch piston retainer and re CHRYSLER SERVICE MANUAL move the cushion spring retaining plate T cushion spring S driving dise 4 D clutch plates 3 E pressure plate F and clutch hub G Install compressor Tool C 3575 then compress the front clutch piston return spring retainer 1 Using pliers Too C 3301 remove the piston return spring snap ring H Release and re move fixture Tool C 3575 Remove the clutch piston return spring retainer I and spring J Remove lever retainer K and levers 4 L from front eluteh piston retainer N Us ing a twisting motion remove the piston as sembly from the retainer as shown in Figure 114 94 INPUT SHAFT INSPECTION Inspect the input shaft thrust washer A for cracks or excessi
20. Correct by tightening loose screws or plugs Where this does not rem edy the situation replace faulty gaskets seals or plugs 25 LEAKS REQUIRING REMOVAL OF TRANSMISSION FROM VEHICLE a Sand hole in transmission case b Sand hole in front oil pump housing CHRYSLER SERVICE MANUAL Front oil pump housing screws or dam aged sealing washers d Front oil pump housing oil seal e Front oil pump housing seal located on outside diameter of front oil pump housing f Torque converter Leaks at these loeations may be corrected by tightening loose bolts or replacing damaged or faulty parts 26 MANUAL CONTROL CABLE ADJUSTMENT The following procedure should be used in ad justing the manual control cable for proper operation of manual lever a Push in the N neutral push button b Disconnect oil filler tube at connector on oil pan filler tube support bracket screw may have to be loosened Drain approximately two quarts of fluid from transmission Reconnect filer tube Loosen cable to transmission ad justable mounting bracket screw e Remove the neutral starting switch Place the point of a screw driver through neutral Starting switeh opening in transmission case and against neutral starting switch cam of manual controllever to maintain neutral posi tion of manual lever d While holding manual lever in reverse position adjust control cable for free play by pushing in until cable stops Mark posit
21. Fig 154 Removing Dowel Part No Eccentricity 1736347 007 1736348 014 1736353 021 Determine amount and direction of bore run out Loosen intake manifold bolt which holds throttle linkage bracket in position Before proceeding further it is essential that the torque converter impeller hub runout be with in 004 inch total indieator reading Correct if necessary Remove two dowel pins from adapter plate that align housing Removal can be made with vise grips and prying with screw driver or using special pliers as shown in Figure 154 Select eccentric dowels pair 007 inch No 1786847 014 inch No 1736348 or 021 inch No 1736353 consult chart for dowel to use in relation to total indicator reading and install both dowels with slots parallel and aligned in direction to correct bore runout Refer to Figure 155 for examples Slot in dicates the direction of maximum dowel ec centricity Majority of corrections will be for one direction only but it is possible that hous ing bore may be out in two directions In latter case it may be necessary to use the next higher step dowel adjusting these dowels with hous ing installed to bring within tolerance NOTE Care should be taken to back up adapt er plate when inserting lower dowel to avoid distortion or breakage or adapter plate Both CHRYSLER SERVICE MANUAL EXAMPLE NO 1 NOTE X ADAPTER PLATE DIRECTION OF SLOT EXAMPLE NO 2 N
22. G KICKDOWN SERVO Location H KICKDOWN SERVO APPLY Line pressure J KICKDOWN SERVO RELEASE Line pressure K ACCUMULATOR Location L FRONT CLUTCH AND ACCUMULATOR APPLY Line pressure M LINE PRESSURE N FRONT PUMP INLET O REVERSE UPSET Reverse blocker Apply Line pressure P LINE PRESSURE GAUGE 56x712A Fig 44 Oil Passages in Transmission Case plete air pressure check proceed as follows Fig 44 CAUTION Compressed air supply must be free of all dirt and moisture Raise the vehicle on a hoist drain the trans mission fluid and remove the transmission oil pan Remove the aecumulator cover and valve bodies assembly Apply air pressure to the front clutch passage located slightly toward the center of the transmission from the accu mulator be sure to cover accumulator piston base to prevent piston from being blown out Protect yourself from oil spray by holding a clean lintless cloth cardboard or some other shield against the bottom of the transmission case when applying the air pressure Listen for TRANSMISSION 285 a dull thud which indicates that the front clutch is operating Hold the air pressure on for a few seconds and observe for excessive oil leaks in the system Apply air pressure to the rear clutch pas sage near the center rear end of the lower surface of the transmission case Listen for a dull thud which indicates that the rear clutch is op
23. components of any au tomatie control system may be grouped into the following basic components or units a The pressure supply system b The elutches and band servos c The pressure regulating valves d The flow control valves Taking each of these basic components or units in turn the control system may be de scribed as follows 18 THE PRESSURE SUPPLY SYSTEM a Front Pump Under all normal operation conditions up to a forward speed of approximately 35 m p h the front pump driven at engine speed pro vides oil needed for torque converter pressure control pressures cooler flow if so equipped and lubrication The front pump delivers oil at 90 to fulfill these conditions and also satisfy the nor mal amount of internal leakage in the trans mission at all engine speeds above approxi mately 700 r p m In reverse the front pump pressure is increased to 225 p s i in order to handle the high torque loads imposed during reverse operation b Rear Pump The rear pump smaller than the front pump and driven by the output shaft furnishes all of the oil required by the transmission in nor mal driving at all vehicles speeds above approxi mately 35 m p h Rear pump oil pressure is routed to the regulator valve body through a drilled passage in the transmission case The front clutch and low reverse band are applied by the oil pressure developed by the rear pump when the engine is started by pushing 19 CL
24. cushion spring S concave side as shown in Figure 116 toward retaining plate K The front clutch cushion spring S must be preloaded to 500 pounds for assembly Place front clutch and the input shaft assembly in an arbor press with the rear of the piston retainer resting on a suitable support Press the input shaft into the clutch retainer until snap ring B can be installed If arbor press is not available use CHRYSLER SERVICE MANUAL two clamps placed 180 apart as described previously Remove the input shaft and front clutch as SERVOS BANDS AND TRANSMISSION 317 semblies from the arbor press or remove clamps and install the input shaft thrust washer A oN rs EEN MISCELLANEOUS INSPECTION 100 BAND INSPECTION All letters referred to in inspection of these parts pertain to Figure 117 Make visual in spection of bands and lining for wear and bond to metal If lining is worn to the point that grooves are no longer visible band assemblies must be replaced The lining is bonded to the band and no attempt should be made to reline them Inspect bands for distortion or cracked ends The reverse band is narrower than the kickdown band Therefore it should be identi fied to prevent improper installation 101 LEVER ASSEMBLIES INSPECTION Inspect levers J and K for being cracked or worn and make sure they are free to turn on shaft and have side clearance when
25. drive to 1 low at any speed how ever the transmission will not downshift to low if vehicle speed is above approximately 29 m p h d R reverse Stop vehiele and with foot brake lightly ap plied push the R reverse button in e Kickdown forced downshift At speeds below approximately 30 m p h in D drive or 2 second after transmission has upshifted maximum acceleration ean be obtained for passing or climbing a steep grade TRANSMISSION 259 by completely depressing the accelerator This will cause the transmission to downshift to breakaway The transmission will automatical ly upshift to second if the accelerator is re leased or a speed of approximately 45 m p h is reached In D drive range from second speed transmission will automatically upshift into direct if the accelerator is partially re leased or a speed of approximately 75 m p h is reached If vehicle is accelerated in 2 sec ond position to wide open throttle upshift speed an upshift to direct will occur thus eliminating overspeeding the engine in second gear Kickdown forced downshift At speeds between 30 to 65 m p h approxi mately in D drive position after transmis sin has upshifted into direct maximum ac celeration can be obtained for passing by com pletely depressing accelerator This will cause the transmission to downshift to second The transmission will automatically upshift to di rect if accelerator is released or
26. guide studs Tool C 3276 in the two iransmission mounting holes in right side of torque converter housing With front oil pump drive sleeve lubricated install making sure driving lugs are properly engaged with oil pump pinion Main portion of drive sleeve will be flush with front of pump housing when properly installed Fig 123 Note position of driving lugs inside torque converter hub then position front oil pump drive sleeve on transmission accordingly to aid in proper engagement when transmission is in stalled Slide transmission over guide studs and into position against converter housing Make sure driving lugs on front oil pump drive sleeve properly engage the torque converter To avoid damage to front oil pump do not attempt to use transmission to torque converter housing screws to bring transmission and housing to gether If oil pump drive sleeve and input shaft have been properly aligned the transmission should slide into position relatively easy Do not force Install the two transmission case to torque converter housing screws and lockwashers in left side do not tighten Remove guide studs and install the two transmission case to hous ing screws and lockwashers in right side then 296 TRANSMISSION draw the four down evenly and tighten to 50 foot pounds torque Plac crossmember into position and install the crossmember to torsion bar bracket bolts Tighten 55 foot pounds torque Lower engine and at t
27. if re moved Place the 1 2 shift valve governor plug Q small end first in position in valve body Place the 2 3 shift valve governor plug P small end first in position in valve body Install check valve ball N and seat M Place governor plug cover L in position on REAR VALVE BODY 1 1 2 SHIFT VALVE SPRING 56x68 3 1 RELAY VALVE Fig 139 Using Scale to Hold 2 3 Shift Valve Kickdown Plug in Body During Assembly CHRYSLER SERVICE MANUAL 330 TRANSMISSION VELIXOS pejquesspsiq Apog eA DA 0 Stg CHRYSLER SERVICE MANUAL valve body and install the three bolts and lockwashers Draw down evenly and tighten 140 FRONT VALVE BODY DISASSEMBLY All letters referred to in disassembly of front valve body pertain to Figure 140 Do not dis turb throttle valve stop screw setting when dis assembling valve body This is a factory setting it cannot be reset with field equipment Keeping thumb pressure against shuttle valve cover B spring loaded remove the four bolts and lockwashers Use caution when re moving cover to prevent loss of front check valve ball seat C and ball D While holding thumb over throttle valve invert valve body and remove shuttle valve plug spring and valve as shown in Figure 141 Remove throttle valve spring kickdown valve and detent plug as shown in Figure 142 It is unnecessary to remove detent plug retaining bolt and
28. ing the engine the throttle linkage between the carburetor and the transmission is disturbed it will be necessary to readjust the linkage Be fore attempting to diagnose or correct the transmission operation the engine and trans mission should be warmed up to operating tem perature A short drive approximately five to ten miles with frequent starts and stops will create normal operating temperature of the engine and transmission CAUTION Do not stall test the torque converter For safe CHRYSLER SERVICE MANUAL ty reasons and because damage to the trans mission may result wide open throttle stall operation is not recommended Engage the N neutral button and check for dragging up to an engine speed of 800 r p m Push in the R reverse button and note the shift time and smoothness of the shift Back the car up and check for dragging Push the D drive button and note the shift time and smoothness of engagement Accelerate the car at very light throttle The transmission should upshift into second at approximately 7 to 11 mph and into direct at approximately 11 to 15 mph Check the quality of the shifts Slow the car to approximately 15 mph then depress the accelerator pedal quickly to wide open throttle without going into kickdown Check for slippage of the front and rear clutch es The transmission should not downshift at this time At a car speed of approximately 25 to 32 mph depress the aecelerator pedal fully
29. install low and reverse band drum assembly over hub While holding the two assemblies together remove fixture Tool C 3527 Lubricate bearing surface on reverse sun gear and install intermediate support and planet pinion carrier assembly Lubricate the two sun gear rear clutch seal rings neoprene with Automatic Transmis sion Fluid Type A and install on reverse sun gear Install rear clutch piston retainer assem bly on reverse sun gear To prevent personal injury do not place the fingers under the clutch retainer assembly when installing Install the OVERRUNNING CLUTCH CAM SPRING 56x645 T a ttm neta Fig 112 installation of Overrunning Clutch Rollers and Springs in Intermediate Support and Cam Assembly SS M M 314_TRANSMISSION CHRYSLER SERVICE MANUAL 56x646A Fig 113 Unit No 3 Disassembled View front clutch and sun gear thrust washer A Lubriplate may be used to hold the thrust wash er in position 93 UNIT NO 3 INPUT SHAFT AND FRONT CLUTCH PISTON RETAINER ASSEMBLIES DISASSEMBLY The letters referred to in disassembly inspec tion and reassembly of this unit pertain to Figure 113 Remove the input shaft fibre thrust washer select fit A During assembly the front clutch cushion spring S was preloaded to 500 pounds To remove snap ring B and input shaft
30. installed Inspect lever shaft I for excessive wear 56x649 A 102 REVERSE SERVO PISTON ASSEMBLY INSPECTION Inspect lever contacting surface on plug L for excessive wear Remove and inspect re verse servo piston seal ring Z neoprene for deterioration and hardness Inspect seal ring groove for nicks or burrs Inspect servo piston return spring O retainer N and snap ring M for being distorted 103 KICKDOWN PISTON ASSEMBLY INSPECTION Inspect riveting of kickdown piston rod T Also inspect guide R contacting surface for nicks or burrs Inspect seal ring CC on guide for wear and make sure it turns freely in the groove Check fit of guide R on piston rod Inspect the three rings two interlocking on Fig 117 Servos and Bands Disassembled View 318 TRANSMISSION piston for wear or broken locks Make sure they turn freely in the groove It is not neces sary to remove ring unless condition warrants When replacing new rings use extreme care so as not to damage the interlocking portion of the ring Inspect kickdown piston U for light scores and wear Inspect kickdown pis ton spring S and rod guide snap ring Q for being distorted 104 ACCUMULATOR PISTON AND SPRING Inspect the two seal rings X and Y one interlocking for wear or broken locks and make sure they turn freely in the grooves It is not necessary to remove rings unless condi tion warrants When replacing new inte
31. move the shuttle valve toward the shuttle valve plug cutting off the feed of line pressure to the shut le valve Oil must then flow to the apply pres sure area of the kickdown servo only through the hole in the servo pressure bleed valve Kickdown piston application is therefore re tarded If on high speed kickdown the servo pres sure drops below the proper value due to re stricted flow through the servo pressure bleed valve hole the drop in force of servo pressure on the shuttle valve reaction area causes the shuttle valve to move back toward the governor pressure end of the valve body allowing enough oil to flow from the line pressure area of the shuttle valve to maintain servo pressure at the desired value during servo piston application 23 OPERATIONAL SUMMARY With the D drive button pushed in the man ual valve is positioned to give the full range of operation of the transmission With the manual valve in the drive position the front cluteh is pressurized and the transmission will transmit drive torque in breakaway One side of the accumulator is connected in parallel with the front clutch so that a cushioned engagement of the front clutch is obtained At a speed which is dependent on throttle position approximately 10 m p h at closed throttle 25 m p h at detent 45 m p h at wide open throttle the transmission automatically upshifts to second gear The change is initiated by movement of the 1 2 shift valve
32. move the kickdown band strut Fig 81 Note that strut is grooved to act as a guide Remove the kickdown band anchor from ad justing screw Remove kickdown band assem bly by rotating band ends over center support in transmission case as shown in Figure 82 Use extreme care when removing band so not to damage lining against edges of transmission case Both bands have bonded lining and no attempt should be made to reline them The kickdown band is wider and has different lin ing material Reverse Band CHRYSLER SERVICE MANUAL KICKDOWN BAND STRUT KICKDOWN BAND ADJUSTING SCREW Fig 81 Removal and Installation of Kickdown Band Strut 59 LOW REVERSE AND KICKDOWN BAND LEVER ASSEMBLIES REMOVAL Remove kickdown and reverse lever shaft stop plug at rear of transmission ease Using pliers remove kickdown and low reverse shaft lever Spacer flat Thread a guide stud Tool C 3288 into shaft and remove shaft from case as Shown in Figure 83 Remove kiekdown and low reverse servo levers 0 LOW REVERSE SERVO REMOVAL Install Tool C 3529 or C 3289 modified as shown in Figure 84 on transmission case and compress piston spring retainer Due to modi fication of tool only one attaching bolt can be used Using a screw driver remove the low reverse servo piston spring retainer snap ring as shown in Figure 85 Loosen compression por Fig 82 Removal and Installation of Kickdown Band CHRYSL
33. reverse planet pinion carrier assembly Con nection between the cam and hub is obtained through the rollers When torque is applied to the reverse planet pinion carrier and overrunning clutch hub by the sun gear the clutch rollers are forced out ward into a wedging contact by the ramps in the cam thus holding the planet pinion carrier If the driving force is removed the rollers are released from their wedging contact and the overrunning clutch will coast The overrun ning cluteh is used in the 1 2 upshift normal 2 1 downshift and forced 2 1 downshifts For 1 low range operation the low reverse band is applied holding the reverse planet pinion carrier stationary thus preventing the over running clutch from coasting ANNULUS GEAR AND SUN GEAR LOCKED TOGETHER Fig 26 Planetary Gear Set Annulus and Sun Gear Locked Direct CHRYSLER SERVICE MANUAL TRANSMISSION 261 M zb 722 FRONT CLUTCH APPLIED RSS OVER RUNNING CLUTCH LOCKS WHILE DRIVING FREE WHILE COASTING DRIVE POSITION BREAKAWAY 56x689 Fig 27 Power Flow in D Drive Position Breakaway 16 POWER FLOW IN THE TRANSMISSION a D Drive Position Breakaway Fig 27 The power flow is from the converter turbine through the input shaft and front clutch re tainer one unit The front clutch is applied and the drive continues through the clutch hub to the intermediate shaft and kickdo
34. ring located in left side of transmission case as shown in Figure 40 49 CHECKING FRONT CLUTCH END CLEARANCE Prior to removal of propeller shaft flange and drum assembly check end clearance of front clutch piston retainer assembly using dial in dicator Tool C 3339 as shown in Figure 64 To make this check pry front clutch for ward by carefully inserting screw driver be 56 604 Fig 63 Removal and Installation of Valve Bodies and Transfer Plate Assembly Typical View 298 TRANSMISSION FRONT CLUTCH PISTON RETAINER ASSEMBLY i 1 REAR CLUTCH PISTON RETAINER ASSEMBLY 56x605 Fig 64 Checking Front Clutch Piston Retainer Assembly End Clearance tween the front and rear clutch Remove screw driver and with dial indicator point contacting edge of front clutch retainer set dial indicator to zero Pry front clutch assembly rearward against rear clutch remove screw driver and take indicator reading This clearance should be from 020 to 050 inch If this clearance exceeds the specified limits particular atten tion should be paid to the condition of the input shaft thrust washer when disassembling transmission BRAKE ANCHOR SHOE GUIDE BRAKE ANCHOR WASHER BRAKE SHOE ANCHOR BRAKE SUPPORT az 9 BRAKE SUPPORT GREASE SHIELD BRAKE SHOE OPERATING LEVER LINK BRAKE SHOE amp LINING ASSY SHAFT FLANGE amp BRAKE DRUM ASSY 2212 SHAFT
35. sure clutch driv ing lugs on steel plates travel free in retainer Inspect splines on rear of retainer for nicks burrs or brinelling Inspect thrust surface on rear of retainer for scratches or scoring Make sure all clutch feed and lubricating passages are free from foreign matter 98 UNIT NO 3 ASSEMBLY Lubricate and install inner neoprene seal ring Q on hub of clutch retainer Make def initely sure that lip of seal is facing down and seal is properly seated in groove Lubricate and install outer seal ring R on clutch piston with lip of seal facing away from flange Place piston assembly M in clutch retainer and with a twisting motion seat piston in bot tom of retainer as shown in Figure 114 Place lever retainer K in piston and install the four levers L Make sure levers are free and properly seated in piston slots Install clutch return spring J over hub of clutch retainer N and position spring re tainer I and snap ring N on spring Using compressor Tool C 3575 compress the clutch return spring sufficiently to seat snap ring with pliers Tool C 3301 Spring retainer may require guiding past the piston retainer hub Make sure snap ring is properly seated Re move spring compressing portion of Tool C 3575 Install pressure plate F smooth side up in retainer Install discs and plates by placing one of the driving discs D in the IDENTIFYING NOTCH 57x337 Fig 115 ldentif
36. to the upshifted position so that pressure is directed to the apply side of the kickdown servo When the kickdown band develops sufficient capacity to slow the rear clutch retainer the overunning clutch starts to free roll so release of the pre vious reaction number is automatic The band application during the shift is controlled by action of the accumulator At a speed which is again dependent on throt tle position approximately 15 m p h at closed throttle 55 m p h at detent 75 m p h at wide open throttle the transmission makes an up shift to direct This action is initiated by move ment of the 2 3 shift valve The upshift is accomplished by simultaneous disengagement of the kickdown band and engagement of the rear clutch 278 TRANSMISSION Forced 3 2 shift is obtainable below approx imately 65 m p h and forced 3 1 shift is ob tainable below approximately 30 m p h Nor mal downshifts are not throttle sensitive and above half throttle they occur in sequence 3 2 at approximately 15 m p h and 2 1 at approximately 10 m p h At throttle open ings less than half throttle the two shift valves are interlocked by means of the 3 1 relay valve and the shift occurs as a 3 1 relay se quence at the normal 2 1 downshift speed This action provides a smooth downshift since the overrunning clutch is free rolling in breakaway Pushing the 2 second in this button of the control unit moves the manual valve so that
37. tube lever pin retainer to rotate resulting in loss of gearshift tube cross pin After completing adjustment approximately equal up and down free travel of the gearshift ADJUSTING NUTS F LOW AND REVERSE CONTROL RODS 27900 AND HIGH CONTROL ROD 57x11 Fig 19 Aligning the Gearshift Levers 3 Speed Trans CHRYSLER SERVICE MANUAL lever should be provided in either high or di reet gear positions and low or reverse gear positions Check crossover adjustment at the manual lever by making the crossover from seeond direct to low reverse Crossover move ment should be free of interference Crossover movement from low reverse to second direct likewise should also be free of interference b Control Rod Adjustment Transmission must be in neutral before attempt ing to make this adjustment Loosen and back off adjusting nuts at the second direct gearshift control rod swivel Fig 19 Turn both adjusting nuts in direction re quired to locate knob end of lever in vehicle in a horizontal plane sighting through rear window of vehicle wil aid in determining hor izontal plane of lever Tighten adjusting nuts TRANSMISSION 255 securely 70 foot pounds torque against the second direct control rod swivel block Be sure transmission remains in neutral Loosen and back off adjusting nuts at low reverse gearshift control rod swivel Fig 19 Position low reverse gearshift lever in direct alignm
38. turn bearing several times by hand Check bearings for looseness or noise by comparing them with a new bearing Be sure to wash grease from new bearing Apply a little oil before making comparison test Inspect fit of bearings on their respective shafts and in bores Inspect bearings shaft and TRANSMISSION 249 case for wear If installation of a new bearing does not correct condition install a new shaft or case Inspect mainshaft splines for galling or scor ing Inspect bearing mounting surfaces and snap ring grooves Slight nicks or burrs can be stoned off Replace damaged parts Inspect the gear teeth and threads on inner and outer synchronizer stop rings Check gear teeth on clutch gear sleeve If there is evidence of chipped or excessively worn gear teeth replace the part Make sure synchronizer clutch sleeve slides freely on clutch gear Check pins of inner and outer synchro nizer stop ring assembly for straightness and looseness The pins should be 1 570 to 1 580 inches long If pins do not comply with this specification replace synchronizer stop ring assemblies Replace countershaft gear cluster if any of its gear teeth are broken chipped or excessively worn Small nicks or burrs can be stoned off Check rollers for chips and nicks Replace all rollers if any one is damaged Check condition of thrust washers and replace if excessive wear is evident Inspect the clutch teeth of the drive pinion If they are exc
39. twist ing motion seat piston in bottom of retainer Install piston return spring on hub and position spring retainer and snap ring on spring Using compressor Tool C 3575 compress the clutch spring sufficiently to seat the snap ring as shown in Figure 111 Piston spring retainer may require guiding past the clutch hub Make sure snap ring is properly seated Remove com pressor Tool C 3575 Lubricate all clutch plates and drive discs with Automatic Transmission Fluid Type A Assemble by placing one of the rear clutch steel plates in the clutch re tainer followed by a driving disc Repeat this procedure until all four discs and four plates have been installed Do not install rear clutch pressure plate and snap ring at this time as the rear clutch pressure plate will be used as an assembly tool in selecting the proper front clutch clearance The pressure plate should be thor oughly cleaned 87 REVERSE SUN GEAR ASSEMBLY INSPECTION Inspect gears for cracked or broken teeth In spect steel back bronze type bushing for scor ing or excessive wear Bushing and reverse sun gear serviced as an assembly Inspect inter mediate support bearing surface of gear for wear and slight score Inspect rear clutch seal ring grooves on gear for nicks or burrs Inspect inner ring sealing area in bore of sun gear for grooves or scratches Inspect thrust area of sun gear for nicks scratches or burrs Inspect seal rings neo prene for det
40. 2 Accumulator small and large piston rings 3 Regulator valve body to case mating sur face 4 Torque converter reaction shaft seal ring 5 Input shaft small and large seal rings 6 Intermediate shaft number 1 2 and 3 seal rings 7 Front clutch oil feed tube 8 Front clutch piston inner and outer seal ring 9 Front clutch check valve ball e Rear clutch Clean and inspect discs plates return spring and piston Check the fol lowing rear clutch circuit leakage possibilities 1 Valve body and valve body to case mating surface 2 Output shaft support to case mating sur face 8 Output shaft small and large seal rings 4 Intermediate shaft No 4 5 and 6 seal rings CHRYSLER SERVICE MANUAL 5 Rear clutch oil feed tube 6 Sun gear rear clutch seal rings 7 Rear clutch piston inner and outer seal rings 8 Rear clutch check valve ball 9 Kickdown piston rod guide seal ring and rod guide to kickdown rod fit 10 Large kickdown piston seal ring f Planetary gear set Clean and inspect gear set for worn thrust washers nicked or rough gear teeth and excessive pinion and clearance Low Speed Over running clutch Clean and inspect the over running clutch assembly for the brinnelled rollers and or cam and im properly assembled rollers or springs 32 SERVICING GEARSHIFT CONTROL HOUSING a Removing Gearshift Control Housing Remove the four screws holding gearsh
41. 246 TRANSMISSION CHRYSLER SERVICE MANUAL Section XI TRANSMISSION CONTENTS STANDARD 3 SPEED Page Standard 3 Speed Transmission Removal and Assembly 247 Gearshift Control 254 TORQUEFLITE TRANSMISSION TorqueFlite Transmission Operating Information 255 Planetary Gear Set 259 Power Flow in the 261 Hydraulic Control 263 Pressure Supply 271 Clutches and Band 271 Pressure Regulating 272 Flow Control 274 Operational 277 Maintenance Adjustments and 278 Manual Control 279 Throttle Linkage 279 Transmission 280 Trouble Diagnosis 283 Servicing Transmission in 288 Regulator Valve
42. 292 TRANSMISSION 41 TRANSMISSION OUTPUT SHAFT REAR BEARING OIL SEAL a Removal Disconnect the front universal joint and secure propeller shaft out of the way Apply the hand brake and remove the propeller shaft flange nut and washer Release hand brake and install puller Tool C 452 if necessary Remove the propeller shaft flange and brake drum assem bly Remove the transmission brake support grease shield spring small one Remove brake support grease shield from extension CAUTION If screw driver or sharp instrument is used in performing ibis operation care must be ex ercised not to damage the neoprene sealing sur face at bottom of shield Install puller Tool C 748 and remove the transmission output shaft rear bearing oil seal b Installation Using driver Tool C 3205 install output shaft rear bearing oil seal metal portion of seal facing in until driver bottoms on extension Fig 97 Install brake support grease shield on extension housing CAUTION Indent on grease shield must match groove in extension for correct positioning Also shield must be located on extension far enough to per mit installation of spring Instal brake support grease shield spring opening in spring toward adjusting sleeve Make sure spring is properly seated in groove Install propeller shaft flange and drum assem bly Install propeller shaft fiange washer con vex side towards nut and nut Apply hand brake and tighten
43. 56x716A Fig 98 Governor Assembly Disassembled View Place secondary weight and spring in pri mary weight compress spring and install snap ring Make sure snap ring is seated properly Slide governor body and support from rear oil pump housing Remove the two governor sup port seal rings and inspect Remove the four governor body to support bolts and lockwash ers Separate body from support Washers are part of bolt and serviced as an assembly Mat ing surfaces are machined and can be easily damaged Inspect oil passages and make sure they are free from dirt or foreign matter Clean passages with compressed air Inspect governor valve and body for slight scores Valve should travel freely in governor body 72 REAR OIL PUMP INSPECTION Inspect oil pump housing machined surfaces for nicks and burrs and housing plug for leaks Inspect oil pump gears for scoring or pitting With gears cleaned and installed in pump hous ing as marked and using straight edge Tool C 3335 and feeler gauge check clearance be tween pump housing face and face of gears as shown in Figure 99 Clearance limits are from 001 to 0025 73 GOVERNOR ASSEMBLY REASSEMBLY Lubricate the two governor support seal rings with Automatic Transmission Fluid Type A and install on the governor support Make sure TRANSMISSION 307 TOOL 53x66 Fig 99 Checking Clearance between Rear Pump Body and Gears they are free to rotate in gro
44. 69 Fig 143 Removal and Installation of Throttle Valve Lever Shaft Pin Typical View 332 TRANSMISSION VALVE BODY xu RETAINER PLATE Oe S 56x671A Fig 144 Installation of Valve Body Retainer Plate 141 FRONT VALVE BODY ADDITIONAL INSPECTION Inspect the manual valve detent ball T and make sure it slides freely into valve body In spect staking of manual lever and throttle cam to their respective shafts Inspect kickdown valve detent plug to make sure it slides freely on valve Inspect check valve ball seat in valve body faulty casting 142 FRONT VALVE BODY ASSEMBLY Place valve body on a piece of clean paper in an upright position Using a twisting motion install manual valve V until it bottoms on paper Place manual valve lever detent ball spring U and ball T in position in valve body While compressing detent ball in position with right index finger install manual valve control lever by sliding over detent ball plac ing shaft of manual valve control lever in bore of valve body This assembly may be held in position by the use of a rubber band 56x672 Fig 145 Tightening Valve Body Screws CHRYSLER SERVICE MANUAL While holding manual lever assembly in posi tion against valve body install throttle valve lever assembly through manual valve lever as sembly with flat portion on end of shaft facing away from valv
45. ALVE 56x666A Fig 146 Valve Bodies and Transfer Plate Assembly Bottom View CHRYSLER SERVICE MANUAL 144 FRONT VALVE BODY INSTALLATION Position front valve body on steel plate up per as shown in Figure 136 and install two bolts and lockwashers in outer end of valve and draw down finger tight 145 REAR VALVE BODY INSTALLATION Invert transfer plate assembly and replace on fixture Tool C 3528 With servo pressure bleed valve in place hold rear valve body up into position against steel plate as shown in Figure 135 and install the two outer bolts short with lockwashers through the transfer plate and into lower valve body Draw up finger tight 146 LOWER VALVE BODY INSTALLATION To prevent loss of governor compensator valve retainer pin position steel plate lower on lower valve body Place valve body and steel TRANSMISSION 333 plate into position on transfer plate Install the two bolts intermediate length and lockwash ers and as shown in Figure 133 tighten the two lower valve body and two rear valve body bolts to 60 inch pounds torque Invert valve bodies and transfer plate and replace on fixture Tool C 3528 Install valve bodies retainer plate and two bolts long with lockwashers Fig 144 and tighten the two retainer plate bolts and two front valve body bolts to 60 inch pounds torque as shown in Figure 145 Overtightening will cause distor tion to valve body and result in sticky valve
46. ENSION HOUSING TOOL BEARING 57x166 Fig 4 Removing Extension Housing Rear Bearing NOTE If condition of needle and ball bearings warrant their removal proceed as follows Remove needle bearing using Tool C 3275 by driving bearing into extension housing With needle bearing laying in extension housing drive ball bearing out of its bore using driver Tool C 3275 as shown in Figure 4 Needle bearing can now be removed through rear of extension housing e Reverse Idler Using a suitable brass drift drive reverse idler gear shaft towards rear of transmission case Remove locking key from keyway Finish driv ing out of shaft and lift out reverse idler gear and bearing assembly f Countershatt Check end play of the countershaft 004 012 inch permissible end play refer to Paragraph 3 to determine need for new thrust washers at assembly Using adapter arbor Tool C 578 drive countershaft toward rear and out of transmission case A key at end of shaft pre vents the shaft from turning Remove key Re move adapter shaft with adapter arbor in Stalled from transmission case Disassemble countershaft assembly by removing thrust washers rollers and spacer 2 INSPECTION Before inspecting wash each part thoroughly in a suitable solvent then dry Clean mainshaft and drive pinion shaft bearings Dry by apply ing compressed air directly through bearing Never spin bearing with compressed air Apply a little oil and
47. ER SERVICE MANUAL KICKDOWN BAND LEVER Jr GUIDE STUD Lp KICKDOWN AND REVERSE LEVER SHAFT Jis Fig 83 Removal and Installation of Kickdown and Reverse tion of tool and remove Spring retainer may require guiding out of transmission case Re move the spring retainer spring and servo piston assembly 61 KICKDOWN SERVO REMOVAL Reinstall Tool C 3529 or C 3289 modified as shown in Figure 84 apply sufficient pressure on the kickdown piston rod guide and remove the snap ring as shown in Figure 86 Loosen compressing portion of tool and remove from transmission case Remove piston rod guide piston spring and piston rod Using pliers Tool C 484 remove the kickdown piston from the transmission case Using pliers Tool C 484 remove the accumulator piston from transmis sion case as shown in Figure 87 62 FRONT OIL PUMP REMOVAL Remove front oil pump drive sleeve if in installed Remove the transmission regulator valve spring retainer gasket cup spring USE 142 DRILL 56x621 Fig 84 Modification of Too C 3289 TRANSMISSION 303 SNAP RING VT MG edd 56 622 Fig 85 Removal and Installation of Low Reverse Servo 56x624 Fig 86 Removal and Installation of Kickdown Piston Rod TOOL ACCUMULATOR PISTON 406 626 Fig 87 Removal and Installation of Accumulator Piston 304 TRANSMISSION GASKET CUP
48. ERTER REACTION SHAFT INSPECTION Inspect inside of torque converter reaction shaft for burrs Inspect splines on shaft for burrs and TRANSMISSION 305 met 56x629 Fig 94 Removal ond Installation of Torque Converter Reaction Shaft wear Inspect the reaction shaft seal ring neo prene for deterioration and hardness Inspect thrust surface for wear and slight scores De not remove the torque converter reaction shaft unless inspection reveals it is necessary to do so 67 TRANSMISSION CASE INSPECTION Inspect transmission case for cracks sand holes and stripped threads Check for burrs on mating surfaces Blow compressed air through all passages to make sure they are open Check pressure take off plugs for tight ness Using straight edge Tool C 3335 inspect valve body mating surface on transmission case for any burrs or irregularity in surface Sur faces should be smooth and flat Inspect servo and aecumulator bores for any scores or scratches Light scratches may be re moved with crocus cloth Check regulator valve body mating surface in front of case for any irregularities Disregard any seratches which may have been caused by torque converter re action shaft bolt lock washers REAR EXTENSION 53x64 A Fig 95 Removing Output Shaft Rear Bearing 306 TRANSMISSION Low Heverse and Kickdown Bands Adjusting Screws Inspection It is vitally important that adjusting screws fit freely i
49. FLANGE WASHER SHAFT FLANGE NUT BRAKE SUPPORT GREASE SHIELD SPRING BRAKE SHOE RETURN SPRING CHRYSLER SERVICE MANUAL 57x98 Fig 65 Removing Handbrake Drum ond Fiange Assembly Nut 50 HAND BRAKE ASSEMBLY REMOVAL Remove the transmission flange nut and wash er Use wrench Tool C 3281 to hold brake drum and flange assembly Fig 65 Attach puller Tool C 452 if necessary and remove propeller shaft flange and drum assembly In spect oil seal surfaces Inspect lining contact surfaces on brake drum assembly for scoring and inspect brake lining for wear Remove transmission brake support grease Shield spring This spring has two purposes BRAKE SHOE ANCHOR PIN BRAKE ADJUSTING SCREW COVER BRAKE ADJUSTING SCREW COVER SCREW BRAKE SHOE OPERATING LEVER SCREW BRAKE SHOE OPERATING LEVER BRAKE SHOE OPERATING LEVER SCREW LOCKWASHER BRAKE SHOE OPERATING LEVER SCREW NUT BRAKE SHOE ADJUSTING SCREW BRAKE SHOE ADJUSTING NUT BRAKE SHOE ADJUSTING SLEEVE 53x3A Fig 66 Interna Expanding Hand Brake Disassembled View CHRYSLER SERVICE MANUAL 53x60 Fig 67 Removal and Installation of Speedometer Drive Pinion Assembly it acts as a guide for the brake shoes and re tains the brake support grease shield for the brake support grease shield to the transmis sion extension Fig 66 Remove the brake support grease shield from extension If a serew driver or sharp instrument is used in removin
50. G Remove the low and reverse planet pinion carrier assembly E from reverse band drum Remove overrunning clutch hub assembly from reverse band drum as shown in Figure 109 Remove overrunning clutch cam roller springs H and rollers I ten each by re moving fixture Tool C 3527 from intermediate support and cam assembly Have assembly over bench when removing tool 82 REAR CLUTCH PISTON RETAINER ASSEMBLY DISASSEMBLY Using screw driver remove snap ring large Fig T06 Removal and Installation of Sun Gear Reverse Planet Pinion Carrier and Overrunning Clutch Assembly CHRYSLER SERVICE MANUAL WESS INTERMEDIATE i SUPPORT AND 3 ASSY 56x638 Fig 107 installation of Tool 3427 in Intermediate Support and Cam Assembly from rear clutch piston retainer assembly as shown in Figure 110 Remove rear clutch pres sure plate L from retainer assembly Invert clutch piston retainer assembly and remove the clutch plates N and driving disc M assem blies four each Using compressor Tool C 3575 slightly compress the rear clutch piston return spring retainer as shown in Figure 111 Use extreme care not to damage piston return spring retainer by compressing spring too far Release compressor Tool C 3575 and remove OVERRUNNING CLUTCH HUB INTERMEDIATE N SUPPORT AND ASSY 2 56 639 Fig 108 Removal and installation of Intermediate Support an
51. LVE 2 REV 8 DIRECT CLUTCH WS A 2 N 2 N RA 4 NI N SN NNS 2 22 S KICKDOWN Eh THROTTLE ASSESS x N N REGULATOR VALVE LUBRICATION OIL COOLER IF S0 EQUIPPED OIL STRAINER Fig REAR PUMP CHECK VALVE NOTE A B C DE ARE METERING HOLES CONTROL SYSTEM IN ORIVE SECOND HALF THROTTLE GOVERNOR 34 Hydraulic Circuit D Drive Second LOW amp REVERSE SERVO LEGEND BLUE LINE 90 5 1 BLUE DOT PUMP SUCTION 0 5 5 1 YELLOW CONVERTER 30 5 1 YELLOW DOT LUBE 10 30 P S 1 GREEN THROTTLE 0 90 5 GREEN DOT THROTTLE COMPENSATOR 30 90 5 BROWN GOVERNOR 0 90 P S I DANN por GOVERNOR COMPENSATOR 56 702 NOISSINSNYAL 997 TYANYW 3OIAHUIS 3156 TRANSMISSION 267 CHRYSLER SERVICE MANUAL q un2405 agnbipAn 6g Bu VEOZX9S FS d 06 0 4O LVSNId WO9 HONHJAQS 199 103019 M3NIVHIS NO 9 00 0 JHONHSADELNNOUS NIISAS JOMLN O HONYSAODS al Dk HOIVSN3dlWOO STLLOYHL 100 N33u5 FS d 06 0 31108H D 3389 64 0 01 3801 LOG l S d 0 431H3ANO9 1 S d G O NOLLONS 00 anna l S d 06 3NI 3079 ON3931 OAYAS 3SH3 3H 9 MOT
52. MEDIATE WEIG d HT SNAP RING 56x26 Fig 128 Governor Weight Assembly Disassembled View Typical 57x37 Fig 129 Positioning Governor Valve Shaft Snap Rings in Grooves 324A TRANSMISSION 69 After snap ring installation apply sufficient pressure to both ends of the valve shaft to force snap rings to outer portion of snap ring grooves See Fig 129 Check operation of governor weight assembly and valve by turn ing output shaft Both should fall freely in governor body 123 TRANSMISSION EXTENSION INSTALLATION Install new transmission extension gasket over guide studs and into position against output shaft support Do not use sealing material on gasket Place extension over output shaft and guide studs and into position against support Propeller shaft flange and drum assembly can be used if necessary to draw extension bearing on output shaft Do not use hammer Start the seven transmission extension to case bolts and lockwashers then draw down evenly and tighten to 30 foot pounds torque After these bolts have been properly torqued turn output shaft to make sure it turns freely In stall speedometer drive pinion and sleeve as sembly in transmission extension as shown in Figure 67 and tighten to 45 foot pounds torque 124 HAND BRAKE INSTALLATION Make sure the brake support spacer neoprene is in position on back of brake support and spacer sleeve is in center of support Slide hand brake
53. N 325 56x657 Fig 132 Adjusting Low Reverse Band Using a colored pencil identify adjusting screw location in relation to transmission case Back adjusting screw out 254 turns Holding adjusting serew stationary tighten lock nut to 40 foot pounds torque 128 KICKDOWN FRONT BAND Using wrench Tool C 3380 and with lock nut loose tighten kickdown band adjusting screw to 75 inch pounds torque Refer to nance djustments and Tests Paragraph 24 Using a colored pencil identify location of ad justing screw in relation to transmission case then back adjusting screw out 314 turns While holding adjusting screw stationary tighten lock nut to 40 foot pounds torque 129 VALVE BODIES AND TRANSFER PLATE ASSEMBLY INSTALLATION Check mating surfaces of valve body assembly for cleanliness Then place the valve bodies and transfer plate assembly into position on trans mission case as shown in Figure 63 Install the three transfer plate bolts short and washers two in center and one in front Draw down evenly and tighten to 16 foot pounds torque Dished type washers are used to prevent cutting or chipping of soft metals and should be in stalled on bolts with dished portion facing away from head Install accumulator spring through transfer plate and position in piston Install accumulator cover as shown in Figure 62 three bolts with washers and draw down evenly Place oil strain
54. OTE DIRECTION OF SLOT X EXAMPLE NO E NOTE NUMERALS REPRESENT CLOCK a EXAMPLE NO 2 HOURS FOR 57x44 LOCATION PURPOSES Fig 155 Orientation Diagram Positioning Eccentric Dowels dowels should be inserted into adapter plate up to off set shoulder b Example No Housing Bore in relation to crankshaft center line is high 010 inch for total indicator read ing of 020 inch Readings are as follows 12 o clock 0 inch 3 clock 005 inch 6 o clock 030 inch 9 o elock 020 inch Vertical and horizontal adjustment is necessary Dowels TRANSMISSION 337 ADAPTER TOOL 57x525 SS Ph Fig 156 Gauge Installed for indicating Face Runout should be inserted into adapter plate on an angle corresponding to direction of housing bore centerline and crankshaft centerline Use extreme care in selecting the dowel to be used to correct runout in two directions Install housing making sure mating faces are clean and free from dirt and nicks Tighten bolts Check bore concentricity if necessary Joosen bolts and adjust alignment of dowels to give a reading within 010 inch total indicator ECCENTRIC DOWEL CHART Total Indicator Reading Amount Off Center Part No Dowel To Be Used 1736347 amp 1736348 338 IRANSMISSION reading If the housing bore runout is found to be over 052 inch total indicator reading install a ne
55. R OVERRUNNING CLUTCH KICKDOWN BAND TORQUE CONVERTER IMPELLER INTERMEDIATE SUPPORT ASSEMBLY FRONT OIL PUMP HOUSING DUST SEAL OVERRUNNING CLUTCH ASSEMBLY LOW REVERSE BAND REAR OIL PUMP LOW REVERSE BAND DRUM INPUT SHAFT ASSEMBLY REGULATOR VALVE BODY EXTENSION FRONT CLUTCH ASSEMBLY REVERSE ANNULUS GEAR FRONT CLUTCH PISTON LEVER TRANSMISSION CASE GOVERNOR ASSEMBLY FRONT CLUTCH PISTON KICKDOWN ANNULUS GEAR SPEEDOMETER PINION OUTPUT SHAFT SUPPORT OUTPUT SHAFT ASSEMBLY OUTPUT SHAFT DRIVE HOUSING REAR CLUTCH PISTON KICKDOWN PLANET PINION CARRIER ASSEMBLY REAR CLUTCH ASSEMBLY FRONT CLUTCH PRESSURE PLATE OIL STRAINER REVERSE SUN GEAR TORQUE CONVERTER REACTION SHAFT LOW REVERSE PLANET PINION CARRIER ASSEMBLY HAND BRAKE ASSEMBLY FRONT OIL PUMP VALVE BODIES AND TRANSFER PLATE ASSEMBLY TORQUE CONVERTER STATOR INTERMEDIATE SHAFT ASSEMBLY TORQUE CONVERTER TURBINE 56x707 A Fig 20 TorqueFlite Transmission and Torque Converter Sectional View NOISSINWSNVYtU L 956 TYONYW 3OIAH3S HATISAHHO CHRYSLER SERVICE MANUAL Imperial Fig 21 Arrangement of Push Buttons above approximately 15 m p h it will move the manual control lever to the neutral position and when car speed drops below approximately 15 m p h it will again be necessary to reposi tion the R reverse push button Mechanical connection between the gearshift control housing and the tra
56. SMISSION 327 RECONDITIONING OF VALVE BODY AND TRANSFER PLATE ASSEMBLIES 131 LOWER VALVE BODY REMOVAL Place the valve bodies and transfer plate as sembly in stand Tool C 3528 Never clamp any portion of any valve body assembly in a vise or use force when removing or installing valves and plugs Remove the two valve body bolts long from retainer plate located between front and rear valve bodies as shown in Figure 133 and remove plate Invert valve bodies and transfer plate and remove the two lower valve body bolts and lockwashers Remove lower valve body and plate from transfer plate as shown in Figure 134 Use extreme care to prevent loss of governor compensator valve plug retaining pin 132 REAR VALVE BODY REMOVAL Remove the two transfer plate to rear valve body bolts and lockwashers and remove rear valve body from transfer plate assembly as shown in Figure 135 Remove the servo pres sure bleed valve to prevent loss Invert valve bodies and transfer plate assembly and replace on stand Tool C 3428 133 FRONT VALVE BODY REMOVAL Remove the two front valve body to transfer plate bolts and lockwashers and separate front valve body from transfer plate assembly as LOWER VALVE BODY PLATE FRONT VALVE amp BODY ASSEMBLY Fig 134 Removal and Installation of Lower Valve Body Assembly and Plate shown in Figure 136 Do not disturb throttle valve stop screw setting Remove upper valve body plate from tr
57. Speed CHRYSLER SERVICE MANUAL TRANSMISSION 263 Ni N Sul REAR CLUTCH APPLIED REVERSE POSITION s S LOW AND REVERSE BAND APPLIED 56x692 Fig 31 Power Flow in R Reverse Position e Kickdown Forced Downshift In D Drive Position 30 to 65 m p h This will force the transmission to downshift and the power flow will be the same as D drive position 2nd speed amp 1 Low Position Low Speed Fig 30 In 1 low position the power flow is the same as D drive position breakaway or 2 sec ond position breakaway with one exception the low reverse band is applied locking the overrunning clutch to provide engine braking g R Reverse Position Fig 31 The rear clutch and the low reverse band are applied all other friction elements are released The power flow is from the torque converter turbine through the input shaft to the rear clutch hub part of the front clutch retainer The rear clutch is splined to the reverse sun gear The carrier of the reverse front plane Range Ratio D drive position Breakaway 2 45 D drive position Second Speed 2 second position Second Speed 1 45 D drive 1 00 R reverse 2 20 L low position Low Speed 2 45 N neutral tary ge
58. T KICK DOWN PLANET PINION CARRIER AND INTERMEDIATE SHAFT ASSEMBLIES INSTALLATION Be sure reverse sun gear thrust washer roller type is in position in planet pinion carrier assembly Lubricate seal rings and bearing sur face on intermediate shaft with Automatic 56x630 Fig 126 Power Train Units in Figure 79 By supporting and keeping unit centered as much as possible guide through bands and reaction shaft into position 118 UNIT NO 2 SUN GEAR REVERSE PLANET PINION CARRIER OVERRUN NING CLUTCH AND REAR CLUTCH ASSEMBLIES INSTALLATION Start unit through rear of transmission case Align identified locating hole in intermediate support with threaded locating hole inside of transmission ease as shown in Figure 127 By supporting and keeping unit centered as much as possible guide it through bands until it con tacts the hub on the front clutch While pushing in on assembly rock sun gear to engage clutch plates of rear clutch on hub of front clutch While rocking sun gear make sure unit does SUPPORT LAIHREADED LOCATING HOtEg Fig 127 Installing Unit No 2 CHRYSLER SERVICE MANUAL Transmission Fluid Type A Install unit by placing intermediate shaft in sun gear as shown in Figure 76 Keeping unit centered as much as possible and slowly turning output shaft slide into position large seal ring on output shaft flush with rear of transmission case Use extreme care when installin
59. UTCHES AND BAND SERVOS a Front Clutch The front clutch transmits full engine and con verter torque in all forward drive positions The front clutch piston is moved hydraulically to engage the multiple disc clutch in all forward TRANSMISSION 271 Speeds The clutch piston is released by means of the clutch return spring when feed of the control pressure is discontinued In order to develop the required capacity a system of levers 4 is used to actuate the clutch apply plate Although no pressure is applied to the front clutch piston in reverse or neutral oi is present in the clutch piston chamber With high ro tative speeds of the clutch retainer in reverse or neutral it is possible to build up sufficient centrifugal oil pressure to move the cluteh pis ton To eliminate the possibility of clutch drag caused by such movement the clutch check valve ball is unseated by centrifugal force and the oil in the chamber is allowed to escape For normal application of the clutch the flow of oil under controlled pressure into the clutch piston chamber is sufficient to seat the clutch check valve ball b Rear Clutch The rear clutch locks the gear train for direct drive operation in the forward range and trans mits ful input torque to the gear irain in reverse operation Rear clutch operation is iden tical to that of the front clutch When making the power upshift from second to direct the engagement of the clutch and disengage
60. Y SSS 2272274 IF 1157222222277222222222222272222224 XX AC FG UF tip ASS TORQUE CONVERTER f oN 4 e S4 ME cA 855 BSN CONYERTER CONTROL VALVE CSS 21 iini ag HH 1 2 SHIFT VALVE ae oz REGULATOR VALVE 3 1 RELAY VALVE CLUTCH FORWARD REV amp DIRECT CLUTCH NS i Z2 274 N PAINS SWS A SEES EA m f 24795 KICKDOWN THROTTLE LUBRICATION OIL COOLER IF SO EQUIPPED i REAR PUMP NJ mmt SA EZ CHECK VALVE NININA NAA S S ABCDE ARE GOVERNOR OIL STRAINER METERING HOLES Fig 37 Hydraulic Circuit 2 Second Second Anan ACCUMULATOR CONTROL SYSTEM IN SECOND COAST BELOW 74 LOW amp REVERSE SERVO LEGEND BLUE LINE 90 5 1 BLUE DOT PUMP SUCTION 0 5 5 YELLOW CONVERTER 30 P S 1 YELLOW DOT LUBE 10 30 P S 1 GREEN THROTTLE 0 90 P S I GREEN DOT THROTTLE COMPENSATOR BROWN GOVERNOR 0 90 5 1 BROWN DOT GOVERNOR COMPENSATOR 56 705 3OIAH3S HTISAHHO 692 NOISSIWSNYV 2 m lt lt VA Sas sey 555 22772770 E2zzzz2227z27 2272222222222222242 TORQUE CONVERTER SS 1 BE 22 NS 22
61. a speed of approximately 75 m p h is reached 11 TOWING Transmission Inoperative Tow the vehicle with a rear end pickup or re move the propeller shaft 12 TRANSMISSION OPERATING PROPERLY The vehicle may be towed safely in N neutral at moderate speeds For long distance towing over 100 miles the propeller shaft should be removed THE PLANETARY GEAR SET 13 CONSTRUCTION The planetary gear set as shown in Figure 23 consists of An annulus gear or internal gear a planet pinion carrier with three planet pin ion gears and a sun gear The annulus gear surrounds and meshes with the planet pinion gears The planet pinion gears are free to rotate on planet pinion shafts in planet pinion carrier The sun gear rotates in side and is also meshed with planet pinions 14 OPERATION A planetary gear set may be used to increase torque and reduce speed This is done by hold ing the sun gear and driving the annulus gear as shown in Figure 24 The annulus gear will turn the planet pinion gears on their shafts and at the same time cause the planet pinion gears to move around the sun gear The planet pinion carrier will therefore be forced to rotate in the same direction as the 260 TRANSMISSION QOANNULJS GEAR FINICN CARRIER PLANET PINION GEAR 53203 Fig 23 Planetary Gear Set annulus but at a slower speed The gear set in this case operates as speed reducing torque increasing devi
62. aft and valve from governor body as sembly Fig 56 Using Tool C 3229 remove governor weight assembly snap ring large one and remove governor weight assembly from governor body The primary cause of governor operating failures is due to improper operation of gov ernor valve which may be sticking in housing 294 TRANSMISSION or travel restricted by chips or other foreign matter If inspection reveals that it is neces sary for further governor servicing then re move governor support locating screws and remove governor and support assembly from rear oil pump housing Fig 57 Norma serv icing does not require removal of the governor body from the governor support If condition warrants removal of governor body from gov ernor support when reassembling do not tight en governor body screws until governor body support is located on output shaft b Installation Slide governor body and support assembly into position in rear oil pump housing Using ex ireme care compress governor support seal ring as support enters oil pump housing Do not force Align locating hole in output shaft to locating hole in governor support and in stall screw and tighten to 7 foot pounds torque Holes can be aligned by turning output shaft and holding governor body If governor body has been removed and reinstalled tighten four governor body screws to 8 foot pounds torque Place governor weight assembly secondary weight snap ring facing
63. ance of syn ehronizer assembly on mainshaft Fig 8 Be sure to apply a light film of grease to outer stop ring b Reverse Idler Gear Insert adapter arbor Fig 9 into reverse id ler gear then place the 22 rollers in position in gear NOTE A suitable adapier arbor for assem bling the reverse idler gear assembly can be made of either wood or metal by turning and cutting the stock to a length of 1 0625 inches and a diameter of 750 inch 34 inch dowel stock should prove satisfactory Install thrust washer at each end of adapter arbor Place small amount of grease on thrust washers to hold in place during installation of SYNCHRONIZER EXTENSION HOUSING 357x169 Fig 8 Synchronizer Unit Assembled on Mainshaft CHRYSLER SERVICE MANUAL ADAPTER ARBOR 57x170 Fig 9 Installing Reverse Idler Gear gear in case Place reverse idler assembly into transmission case pointed end of teeth for ward as shown in Figure 9 Remove adapter arbor by driving reverse idler gear shaft through idler gear until key can be installed Instal key Continue to drive shaft into case until shaft is approximately inch below mating surface on transmission case c Countershaft Insert adapter arbor Tool C 578 into counter shaft gear Place spacer over adapter arbor and insert into cluster gear After installing the 22 bearing rollers on one end place small thrust washer against end of rollers Install remaini
64. ansfer plate 194 CLEANING AND INSPECTION Place all parts in clean solvent wash thorough ly and dry with compressed air Make definitely sure all passages are free from obstruction When inspecting also check for porous cast ings Inspect all mating surfaces for burrs nicks and grooves Small ones may be removed with crocus cloth otherwise damaged parts must be replaced Using straight edge Tool C 3335 check all mating surface for distor tion TRANSFER PLATE SERVO PRESSURE BLEED VALVE Fig 135 Removal and Installation of Rear Valve Body Assembly THROTTLE VALVE LOCKNUT 4 STOP SCREW 4 7 o FRONT VALVE BODY ASSEMBLY VALVE BODY PLATE UPPER PLATE RE 56x677 Fig 136 Removal and Installation of Front Valve Body Assembly 328 TRANSMISSION CHRYSLER SERVICE MANUAL 56 674 Fig 137 Lower Valve Body Disassembled View Using a pen light inspect bores in valve body for score marks pits and irregularities Inspect all springs for distortion and collapsed coils Inspect all valves and plug for burrs nicks and scores Small ones may be removed with crocus cloth providing extreme care is used not to round off the sharp edge portion of valve The sharp edge portion is vitally im portant to this type valve The sharp edge helps to prevent dirt and foreign matter from getting between valves and body thus reduc ing possi
65. ar set is held stationary by the low re verse band therefore the set acts as a simple reverse train through the reverse planet pin ions to the reverse annulus which is splined to the output shaft drive housing and provides a reverse ratio of 2 20 to 1 h N Neutral Position All friction elements are released Hence there is no drive connection between the engine and the rear wheels i Power Flow Summary The chart summarizes power flow conditions in the various ranges as regards to gear train elements involved and the ratios obtained 17 HYDRAULIC CONTROL SYSTEM Figs 32 through 38 The hydraulie control system must furnish oil under pressure and route it at the proper time and rate to the proper piston device for en Element Applied Front Clutch and Overrunning Clutch Front Clutch and Kickdown Front Band Front and Rear Clutches Rear Clutch and Low Reverse Rear Band Front Clutch and Low Reverse Rear Band No Clutch or Band E 5N FORWARD REV amp DIRECT CLUTCH 2 2 CLUTCH 1 2 SHIFT VALVE 2 3SHIFT VALVE 15 AAA 4 Harak amp paz Z M Y Jer nin ix 4 SS SIS A i gH EU 2 eon SoZ A 4 1 CSS A
66. assembly intact over rear of extension Make sure spacer sleeve remains in center of support Indent in shield is for correct positioning on extension Also shield must be located on ex BRAKE SHOE ANCHOR Pii BRAKE ANCHOR WASHER OUTPUT SHAFT REAR BEARING BRAKE ANCHOR SHOE TINDE GIL SEAL N d BRAKE SHOL OPERATING BRAKE SUPPORT UNK GREASE SHIELD BRAKE SUPPORT GREASE BRAKE SHO ASSEMBLY SPRING BRAKE SUPPORT BRAKE SHOE RETURN Sei 5 CARE GUIDE 6 amp BRACKET ASSEMBLY BRAKE SHOE AEGUSTINO COBRAKE SHOP PONTING BEREN BRAKL SHOL ABJLSTING NUT 53x58 Fig 130 Internal Expanding Handbrake Drum Removed CHRYSLER SERVICE MANUAL om BRAKE ASSY GUIDE struos MET SS UNIT No 1 eee EXTENSION OUTPUT SHAFT SUPPORT 56x656 Fig 131 Removal of Output Shaft Support Extension Handbrake Assembly and Unit No 1 as an Assembly tension far enough to permit installation of spring Install the brake support grease shield spring opening in spring toward adjusting sleeve Make sure spring is properly seated in groove Slide the brake shoe return spring behind the grease shield spring and hook into position as shown in Figure 130 Reinstall pin through brake anchor and extension Install propeller shaft flange and drum assembly Omit this operation if flange and drum assembly were used to force bearing on output shaft Install the propeller shaft flange washer an
67. ate for evidence of wear Inspect clutch hub G driving lugs for wear and remove any metal pickup which may have accumulated on either side of the hub Inspect splines in center of hub for burrs and wear Oil passages in hub are to lubricate clutch plates Make sure they are free of foreign matter 96 FRONT CLUTCH PISTON SEAL AND LEVERS INSPECTION Inspeet levers L for wear or distortion Re move and inspect inner and outer piston seal rings Q and R neoprene for deterioration wear and hardness Inspect seal ring groove in piston for nicks or burrs Inspect inside portion of piston hub for score marks If light remove with crocus cloth if heavy replace the piston M Inspect lever re tainer K return spring J spring retainer I and snap ring H for distortion 97 FRONT CLUTCH RETAINER INSPECTION Note ball check in clutch retainer The purpose of ball check is to relieve centrifugal oil pres sure when clutch is in released position neu tral and reverse and engine speeds are in creased otherwise clutch may engage Make sure ball operates freely Inspect seal ring sur face in hub if intermediate shaft seal rings have excessively worn or grooved this surface replace the clutch piston retainer N assembly Remove any metal pickup on hub of retainer and inspect seal ring groove for nicks or burrs 316 TRANSMISSION Inspect steel clutch plate contacting surfaces for scores or brinelling Make
68. bilities of sticking Check valves and plugs for free operation in bores they must fal freely in bores when valves plugs and bores are clean and dry 185 VALVE BODY AND PLATES UPPER AND LOWER AND TRANSFER PLATE INSPECTION Inspect valve body plates upper and lower for nicks scratches or burrs and make sure metering holes are open Visually inspect trans fer plate for porosity Inspect threaded ma chined surface for nicks or burrs Inspect threaded holes for pulled threads 136 LOWER VALVE BODY DISASSEMBLY Fig 137 Remove governor compensator valve plug re taining pin G retainer H and compensator plug I Remove the three bolts from gover nor compensator cover B large Using eare to prevent loss of the two check valve balls D and seats C remove cover Invert valve body and remove governor compensator valve E and valve spring P While holding throttle compensator valve cover K in place spring loaded remove the three bolts and lockwashers J Use care when removing cover to prevent loss of check valve ball M and seat L Remove throttle compensator valve spring N and valve O 136 LOWER VALVE BODY ADDITIONAL INSPECTION Inspect check ball contacting surface in valve seats and valve body for nicks or burrs In spect covers for flatness and porosity 137 LOWER VALVE BODY ASSEMBLY Fig 137 Place valve body in an upright position and install throttle compensator val
69. body assembly install the valve body assembly accumulator cover and transmission oil pan Fill the transmission to proper level with fluid and adjust the con trol eable and throttle valve linkage U Governor Clean assembly and check weight assembly and valve for burrs scratches or sticky operation Examine the governor valve shaft shaft snap rings and seal rings 286 TRANSMISSION V Rear pump Clean and inspect assembly for side and diametral clearance Note whether rear oil pump pinion ball is in place Examine output shaft support face for scoring a Front pump Drive sleeve Clean and inspect assembly for side and diametral clear ance Examine oil pump inner and outer rotor for scoring Check front pump drive sleeve sea rings b Regulator valve body mating surfaces gasket Clean and inspect valve body for scratches and scoring on valve bores and face which bears against the front pump housing Examine the valve body to determine if the secondary reaction orifice is free of dirt Check gasket for uniformness of compression by valve body Converter F lush out converter and check converter to housing runout Refer to Torque Converter of this Section d Front cluteh Clean and inspect discs plates drive hub return spring piston levers cushion spring and retainer Check the follow ing front clutch circuit leakage possibilities 1 Valve body and valve body to case mating surface
70. bracket key slot and be routed directly up and over towards the cen ter of the car The box upper mounting bolt with the wire retained in the recess between the box and its mounting b Installing the Gearshift Control Housing Install end of contro cable on actuator and install hairpin clip Fig 46 Place cable bracket in position on gearshift control hous ing install two screws and tighten securely Reconnect back up light switch wires if so equipped Reconnect illuminating lamp lead Check wire routing as noted in disassembly Reconnect starting motor switch leads If push buttons were removed slightly compress fin gers on slides if necessary to aid in retention of push buttons Place gearshift contro hous ing assembly in position on plate as shown in Figure 45 and secure with the two retainer screws Carefully guide plate and gearshift housing assembly back into position in instrument panel and secure with four screws If housing is equipped with back up light switch exercise care during positioning of plate in instrument panel to avoid damaging switch Adjust gear shift control cable as outlined in Maintenance Adjustments and Tests Paragraph 24 c Removing Gearshift Control Cable Engage L low button to place spring lock TRANSMISSION 287 CONTROL CABLE HOUSING Fig 47 Releasing Manual Control Cable Spring Lock in line with control cable adapter plug hole in transmission case Remove the
71. ccelerator pedal angle to make sure it is 118 degrees to the horizontal Proper pedal angle is obtained by adjusting the accelerator pedal to accelerator shaft rod length at the ball joint located on the accelera tor pedal end Check for any binding in throttle linkage If there is correct this condition before pro ceeding Run engine until normal operating temperature is reached then stop Remove air cleaner and check for choke being in a fully opened position Connect tachometer to coil and ground With the engine idling in neutral adjust engine idle screw to give 475 to 500 rpm and stop engine Loosen the throttle link age adjusting nut located on the rod from the accelerator shaft assembly to the intermediate shaft assembly Move the rod rearward against idle stop of the transmission throttle cam With rod preloaded and in line lock throttle linkage adjusting nut and tighten to 9 foot pounds torque Start engine and recheck idle setting 475 to 500 rpm s with transmission in neu tral and handbrake applied Stop engine and remove tachometer 28 THROTTLE LINKAGE ADJUSTMENT 2 BARREL CARBURETOR Four barrel carburetor adjustments apply also to the 2 barrel carburetor except operations which are performed in the following manner Loosen the throttle linkage adjusting screw located on accelerator shaft assembly to 280 TRANSMISSION LOW AND REVERSE BAND ADJUSTING SCREW 9 TORQUE CONVERTER
72. ce Further reduction may be obtained by adding planetary gear sets and providing a means of holding various members to obtain proper ratios The direction of rotation may be reversed by use of a planetary gear set By holding the planet pinion carrier stationary and driving the sun gear the planet pinion gears will ro tate on their shafts Fig 25 Because the planet pinion carrier cannot move the planet pinion gears operate as idlers and transmit the torque to the annulus gear This drives the annulus gear in the reverse direction at re duced speed but with increased torque If any two members of a planetary gear set are locked together as the annulus gear and sun gear in the case illustrated in Figure 26 a direct or 1 to 1 drive is obtained There is no movement between the gears If no two members are locked together and no member is held from rotating no torque will be transmitted This provides neutral op eration 3297 Fig 24 Planetary Gear Set Sun Gear Held Gear Reduction CHRYSLER SERVICE MANUAL 53496 Fig 25 Planetary Gear Set Planet Pinion Carrier Held Reverse 1 OVERRUNNING CLUTCH The overrunning clutch consists of a cam cam rollers cam springs and a clutch hub The cam which provides the ramps is riveted to the intermediate support so that it is prevented from turning The overrunning clutch hub is splined in the low reverse band drum with the
73. crew driver install strut 322 TIRANSMISSION CHRYSLER SERVICE MANUAL POWER TRAIN UNITS Fig 126 INSTALLATION 117 UNIT NO 3 FRONT CLUTCH AND INPUT SHAFT ASSEMBLIES INSTALLATION If when transmission was disassembled the end clearance was found to be incorrect cor rection ean be made at this time by selection of proper input shaft thrust washer To ac complish this use a micrometer and measure the thickness of the thrust washer which was removed Then select a thicker or thinner washer to give proper clearance Thrust wash ers are available in the following three thick nesses Part No Thickness Color 1638669 115 to 117 Natural 1638670 097 to 099 Black 1638671 078 to 080 Red With input shaft thrust washer in position and input shaft seal rings lubricated start unit through rear of transmission case as shown UNIT NO 2 NO f not bind on bands or in intermediate support Do not use excessive force when installing this unit so as to prevent damage to clutch discs in rear clutch A drift may be used to assist in alignment of intermediate locating holes Install the three intermediate support locat ing bolts lockwashers and tighten to 30 foot pounds Use extreme care when installing the locating bolt inside of case to prevent loss of lock washer as shown in Figure 77 Check input shaft and sun gear for free rotation 119 UNIT NO 1 OUTPUT SHAF
74. d Remove gearshift control housing and plate as outlined under Removing Gearshift Contro Housing Paragraph 32 Back up light switch is fastened to the control unit by four tabs Remove lead wires then straighten tabs to re move switch Install repaired or replacement switch and bend tabs to secure switch to gear shift control housing Reconnect lead wires Check reverse slide operation slide should freely return full travel Install gearshift con trol housing and plate assembly f Replacing Push Button Unit Lamp Bulb Remove the gearshift control housing and plate as outlined under Removing Gearshift Con trol Housing Paragraph 32 Remove one or more push buttons for clearance Replace de fective or burned out bulb Replace gearshift control housing and plate assembly Test op eration of unit g Replacing Starting Motor Switch Remove gearshift housing and plate assembly as outlined under Removing Gearshift Con trol Housing Paragraph 32 Remove starting motor switch by drilling out rivets Mount replacement switch on gear shift control housing and secure by riveting or using suitable screws lockwashers and nuts Be sure that sufficient clearance is maintained for free movement of operating slide ends if screws are used Push button operating slide CHRYSLER SERVICE MANUAL GEARSHIFT CONTROL HOUSING 2 STARTING MOTOR SWITCH D CONTROL 57 X 559 CABLE Fig 48 Push Button Operating S
75. d Cam Assembly from Overrunning Clutch Hub TRANSMISSION 311 LOW AND REVERSE BAND DRUM OVERRUNNING CLUTCH HUB Fig 109 Removal and installation of Overrunning Clutch Hub in Low and Reverse Band Drum the clutch return spring retainer P and spring Q from clutch piston retainer assem bly Spring retainer may require guiding past snap ring groove as tool is released Using a twisting motion remove the clutch piston as sembly R from retainer Remove rear clutch piston inner and outer seal rings S amp T 83 CLUTCH DRIVING DISC AND PLATE INSPECTION Inspect driving discs for evidence of burning glazing and flaking off of facing material Check dises by scratching facings with finger Fig 130 Removai and Installation of Rear Clutch Piston Retainer Snap Ring 312 TRANSMISSION TOOL TOOL s d 56x643 Fig 111 Removal and Installation of Rear Clutch Spring Retainer Snap Ring nail if material collects under nail replace all of driving discs Replace driving discs if splines have become damaged Inspect the steel clutch plates and pressure plate surfaces for evidence of burning scoring and damaged driving lugs replace if necessary 84 PISTON AND SEAL RINGS INSPECTION Inspect seal ring surfaces in piston retainer for nicks or deep scratches Light scratches will not interfere with sealing of neoprene rings Inspect inner and outer piston seal rings neoprene for de
76. d nut Tighten to 175 foot pounds torque Use wrench Tool C 3281 to hold brake drum and flange assembly while tightening nut 125 RECHECKING FRONT CLUTCH END CLEARANCE Prior to installing the valve bodies and transfer plate assembly recheck front clutch end clear ance using dial indicator Tool C 3339 as shown in Figure 64 To make this check pry front clutch forward by carefully inserting screw driver between the front and rear clutch Remove serew driver and with dial indicator point contacting edge of front clutch retainer set dial indicator to zero Then pry front clutch assembly rearward against rear clutch remove Screw driver and take indicator reading This clearance should be from 020 to 050 If the clearance is not within these limits then transmission will have to be partially disas sembled in the following manner to allow an input shaft thrust washer of proper thickness to be installed CHRYSLER SERVICE MANUAL Remove the seven bolts and lockwashers from the transmission extension and install guide studs Tool 3288 Then remove the one output shaft support to transmission ease bolt and washer and remove the hand brake assembly extension output shaft support and Unit No 1 as one assembly as shown in Fig ure 131 Support assemblies as much as possible when removing to prevent damaging seal rings on intermediate shaft Refer to Power Train Units Removal Unit No 2 and Unit No 3 Using a m
77. d the entire diameter Reweld ring gear to torque converter using extreme care to place as nearly as possible the same amount of metal in exactly the same location as original assembly This is necessary in order to maintain proper balance of unit Place welds alternately on opposite sides of the converter to minimize distortion The following suggestions are offered as an aid in making the weld a Use a welding current of 200 amps b Use a D C welder that is set straight polarity or an A C welder Use 54 inch diameter No 47 or a 942 inch diameter No W2B or their equivalent To prevent burning through the torque conver ter the arc should be directed at the intersec tion of gear and housing from an angle of ap proximately 45 degrees from face of gear DO NOT GAS WELD Before installing the torque converter in spect all gear teeth and remove all nicks where metal is raised welding splatter ete as these will eause noisy starter operation 149 INSTALLATION OF TORQUE CONVERTER Inspect mating surfaces on torque converter and crankshaft flange for burrs and dirt In stall torque converter on crankshaft Install eight torque converter stud nuts and lockwash ers Draw down evenly and tighten as shown in Figure 147 When torque converter assembly is removed from crankshaft drive flange for any reason the converter assembly runout should be checked when reinstalled Runout should not exceed 004 inch
78. djusting screw to this torque Disregard multiplication factor notation on extension Tool C 3583 Using a reference mark of chalk or colored pencil on the corner of the adjusting screw square and the transmission case back the adjusting screw out exactly 314 turns While holding the adjust ing screw stationary tighten the locknut and torque from 35 to 40 foot pounds torque Care must be exercised in performing this operation b Low Reverse Rear Band The low reverse band adjusting screw is located on the right side of the transmission as shown in Figure 40 Using a 34 inch wrench loosen the locknut Check the freeness of the adjusting screw in the transmission case If free use inch pound torque wrench Tool C 3380 with extension Tool C 3583 Because of the added leverage afforded by the extension Tool C 3583 set the clock device on the indicator at 47 50 inch pounds then tighten adjusting screw to the torque Using a reference mark of chalk or colored pencil on the corner of the adjusting Screw square and the transmission case back the adjusting screw out exactly 254 turns While holding the adjusting serew stationary tighten the loeknut to 40 foot pounds torque Care must be exercised in performing this operation c Road Testing First check the transmission fluid level and en gine idle Good transmission operation depends on good engine operation Make sure the en gine is operating at full efficiency If when tun
79. e with holes drilled to receive the four studs of the brake drum and flange assembly To pro vide additional stability additional holes may be drilled in the mounting fixture for attach ment to repair stand Tool DD 1014 with adapter arms C 3304 Remove drive pinion shaft assembly by lift ing upward on shaft Fig 2 It may be nec essary to tap shaft lightly to aid in its removal NOTE Complete the following only if condition of the large ball bearing or pilot bearing rollers warrant their removal Remove snap ring small which lecks main drive pinion bearing in position on shaft Re move pinion bearing in position on shaft Re move pinion bearing washer carefully press pinion shaft out of bearing Remove oil slinger Remove main drive pinion pilot bearing snap ring from cavity in end of pinion shaft using a hook or flat blade Remove washer and pick out rollers d Mainshatt Remove extension housing to transmission case bolts Place nut 14 to 95 inch in thickness between synchronizer clutch gear sleeve and inner stop ring assembly as shown in Figure 3 The nut will serve to minimize any interfer ence from synchronizer clutch gear sleeve when transmission case is removed from extension housing assembly CHRYSLER SERVICE MANUAL uu SYNCHRONIZER CLUTCH GEAR SLEEVE SPACER NUT INNER STOP D j EXTENSION a HOUSING T dl MEI 57x165 Fig 3 Removing Transmission from Extensi
80. e body to allow maximum trav el of lever While holding levers in position in valve body with rubber band support throttle lever shaft on wooden block Install shaft pin using a small punch and hammer as shown in Figure 143 Remove rubber band With reverse blocker valve spring in position in valve O and with slots in valve aligned with pin install reverse blocker valve in valve body Install reverse blocker valve plug N and compress spring sufficiently to install pin M Lock pin in position Check kickdown detent plug stop screw for being tight Install detent plug larger inner diameter first on kickdown valve J and position kiekdown valve detent plug first into valve body Install throttle valve spring I and throttle valve H into valve body Install shuttle valve G and spring F in the valve body Install plug E into position in valve body Place front check valve ball D and seat C in position in valve body Place shuttle valve cover B in position on valve body and install four bolts and lockwashers Draw down evenly 143 VALVE BODY PLATE UPPER INSTALLATION Place valve body transfer plate in an upright position on fixture Tool C 3528 Place steel plate upper over pilots on Tool C 3528 and into position on transfer plate TRANSFER PLATE ASSY FRONT VALVE BODY ASSY VALVE BODY RETAINER PLATE REAR VALVE BODY 55 h n 49 LOWER VALVE xe BODY ASSY Te MANUAL V
81. e pump to determine cause Align locating hole in output shaft to locat CHRYSLER SERVICE MANUAL ing serew hole in governor support install locating screw and tighten to 7 foot pounds torque Holes can be easily aligned by turning output shaft and bolding governor body Check operation of governor weight assem bly and valve by turning output shaft Both should fall freely in body Install transmission extension 45 REMOVAL AND INSTALLATION OF TRANSMISSION a Removal 1 Disconnect battery Place push button eontrol in low position and raise ve hicle off floor NOTE It is necessary for control be in this position to remove cable from adapter housing on transmission Drain transmission and torque converter When fluid has drained replace torque conver terter drain plug and tighten Loosen filler tube support bracket screw if necessary Dis connect the front universal joint and secure propeller shaft out of the way Remove brake adjusting screw cover plate and loosen cable clasp bolt on hand brake support Disengage the ball end of the cable from the operating lever and remove cable from brake support Disconnect speedometer cable and housing at transmission extension Disconnect neutral starting switch wire Disconnect throttle con trol linkage from throttle lever in transmission Loosen push button control cable adjustable mounting bracket Remove control cable adapter housing plug insert screw dr
82. eakaway at approx imately 10 m p h b 2 second Position provides driving characteristics simi lar to D drive second speed except that the transmission will not upshift into direct at ve hicle speeds below approximately 75 m p h That is as soon as accelerator is depressed the vehicle wil move forward in the drive breakaway range t a speed of approxi mately 7 to 42 m p h depending on the amount accelerator is depressed and on car speed the CBRYSLER SERVICE MANUAL transmission will automatically upshift into second If vehicle is accelerated in second gear to wide open throttle upshift speed an upshift to direct will occur thus eliminating over speeding engine in second gear If vehicle speed falls below approximately 10 m p h or the accelerator is completely depressed at speeds below approximately 80 m p h trans mission will automatically downshift to break away It is possible to push buttons from 2 sec ond to D drive or D drive to 2 second at any speed however transmission will not downshift to second gear if vehicle speed is above approximately 65 m p h c 1 low Provides driving characteristics similar to D drive breakaway except that the transmis sion will not upshift into any other range re gardless of vehicle speed To prevent over speeding of engine do not operate vehicle above 40 m p h in 1 low position It is possible to push the buttons from 1 low to D drive and D
83. earshift tube cross pin is exposed Fig 18 If a 040 inch feeler round gauge cannot be inserted between the gearshift tube cross pin and the bottom of the slot in second direct shift lever hub as shown in Figure 18 an adjustment at FIRST AND REVERSE SHIFT LEVER GEARSHIFT TUBE STEERING COLUMN LOWER SUPPORT TRANSMISSION SCREW GEARSHIFT HOUSIN LOW AND REVERSE CONT OPERATING LEVER REVERSE SECON OPERATING AND HIGH LEVER SHIFT LEVER A SECOND AND HIGH CONTROL ROD LUBRICATION FITTING TUBE LEVER PIN RETAINER GEARSHIFT TUBE LOWER SUPPORT Sins Fig 17 Gearshift Control Adjustment 3 Speed Transmission CHRYSLER SERVICE MANUAL GEARSHIFT TUBE LOWER SUPPORT M SECOND AND HIGH SHIFT LEVER HUB 040 INCH WIRE Fig 18 Gearshift Crossover Adjustment 3 Speed Trans gearshift tube lower support must be made as follows Loosen gearshift tube lower support screws sufficiently to permit movement of the support when support is tapped lightly with a plastic hammer Adjust support up or down as re quired to secure the necessary 040 inch clear ance Tighten support clamping screws to 150 inch pounds torque 90 inch pounds for power steering equipped units Rotate tube lever pin retainer to original position and install lube fitting CAUTION Be sure lubricant fitting is securely tightened 70 inch pounds torque Failure to reinstall or loss of fitting will permit
84. een Kickdown Annulus Gear Snap Ring and Intermediate Shaft Assembly not remove rings unless condition warrants When replacing rings use extreme care so as not to damage interlocking portion of ring Make sure all oil passages are open by blowing out with compressed air Inspect output shaft D and kickdown carrier F thrust washers for scratches or excessive wear Inspect sun gear roller type thrust washer G for pitted or cracked rollers 77 INTERMEDIATE SHAFT ASSEMBLY INSPECTION Inspect all bearing and thrust surfaces for Scoring or scratches Blow compressed air through all oil passages make sure they are open and free of foreign matter Inspect the four large N and two small M interlock ing seal rings for excessive wear broken ends and make sure they rotate freely in the grooves Intermediate shaft and clutch feed tubes are serviced as an assembly 78 KICKDOWN PLANET PINION CARRIER ASSEMBLY INSPECTION Inspect planet pinion carrier for cracks and pinion for broken or worn gear teeth Using a feeler gauge check end clearance on individual planet pinion gears clearance should be 006 to 017 Inspect pinion shafts for fit in the carrier and make sure pinions are free to ro tate on shafts Make sure shaft lock pins are installed Do not replace carrier assembly un less inspection reveals it is necessary The planet pinion carrier and pinions are serviced only as TRANSMISSION 309 a complete assemb
85. emoval and Installation of Control Cable Adapter Housing and gasket as shown in Figure 59 Note the eonstruction of oil pan bolts washers used are part of the bolt 48 VALVE BODIES AND TRANSFER PLATE REMOVAL Remove throttle control lever flat washer and felt washer from transmission Remove the three gearshift control eable adapter housing bolts and washers Remove housing and gasket from transmission as shown in Figure 60 Manual valve control lever must be moved to the reverse position before housing can be re moved Loosen manual valve control lever bolt Using caution to prevent loss of cable adapter pin slide lever and cable adapter off shaft Remove four oil strainer assembly bolts and lock washers Remove oil strainer assembly as shown in Figure 61 One strainer is used for both front and rear oil pumps Loosen to relieve spring load the three aceumulator cov er bolts with washers and remove cover and spring from transfer plate as shown in Fig ure 62 Remove three transfer plate bolts and Olt STRAINER TRANSMISSION 297 ACCUMULATOR COVER SPRING Fig 62 Removal and Installation of Accumulator Cover washers Remove valve bodies and transfer plate assembly from transmission case as shown in Figure 63 Mating surfaces are ma chined use extreme care so as not to damage these surfaces Place valve body in stand Tool C 3528 Remove the neutral starting switch with cupped washer and O
86. ent through center of swivel block pin with second direct gearshift lever Tighten ad justing nuts securely 70 foot pounds torque against swivel block DO NOT LUBRICATE SWIVEL BLOCKS CAUTION Failure to make this adjustment correctly will result in insufficient manual lever to steering column clearance or manual lever to operator s leg clearance Damage to transmission assembly is also a possibility because of incomplete en gagement of gears TORQUEFLITE TRANSMISSION The TorqueFlite Transmission Fig 20 com bines wide range torque converter and an automatic planetary gear box The torque con verter extends torque multiplieation 2 7 at stall over a wide range of engine speeds The transmission consists of two multiple disc clutches an overrunning clutch two bands and two planetary gear sets to provide three forward ratios and a reverse ratio With the front or forward clutch engaged and low gear reaction transferred through the transmission overrunning clutch assembly a low ratio of 2 45 to 1 is obtained Engagement of kickdown or second speed band will shift the transmission to second speed ratio of 1 45 to 1 Disengagement of the kickdown band and engagement of the rear or direct clutch locks the gear set so that a direct drive ratio of 1 to 1 is obtained Since overrunning clutch can transmit torque only on drive side it is necessary to apply the low and reverse band when using low for en gine braking
87. er the vehicle speed at which the kickdown is made the longer is the time required to make a smooth shift The force of the shuttle valve spring is great enough so that the combined force of line pres sure on the shuttle valve reaction area and governor pressure at vehicle speeds under ap proximately 30 m p h on the governor pres sure area cannot move the shuttle valve toward the shuttle valve plug Thus for kickdowns be low 30 m p h oil is fed to the line pressure area of the kickdown servo through both the hole in the servo pressure bleed valve and the line pressure and servo pressure ports of the shuttle valve Speed of kickdown piston applica tion is then at its maximum As further insurance against the engine running away during low speed kickdowns rear clutch disengagement is delayed while the kickdown piston is applying the band This is accomplished by the introduction of a restric tion metering hole E placed such that oil is backed up into the clutch chamber as the kickdown piston moves on This backup pres sure is greatest on low speed kickdowns when the kickdown piston applies rapidly and is suf ficient to hold the clutch applied until the kick down band is applied At this time the kick down piston can no longer force oil into the clutch and the pressure is allowed to fall to zero TRANSMISSION 277 For kickdowns at higher vehicle speeds gov ernor pressure attains a sufficient value to
88. er assembly in position on transfer plate assembly Install the four bolts and washers draw down evenly and tighten strainer assem 326 TRANSMISSION bly and accumulator cover bolts to 16 foot pounds torque Instal neutral starting switch and visually check the manual valve lever con tact with switch 130 OIL PAN INSTALLATION Using a new oil pan gasket place oil pan in position on transmission case Install the oil pan bolts and washer asemblies draw down evenly and tighten to 12 foot pounds torque Position lever so there is 74 inch clearance SERVO PRESSURE BLEED VALVE REAR VALVE BODY ASSEMBLY SCREWS TRANSFER PLATE VALVE BODY RETAINER PLATE AND SCREWS CHRYSLER SERVICE MANUAL without gasket between bottom of lever and transmission case Tighten locking screw se curely A 7 32 inch drill can be used for ob taining proper clearance Fig 51 Place con trol cable adapter with spring lock in position in lever and install pin Place manual valve control lever in reverse position and install gasket control cable housing and three bolts and washers Draw down evenly and tighten to 16 foot pounds torque Install felt washer flat washer and throttle valve lever assembly over shaft and tighten clamping bolt 2 2 5 FRONT VALVE BODY ASSEMBLY VALVE BODY PLATE UPPER 56x676 A Fig 133 Valve Bodies and Transfer Plate Separated CHRYSLER SERVICE MANUAL TRAN
89. er through hole and re lease the control cable spring lock While re leasing control cable spring lock remove cable Using same screw driver insert through cable opening in adapter housing and push lever rear ward to last detent Reinstall housing plug and tighten 290 TRANSMISSION VALVE BODIES AND TRANSFER PLATE ASSEMBLIES 56x660 A Fig 50 Removal and Installation of Valve Bodies and Transfer Plate Assembly Remove the three contro cable housing screws and washers Remove control cable housing and gasket Loosen manual valve con trol lever screw and slide lever off shaft Re move the four oil strainer assembly screws and washers and remove oil strainer assembly Loosen to relieve spring load and remove the three accumulator cover screws with wash ers Remove cover and spring from transfer plate Remove the three transfer plate screws and washers and remove valve bodies and trans fer plate assembly from transmission case Fig 50 b Installation Clean mating surfaces and check for burrs on both the transmission case and valve body transfer plate Install valve bodies and trans TNE MERE IRE ONTROL CABLE ADAPTER L SPRING LOCK MANUAL VALVE CONTROL LEVER 7 32 DRILL Fig 51 Setting Manual Valve Control Lever Clearance CHRYSLER SERVICE MANUAL fer plate assembly on transmission case In stall the three transfer plate screws and wash ers two in center and one in f
90. erating Also check for excessive oil leaks Apply the air pressure to the kickdown ap ply line pressure passage toward the cen ter of the transmission case and to the front of the kiekdown servo Observe the operation of the kickdown servo lever and band when air pressure is applied Apply air pressure to kickdown apply compensated throttle pressure passage to ward the center of the transmission case and to the rear of the kickdown servo Observe the operation of the kickdown servo Apply air pressure to the low and reverse servo passage toward the center of the trans mission ease and to the front of the low and reverse servo Observe the operation of the low and reverse servo lever and band when air pressure is applied Apply air pressure to the line pressure pas sage M Fig 44 Rotate the propeller shaft slightly to bring the governor flyweight down while applying the air pressure Operation of the governor will be indicated by a sharp click when air pressure is applied If the clutches servos and governor operate properly no drive conditions as well as er ratic or upshift conditions indicate that the malfunctioning exists in the control valve body assembly Disassemble clean inspect and serv ice the valve body assembly as described in the Reconditiong of Valve Body and Transfer Plate Assemblies Paragraph 38 Upon completion of the air pressure check and servicing the valve
91. ere is a restriction due to dirt or foreign matter in the lubrication passages REAR CLUTCH APPLY jd PRESSURE TAKE OFF b HA UON 56x Fig 43 Checking Rear Clutch Apply Pressure CHRYSLER SERVICE MANUAL TRANSMISSION 283 TROUBLE DIAGNOSIS CHART The Trouble Diagnosis Chart has the oper ating difficulties listed in three groups After road testing match the trouble found to its particular group and to the specific difficulty under that group The Index and Item in the Items to Check column are next checked against the Explanation of Index Items Cap ital letter items refer to those operations which may be performed without removing the trans mission The small letter items refer to those operations done after removal of transmission from car Never remove a transmission from a car until all the possible car causes have been checked for the operating difficulty and the pan has been removed to check for dirt metal chips band material broken band ends and burned or scored band contacting surfaces Also check the manual control cable and throt tle linkage for adjustment and wear 31 EXPLANATION OF INDEX ITEMS A Oil level Refer to Lubrication Section of this manual B Throttle linkage Adjust to Specifica tions C Gearshift control cable Adjust to Speci fications D Pressure tap check Hydraulic pressure taps have been provided to check the following pressures l
92. erioration wear nicks or hard ness Inspect front clutch and sun gear thrust washer for scratches or excessive wear CHRYSLER SERVICE MANUAL 88 INTERMEDIATE SUPPORT AND CAM ASSEMBLY INSPECTION Inspect riveting of cam to intermediate sup port Inspect cam roller surface for brinelling Inspect roller spring retaining tabs for being bent or distorted Inspect bearing surface on hub for scoring Inspect steel back bronze type bushing in hub for scratches or scoring and excessive wear Bushing and intermediate support are serviced as an assembly Inspect overrunning clutch cam rollers for being pitted or scored Inspect overrunning cam roller springs for dis tortion Replace if necessary 89 LOW AND REVERSE PLANET PINION CARRIER ASSEMBLY INSPECTION Inspect planet pinion carrier for cracks and pinions for broken or worn gear teeth Using a feeler gauge check end clearance on individ ual planet pinion gears clearance should be 006 to 017 Inspect pinion shafts for fit in the carrier and make sure pinions are free to rotate on shafts Make sure shaft lock pins are installed Do not replace carrier assembly unless inspec tion reveals it is necessary The planet pinion carrier and pinions are serviced only as a com plete assembly 90 LOW AND REVERSE BAND DRUM INSPECTION Inspect the band contacting surface for deep Scratches and burns especially if band lining is worn to the point where steel band has bee
93. essively worn broken or chipped install a new pinion shaft Inspect mainshaft pilot rollers for pitting or scoring If any of these conditions exist replace all roller bearings If roller bearings fall out during disassem bly they are too loose and should be replaced Inspect gearshift housing and operating levers Replace rubber grommets in operating levers if worn or torn Check interlock sleeve for free movement in its bore Examine interlock balls for corrosion If operating lever shaft detents show signs of wear replace shaft Check shift forks for free movement in shaft lever Check general condition of transmission case and ex tension housing Check all threaded holes and plugs for stripped or pulled threads Check all mating and gasket surfaces for roughness and scratches Inspect castings for small cracks and sand holes 8 ASSEMBLY OF TRANSMISSION a Mainshatt Before assembling the transmission lubri cate each part with clean S A E 80 lubricant Drive mainshaft rear bearing ball into bore at rear of extension housing using driver Tool 290 TRANSMISSION EXTENSION HOUSING ko 57x16 Fig 5 Installing Extension Housing Rear Bearing C 3204 as shown in Figure 5 until bearing is seated against shoulder in extension hous ing Select and install snap ring to eliminate all end play at bearing Snap rings are avail able in two sizes Make sure snap ring seats properly Place needle bearing on ex
94. fied and extreme care compress the kickdown pis ton spring to the point that piston guide seal ring slightly binds on transmission case Work seal ring into position and gradually compress spring until seal ring enters case and snap ring can be installed Fig 53 Install kickdown pis ton rod guide snap ring making sure it is properly seated Loosen compressing portion of tool and remove tool from transmission case Place kickdown band strut in position in band and lever and compress band end sufficiently to install anchor over adjusting screw Adjust kickdown band as outlined under Maintenance _ TRANSMISSION 291 pao Fig 53 Positioning Kickdown Piston Rod Guide Seal Typical View Adjustments and Tests Paragraph 24 Install valve bodies and transfer plate assembly 40 ACCUMULATOR PISTON a Removal Remove valve bodies and transfer plate assem blies Using Tool C 484 remove accumulator piston from transmission case as shown in Figure 54 Refer to Accumulator Piston In spection as outlined in Reconditioning Trans mission Paragraph 46 b Installation Lubricate seal rings and place accumulator piston into position Compress outer seal ring and tap lightly into transmission Install valve bodies and transfer plate assemblies Fig 52 Removal and Installation of Kickdown Piston Typical View Fig 54 Removal and Installation of Accumulator Piston Typical View
95. from syn chronizer clutch gear sleeve when transmission case is placed on extension housing place a nut 15 to inch thick between clutch gear sleeve and inner stop ring as shown in Figure 3 Install extension housing to case studs and bolts and tighten finger tight only d Drive Pinion Place oil slinger if removed on pinion shaft Fig 11 Press pinion shaft into ball bearing CAUTION Make definitely sure slinger does not hang up in bearing snap ring groove during pressing operation Install keyed washer and secure with snap ring to eliminate all end play Four snap rings are available same sizes as synchronizer clutch gear snap ring Make sure snap ring is properly seated If the large snap ring on main drive pinion bearing was removed re place at this time Place shaft in vise equipped with soft jaws and place 14 rollers in place in pilot pocket of drive pinion Install washer against ends of rollers Install snap ring 292 TRANSMISSION BEARING OIL SLINGER N G DRIVE PINION 57x172 Fig 11 Positioning Oil Slinger CAUTION Remove the 15 to inch nut from synchro nizer clutch gear sleeve and inner stop ring if not done so previously Guide drive pinion shaft through front of case engaging synchro nizer outer stop ring with clutch gear on drive pinion Pinion shaft bearing is fully seated when snap ring makes full contact with face of transmission case Slide pinio
96. front face of reaetion shaft flange Lubricate portion of reaction shaft that presses into case with Au tomatic Transmission Fluid Type A Posi tion torque converter reaction shaft into front of transmission case so that guide studs in shaft align with threaded holes in case Using Tool C 3431 press reaction shaft into place as shown in Figure 94 Remove the guide studs and start the three transmission case to reaction shaft bolts and washers draw down evenly and tighten 15 foot pounds torque Coat torque converter reaction shaft seal neo prene with Automatie Transmission Fluid Type and install on shaft 109 REGULATOR VALVE BODY Install guide studs Tool C 3288 as shown in Figure 92 Install regulator valve body gasket over guide studs and into position on the trans mission case With seal ring neoprene in position on reaction shaft install regulator valve body and valves over guide studs and into position Hold valves in place to prevent dam age while installing valve body 110 FRONT OIL PUMP ASSEMBLY INSTALLATION With inner and outer seals lubricated and pump gears in position in housing counterbore in pinion gear facing down as identified when re REGULATOR 56x652 VALVE BODY Fig 120 Installing Front Oil Pump Assembly 320 TRANSMISSION Fig 121 Tightening Front Oil Pump Housing Screws moved place oil pump housing over studs and slide into position as shown in Figu
97. ft valve spring I and valve J Remove the three governor plug cover bolts and lockwashers K Use caution when removing cover L to prevent loss of check valve ball seat M and ball N Re move the 1 2 shift valve governor plug O from valve body Remove the 2 3 shift valve governor plug P from valve body Rear valve body plate S can be removed for cleaning purposes by removing the four bolts and lock washers 139 REAR VALVE BODY ASSEMBLY With valve body Q setting in an upright posi tion install the 1 2 shift valve H small end first into valve body Place the 2 3 shift valve J spring pilot facing out into position in valve body Position the 1 2 and 2 3 shift valve springs G and I in valves Place the 2 3 shift valve kickdown plug D identified by larger pilot over 2 3 shift valve spring I Compress spring sufficiently to seat plug in valve body and secure by placing a thin piece of metal 6 scale behind plug as shown in Figure 139 Install the 3 1 relay valve F large end first into valve body and place spring E on pilot Place the 1 2 shift valve kickdown plug C over the 1 2 shift valve spring G Place kickdown plug cover over 3 1 relay valve spring and 1 2 kickdown plug Compress springs and guide the 1 2 kickdown plug into valve body Install the three cover bolts and lockwashers and draw down evenly and tighten Remove piece of metal or 6 scale Instal rear valve body plate S
98. g this shield care must be exercised not to dam age the neoprene sealing surface at bottom of shield Note the indent on grease shield for correct positioning on extension Using a suitable drift remove pin which se cures brake shoe anchor in extension housing Slide balance of handbrake assembly intact from extension housing Inspect spacer neo prene on back of support plate for deteriora tion and note the steel sleeve used between neoprene spacer and extension EXTENSION GUIDE STUD TRANSMISSION 299 SNAP RING Valve Shaft Snap Ring 51 TRANSMISSION EXTENSION REMOVAL Remove speedometer drive pinion and sleeve assembly as shown in Figure 67 Nylon gear can be easily damaged if extension is removed without first removing the speedometer drive pinion and sleeve assembly Inspect the output shaft rear bearing oil seal and remove if nec essary using puller Tool C 748 Remove the seven transmission extension to case bolts and lockwashers Install guide studs Tool C 3283 and remove extension from output shaft sup port assembly by tapping housing lightly with a soft hammer Housing may be separated from support by using a pry bar against support screw as shown in Figure 68 Remove exten sion gasket GOVERNOR BODY E GOVERNOR VALVE SHAFT GOVERNOR VALVE 6 56x608 54 4 Fig 70 Removal and Installation of Governor Valve and Shaft 300 TRANSMISSION GOVERNOR
99. g surface on CHRYSLER SERVICE MANUAL pump housing face for nicks or burrs Inspect housing passages and make definitely sure they are free from dirt and foreign matter Clean and install oil pump gears in housing Replace gears as indentified when removed with count erbore in pinion gear facing down Using straightedge Tool C 3335 and feeler gauge check clearance between pump housing face and face of gears as shown in Figure 119 Clearance limits are from 001 to 0025 After checking pump gear clearance lubricate pump gears with Automatic Transmission Fluid Type A 107 REGULATOR VALVE BODY AND VALVES Place body and valves in pan containing a clean solvent wash thoroughly and dry with com pressed air Inspect the reaction seal ring sur face in bore for scratches nicks or burrs In spect both valves for free movement in valve body they should fall in and out of bores when both the valves and body are dry Crocus cloth may be used to polish valves providing care is exercised not to round the sharp edge portion of the valves The sharp edge portion is vitally important to this type of valve it helps to pre vent dirt and foreign matter from getting be tween the valve and body thus reducing the possibilities of sticking Check all fluid passages for obstructions and inspect all mating surfaces for burrs and dis tortion If regulator valve body should have a FRONT OIL PUMP HOUSING 53x28 Fig 118 Ins
100. g the governor once more in balance at a lower pressure The governor weight assembly is constructed so that for vehicle speeds under approximately 25 m p h both weights act as a unit with the result that small changes in vehicle speed re sult in comparatively large changes in centrif ugal force and governor pressure Above ap proximately 25 m p h the primary weight TRANSMISSION 273 moves outward against the preload of the spring and bottoms against the snap ring leaving only ihe secondary weight active Small variations in vehicle speed above approximately 25 m p h therefore result in only small variations in governor pressure Governor pressure is routed to the governor pressure ports of the governor compensator valve shuttle valve and the 2 3 shift valve governor plug d Governor Compensator Valve This valve is designed to produce a pressure relative to governor pressure to fulfill the re quirements of the 1 2 shift pattern The gov ernor compensator valve train consists of valve spring and plug The governor compensator valve allows oil to flow from the line pressure port to the gov ernor compensator valve pressure port Gov ernor pressure acts on one end of the compen sator valve while the plug with governor compensator and line pressures acts on the other At low vehicle speeds low governor pressure the plug is inactive and the governor compensator pressure is approximately 214 times greater t
101. g to pre vent damage to seal rings on intermediate shaft 120 OUTPUT SHAFT SUPPORT INSTALLATION With guide studs Tool C 3283 installed in rear of transmission case place output shaft sup port gasket over guide studs and into position on rear of case Lubricate output shaft seal rings Install support over shaft and guide studs and position against transmission case as shown in Figure 75 Use care when installing support so not to damage ring sealing surfaces Instali the one short output shaft support to transmission ease bolt and lockwashers and tighten finger tight 121 REAR OIL PUMP AND GOVERNOR ASSEMBLIES INSTALLATION Place rear ojl pump pinion ball in ball pocket in output shaft Lubricate rear oil pump drive pinion Place over output shaft and slide into position aligning key way in pinion with ball in shaft as shown in Figure 74 Pinion was marked when removed in disassembly Make sure it is installed correctly Lubricate rear oil pump gear and position in pump housing Make sure gear is installed correctly check marking Slide rear oil pump and governor assemblies over output shaft and position against support as shown in Figure 73 There are two extra holes in housing which are used for vents Make definitely sure that no attempt is made to install bolts in these holes Check each threaded hole before installing bolts Instali the five rear oil pump housing to output shaft support bolts and washers Dis
102. gearshift con trol unit from the instrument panel as outlined under Removing Gearshift Control Housing Paragraph 32 Remove cable adjustable mount ing bracket on transmission Remove control cable adapter housing plug insert screw driver through hole and release the control cable spring lock as shown in Figure 47 While re leasing the spring lock remove cable Using the same screw driver insert through cable hole in adapter housing and push lever rear ward to last detent Reinstall housing plug and tighten From front of dash pull cable assem bly and rubber grommet from dash panel d Installing and Adjusting Gearshift Control Cable Place grommet on cable From front of dash install control housing end of cable through dash panel Install gearshift control unit as outlined under Installing Gearshift Control Housing Paragraph 32 Install eable grom met into dash panel Remove oi pan Remove neutral starting switch from transmission case Fig 40 Posi tion manual valve lever in low range detent Hold the R reverse push button in at full travel position Insert cable into transmission manual lever adapter until spring lock engages control cable securely Release the R reverse button and hold the N neutral push button in Adjust cable as outlined under Manual Con trol Cable Adjustment Paragraph 26 E E ti E al a MPa e 288 TRANSMISSION e Replacing the Back Up Light Switch when so equippe
103. h All that is required of the 1 2 shift valve for low range operation is that it must downshift below kickdown limit in response to the move ment of the push button to low position and remain downshifted regardless of vehicle speed The shift valve is forced to downshift by the applieation of line pressure from the low port of the manual valve around the ball check valve to the kickdown pressure port of the 1 2 shift valve kickdown plug To insure that the shift 2 6 TRANSMISSION valve remains downshifted regardless of car speed line pressure is also allowed to flow to the low port of the 1 2 shift valve governor plug It is necessary that whenever the forces of governor pressure and throttle pressure act on the shift valve to cause an upshift the valve must snap from one position to the other without hesitating or hunting This is ac complished by a different area which is sub jected to supply pressure when the valve is upshifted When the valve is upshifted throttle pressure is cut off so that normal downshifts are not throttle sensitive d 2 3 Shift Valve This shift valve automatically shifts the trans mission from intermediate to direct gears The 2 3 shift valve train is similar in construction and operation to the 1 2 shift valve train in that it is controlled by governor and throttle pressures and spring force When the valve train is in the upshifted position oil is fed by line pressure through me
104. h the rear pump furnishes the oil needed by the torque converter and transmission at a line pressure of 90 psi When this condition is reached the pressure increases slightly and the regulator valve moves over to a new posi tion where the excess flow is dumped from the line pressure port into the front pump suction port Under this condition the front pump check valve closes and all of the oil pumped from the front pump is dumped back through the large valve opening into the front pump suction port Thus the front pump turns with reduced effort since it is operating at a low pressure For reverse operation oil must be at a pres sure of 225 psi This is accomplished by shutting off the source of line pressure to the secondary reaction area with the result that a line pres sure of 225 psi applied to the primary reaction area is required to overcome the force of the regulator valve spring b Torque Converter Control Valve This valve maintains an oil pressure of 30 psi CHRYSLER SERVICE MANUAL within the torque converter Oil is fed from the regulator valve through a restricting hole in the regulator valve body to the torque con verter The oil flows through the torque convert er and returns to the regulator valve body where the converter pressure is regulated by the torque converter control valve When the torque converter pressure rises to 30 psi the control valve will move against the spring load and allow oil to flow
105. h bearing and or unseated snap ring and correct thickness snap ring N Torque converter housing cooling air passages Check for dirt mud or other for eign material on screens or on torque converter cooling fins O Kiekdown servo band and linkage Check for broken seal rings stuck servo piston or broken linkage P Low and reverse servo band and linkage Check for torn seal broken band and or linkage Q Oil strainer Check for possible air leak age R Valve body attaching bolts and mating sur face Check for loose bolts burrs or scratches on mating surfaces Clean valve body assem bly Check for stuck valves dirt scratched valves or body and burrs on valves Torque valve body bolts to specification S Accumulater Check accumulator cover serew tightness and piston for broken rings Torque accumulator cover screws to specifica tions T Air pressure checks The front clutch rear clutch kickdown servo governor and low and reverse servo may be checked by applying air pressure to their respective passage when the valve body is removed To make the com 284A TRANSMISSION CHRYSLER SERVICE MANUAL TROUBLE DIAGNOSIS CHART OPERATING DIFFICULTY Response Miscellaneous Shift Abnormalties ITEMS TO CHECK 5 See Explanation m of Index Items a 413 35 2 82182 g uL 2 105 28 an als E PAN ale ajep
106. han governor pressure As vehicle speed increases governor com pensator pressure will move the plug against the valve When governor compensator pres sure reaches 40 psi approximately 20 m p h the plug becomes active When this happens the governor compensator pressure then be comes approximately 114 times greater than governor pressure Governor compensator pres sure is routed to the 1 2 shift valve governor plug e Throttle Valve The throttle valve assembly transmits a hy draulie pressure to the transmission which is proportional to the amount of throttle open ing The throttle valve lever shaft is rotated in proportion to the amount of throttle open ing of the carburetor by a linkage connecting the throttle valve lever shaft to the car s throt tle linkage The throttle valve lever shaft posi tions the kickdown valve and throttle valve spring in accordance with the amount of car buretor throttle opening the spring being free no load at closed throttle and compressed at wide open throttle Therefore the throttle valve spring exerts a force on the throttle 274 TRANSMISSION valve that increases with carburetor throttle opening The throttle valve allows oil to flow from the line pressure port to the throttle pressure port which is connected by a passage to the reaction area of the throttle valve Throttle pressure will build up in the throttle pressure circuit and against the reaction area until it reac
107. he low reverse band through the low reverse band lever strut and anchor The results are 1 To hold the carrier of the front planetary gear set stationary while the rear clutch ap plied drives the sun gear This provides a reverse ratio of 2 20 to 1 through the front planetary gear set as shown in Figure 31 2 To hold the carrier of the front planetary gear set stationary while the front clutch ap plied drives the intermediate shaft and kick down annulus This provides the L low range operation at a ratio of 2 45 to 1 through both planetary gear sets Fig 30 which may be used for engine braking On initial engagement oil is admitted to the chamber behind the low reverse servo piston Initial engagement of the low reverse servo when shifting from neutral to low or reverse is softened by compression of the low reverse servo cushion spring The servo piston is released by a return spring when the source of apply pressure is discontinued e ccumulator An accumulator cushions the application of the kickdown band in the upshift from breakaway to second It is connected in parallel to the passage which supplies line pressure to the apply side of the kickdown servo In neutral and reverse the accumulator piston is held released by the accumulator spring there being no pressure applied to the piston at these times In the D drive range for the automatic upshift from breakaway to second the accu mulator pis
108. he same places as in 2 second and following additional places 1 The low pressure port of the 1 2 shift valve governor plug and through the ball cheek valve to low reverse servo 2 Through ball check valve to kickdown pressure port of the 1 2 shift valve kick down plug c 1 2 Shift Valve This valve determines whether the transmis sion is either in low gear ratio or second gear ratio depending upon whether the valve is in the upshifted or downshifted position The 1 2 shift valve train consisting of three parts and a spring is normally at either extreme of its travel With the valve train downshifted at the extreme of travel toward the governor compensator pressure end of the rear valve body and oil in the kickdown servo apply area is allowed to escape through vent port When the shift valve train is moved to op posite extreme of its travel the vent port is closed off and oil is fed by line pressure to the following places 1 3 1 relay valve 2 Line pressure port of the shuttle valve 3 Line pressure port of the throttle com pensator valve ARA 2573 TRANSMISSION 275 4 Through servo pressure bleed valve to the kickdown servo apply pressure port of the shuttle valve 5 The apply area of the kickdown servo 6 The accumulator 7 Line pressure port of the 1 2 shift valve kickdown plug The kickdown piston and accumulator are so designed that the value of the balance pres
109. he same time align mounting studs in insulator with holes in crossmember Install two nuts and lockwashers that hold engine rear support insulator to crossmember and tighten to 35 foot pounds torque Remove support fixture Tool C 3487 from side of frame member Install radiator oil cooling lines if water cooled Connect neutral starting switch wire to switch Install oil pan filler tube and tighten filler tube nut to 40 foot pounds torque Tighten support bracket screw Connect speed CHRYSLER SERVICE MANUAL ometer cable in housing extension Engage ball end of hand brake cable in operating lever and tighten cable clamp bolt Install adjusting brake screw cover plate on hand brake support Connect front universal joint and tighten nuts to 37 foot pounds torque Connect throttle control linkage to throttle lever on transmission Install push button con trol cable in adapter making sure spring lock engages cable Adjust manual control cable Refer to Maintenance Adjustments and Tests Paragraph 24 Tighten cable adjustable mount ing bracket nut securely Install starter Lower vehicle and connect battery Refill transmis sion with Automatic Transmission Fluid Type A Adjust throttle linkage RECONDITIONING OF TRANSMISSION 46 REMOVAL OF COMPONENTS The following precautions should be observed during disassembly of transmission Cleanli ness through the entire disassembly and as sembly cannot be over emphasized Un
110. hed type washers are used to prevent cut ting or chipping of soft metals and should be installed on bolts with dished portion facing away from bolt head Draw down evenly tight en to 12 foot pounds torque After bolts have been properly tightened turn output shaft to make sure pump gears are free to rotate If not disassemble pump to determine cause TRANSMISSION 323 122 GOVERNOR WEIGHTS AND VALVE ASSEMBLY INSTALLATION Align locating hole in output shaft to locating bolt hole in governor support and install locat ing bolt tighten to 7 foot pounds Holes can be easily aligned by turning output shaft and holding governor body If governor body has been removed and reinstalled tighten the four governor body bolts to 8 foot pounds Dry governor weight assembly and valve with compressed air but do not lubricate when assembling Place governor weight assembly Fig 128 secondary weight snap ring facing out into governor body Fig 72 and using pliers Tool C 3229 install snap ring Make sure snap ring seats properly as shown in Figure 71 With the governor valve small end up on governor valve shaft slide shaft into gov ernor body as shown in Figure 70 through the output shaft and governor weight assembly at the same time position valve body Install the governor valve shaft snap ring from weight assembly end Make sure it is properly locked to shaft as shown in Figure y b enini OUTER WEIGHT INTER
111. hes a value great enough to balance the force of the throttle valve spring If throttle pressure builds up too high the throttle valve will move slightly to a position such that ex cess oil is allowed to escape through the vent port Throttle pressure will vary with the amount of carburetor throttle opening from a value of 0 zero pressure at closed throttle to a value of approximately 90 psi at wide open throttie Throttle pressure is routed to the following places 1 Throttle pressure port of the kickdown valve 2 Throttle pressure port of the throttle compensator valve 3 Through check valve to throttle pressure port of the shuttle valve plug 4 To the throttle pressure port of the 3 1 relay valve 5 To the throttle pressure port of the 2 8 shift valve kickdown plug 6 To the throttle pressure port of the 1 2 shift valve kickdown plug i Throttle Compensator Valve The throttle compensator valve amplifies the variations in throttle pressure It allows oil to flow from the line pressure port of the 1 2 shift valve in the upshifted position to the throttle compensator valve pressure port Throttle compensator pressure is controlled by throttle pressure and spring force acting on one end of the valve against a reaction area fed by compensator pressure Throttle com pensator pressure will vary with the amount of carburetor throttle opening from a value of approximately 30 psi at closed throttle to a val
112. ication of Front Clutch Piston Spring Retaining Plate CHRYSLER SERVICE MANUAL STRAIGHT EDGE T MEET TE TERETE 57x336 Fig 116 ldentification of Front Clutch Cushion Spring clutch retainer followed by a steel plate E Repeat this procedure until all driving discs and steel plates have been installed 99 CHECKING FOR PROPER TRAVEL OF CLUTCH PRESSURE PLATE It is very important that the front clutch pres sure plate has the proper amount of travel where levers are used for applying additional pressure to clutch plates Insufficient travel may cause the elutch plates to drag Excessive iravel may allow slippage of the clutch To check for proper travel of the clutch pressure plate proceed as follows Install the rear clutch pressure plate which was withheld dur ing the assembly of unit 2 on top of the front clutch pack Holding this plate firmly in position insert a feeler gauge between the plate and top dise in the assembly The total clearance should be from 020 to 040 inches If the measured clearance is not within these limits the clutch dises should be replaced with any combination of new discs part numbers 1636260 1636372 or 1636373 to provide for proper clearance 10 Remove the rear clutch pressure plate and install in its proper location in the rear clutch assembly Install rear clutch snap ring Install the front clutch hub cushion spring retaining plate T Fig 115 and
113. icrometer measure the thickness of the input shaft thrust washer and select a washer to give correct clearance Thrust wash ers are available in the following three thick nesses Part No Thickuese Color 1638669 115 to 117 Natural 1638670 097 to 099 Red 1638671 078 to 080 Black Install power train units refer to Power Train Units Installation Unit No 3 and Unit No 2 Install hand brake assembly extension out put shaft support and Unit No 1 in one as sembly as removed following the procedure as described in the installation of Unit No 1 With assembly in position in transmission case instal the one support to case bolt and lock washer finger tight Remove the guide studs and install the seven extension to case bolts and loekwashers draw down evenly and tighten to 30 foot pounds torque Tighten after bolts have been properly torqued turn output shaft to make sure it turns freely Recheck front clutch end clearance 126 BAND ADJUSTMENT Since both band assemblies have been removed it is very important that the hand brake drum is turned in a clockwise and counter clockwise direction to center bands on retainers prior to making band adjustments 127 LOW REVERSE REAR BAND Using wrench Tool C 3380 and with lock nut loose tighten low reverse band adjusting screw to 75 inch pounds torque as shown in Figure 132 Refer to Maintenance Adjustments and Test Paragraph 24 TRANSMISSIO
114. ide studs Tool C 3283 Due to inter ference of the insulator it will be necessary to remove the bottom extension to case screw with the extension That is back screw out as far as possible and slide extension back and continue loosening of screw SUPPORT TO TRANSMISSION EXTENSION ANDi NN HAND BRAKE ASSEMBLY 196 663 Fig 55 Removal and installation of Extension and Handbrake Assembly CHRYSLER SERVICE MANUAL CAUTION Do not remove the one output shaft support transmission case screw Remove extension and hand brake as one assembly as shown in Figure 55 is used it is not necessary to remove hand brake support and shoe assemblies from extension to replace output shaft rear bearing b Installation With guide studs Tool C 3283 installed in iransmission case install a new extension gasket over guide studs and into position against output shaft support Do not use seal ing material on gasket Using extreme care place extension and hand brake assembly over output shaft and on guide studs Due to inter ference of the insulator it will be necessary to start the bottom extension to case screw as the extension is pushed into position against sup port Do not use hammer or attempt to pull extension in with the aid of screws otherwise damage to extension may result The propeller shaft flange and drum assembly may be used to force bearing in extension on output shaft Remove guide studs
115. ift housing and plate assembly to instrument panel One screw at top front of plate one screw at front left edge of plate and two screws at bot tom rear of plate Pull plate and gearshift control housing assembly straight out and down from instrument panel as shown in Figure 45 If housing is equipped with a back up light switch exercise care when removing plate so as not to damage switch Remove two retain ing screws Fig 45 securing gearshift hous ing to plate and remove plate by carefully with drawing from push buttons Remove hairpin clip securing cable end to actuator Remove the two screws holding cable GEARSHIFT CONTROL HOUSING BRACKET PLATE CONTROL CABLE RETAINER SCREWS j 575149 Fig 45 Removing Gearshift Control Housing CHRYSLER SERVICE MANUAL CABLE BRACKET CABLE ASSY HAIRPIN CLIP 56x55 A ACTUATOR Fig 46 Gearshift Control Housing Exterior View assembly bracket to gearshift control housing Fig 46 and remove cable assembly Remove wires from back up light switch if vehicle is so equipped Remove illuminating lamp lead wire Remove leads from starting motor switch If necessary to remove push buttons from slides withdraw by pulling on the buttons Do not spread the slide tangs or fingers NOTE The light socket bracket should be mounted between the push button box and the box mounting bracket The wire should be lo eated in the light socket
116. ighten gearshift housing bolts to 20 foot pounds torque Install a new steel expansion plug if re moved in side of gearshift housing Install back up light switch if so equipped and speedometer drive pinion Check operation of gearshift housing RETAINING PINS 57x162 Fig 15 Driving Retaining Pin into Position ema mr d pna ut TRANSMISSION 253 SECOND AND DIRECT FORK n LOW AND REVERSE FORK Fig 16 Installing Shift Forks NOTE The transmission case is not equipped with back up light switch install plug and tight en to 15 foot pounds torque 4 INSTALLATION If transmission has been jumping out of gear check clutch housing bore and face alignment with housing aligning arbor Tool C 870 be fore installing transmission in car Refer to Clutch Section IV of this manual for proced ures outlining clutch housing alignment Installing Transmission Insert about 16 teaspoonful of short fibre wheel bearing grease behind radius in the drive pinion pilot bushing in end of crank shaft Do not put grease on end of drive pin ion Be careful not to get any grease on clutch facing or flywheel this will cause clutch disc slippage and chattering Be sure clutch disc is properly aligned NOTE An old transmission drive pinion shaft may be used to check clutch dise alignment Use extreme care when installing the trans mission to avoid springing the clutch disc Tighten transmission case to clutch hous
117. ine lubrication governor and rear clutch apply These pressures should fall within the specified limits stated in the Hydraulic Control Pressure Check Charts E Kickdown band adjustmeni The kick down band adjustment screw is found on the left side of the transmission case Fig 39 Adjust to specifications Low and reverse band adjustment The low and reverse band adjustment screw is found on the right side of the transmission case Fig 40 Adjust to specifications G Engine Idle Adjust to 475 to 500 r p m Starting switehes Check wire connec tions and switch Check clearance of N neu tral push button slide to motor starting switch contact clearance Fig 48 Handbrake Check for excessive drag Refer to Brakes Section for method of adjust ing hand brake J Regulator valve spring The regulator valve may be removed by removing the regu lator valve spring retainer which is on the right side of the transmission case Fig 40 Check for a stuck or scratched valve and or buckled spring Converter control valve spring The con verter control valve may be removed by remov ing the converter control valve spring retainer which is on the right side of the transmission case Fig 40 Check for a stuck or scratched valve and or buckled spring __ L Breather Check to determine whether breather is free of dirt and undercoating M Output shaft rear bearing snap ring Check for roug
118. ing bolts to 50 foot pounds torque Tighten the mainshaft flange nut to 150 foot pounds torque using the hand brake to facilitate the opera tion or wrench Tool C 3281 Always check clutch pedal adjustment after installing trans mission Adjust the shifting linkage with the transmission in the neutral position 254A TRANSMISSION 5 SERVICING TRANSMISSION REAR OIL SEAL The transmission rear oil seal ean be removed as follows Remove the propeller shaft Re move nut and washer from the rear end of the main shaft and pull off the universal joint flange and brake drum assembly Using puller Tool C 452 never drive the flange off with a hammer as mainshaft splines may be damaged and drum made out of round Insert oil seal puller Tool C 748 into the seal securely tight en the puller bolt and draw the seal out of housing When installing a new oil seal be sure to use special driver Tool C 3105 which au tomatically locates the seal in its proper posi tion Reinstal brake drum and flange assembly Instal washer convex side towards nut Tighten nut to 150 foot pounds torque Recon nect propeller shaft and tighten nuts securely 6 GEARSHIFT CONTROL ADJUSTMENTS Fig 17 a Crossover Adjustment Before making the crossover adjustment the gearshift lever shaft must be in its normal fully returned position in neutral After removing lubrication fitting Fig 17 from the tube lever pin retainer rotate retainer until g
119. ion on cable in relation to adapter housing Withdraw control cable to stop and measure travel Push control cable in adapter housing one half of total travel Fig 39 With cable in this posi tion tighten cable to transmission adjustable mounting bracket screw securely Do not move cable when tightening bracket e Install neutral starting switch with cupped washer and O seal and attach lead wire With transmission in neutral adjust MANUAL c a NEUTRAL STARTER M i SWITCH SPLIT CABLE Bede TRAVEL AT D ad THIS POINT 42 ADAPTER HOUSING 56x687 Fig 39 Manval Control Cable Adjustment TRANSMISSION 279 switch to show electrical contact and tighten to 15 turn f To check for proper adjustment push the various push buttons return to neutral each time while checking the starter operation En gine should start only when the N neutral push button is depressed to limit of travel A test light attached to the neutral starter switch may be used instead of the starter for checking proper adjustment Refil transmission with Automatic Transmission Fluid Type A to proper level Refer to Lubrication Section 27 THROTTLE LINKAGE ADJUSTMENT 4 BARREL CARBURETOR Proper adjustment of the transmission throttle linkage is very important for proper operation of the transmission Therefore the following procedure should be very carefully performed Check the a
120. it should be thoroughly cleaned when removed from ve hicle preferably by steam When disassem bling each part should be placed in a suitable solvent washed then dried by compressed air Do not wipe parts with shop towels Al of the mating surfaces in the transmission are ac curately machined therefore careful handling of parts must be exercised to avoid nicks or burrs The use of crocus cloth is permissible where necessary providing it is used carefully When used on valves use extreme care so not to round off the sharp edges The sharp edge por tion is vitally important to this type valve Sharp edges prevent dirt and foreign matter from getting between the valve and body thus i STAND TOOL a aue 56x600 Fig 58 Transmission Assembly Inverted in Stand reducing the possibilities of sticking When it becomes necessary to recondition the transmis sion and vehicle has accumulated considerable mileage install new seal rings on parts re quiring their usage 47 OIL PAN REMOVAL Place transmission assembly in stand Tool C 3280 and invert as shown in Figure 58 Re move the oil pan bolts and remove the oil pan LOW AND REVERSE SERVO ACCUMULATOR COVER KICKDOWN SERVO m dak gent OIL STRAINER VALVE BODIES AND TRANSFER PLATE ASSEMBLY ic 57x234 Fig 59 Transmission Assembly Oil Pan Removed CHRYSLER SERVICE MANUAL CONTROL CABLE ADAPTER HOUSING i ous E 56x601 Fig 60 R
121. iver through hole and release the control cable spring lock While releasing control cable spring lock remove cable from adapter housing Using the same screw driver insert through eable opening in adapter hous ing and push lever rearward to last detent Re install housing plug and tighten Remove ra diator oil cooling lines from transmission if water eooled Remove two nuts and lockwash ers that hold the engine rear support insulator to the crossmember leaving insulator attached to transmission Remove starter Install engine support fix ture C 3487 insert hooks of fixture firm TRANSMISSION 295 ly into holes in side of frame member with support ends up against the underside of oil pan flange Adjust fixture to support the weight of the engine Raise engine slightly remove crossmember to torsion bar bracket bolts and remove crossmember CAUTION When using fixture Tool C 3487 do not lower engine more than three inches from floor pan to avoid disrupting the set position of water hose and other engine attachments Remove the two transmission case to torque converter housing screws and lockwashers from right side and install guide studs Tool C 3276 With transmission supported remove the two transmission case to torque converter housing screws and lockwashers from left side Slide transmission straight back to avoid damage to front oil pump driving sleeve then lower to floor b Installation Install
122. l spring and pin Place low and reverse gearshift lever shaft part way into its bore after installing ring seal on shaft Place second interlock ball on top of interlock ball spring While depressing ball with the suggested tool as shown in Fig ure 13 rotate tool 90 and engage with low and reverse gearshift lever cam by completely seating shaft in bore while allowing interlock ball to seat in detent of lever as shown in Figure 14 NOTE A suggested tool for depressing and en gaging the interlock ball consists of bending and finishing a piece of 14 inch drill red as shown in the section accompaning Figure 13 CHRYSLER SERVICE MANUAL LOW AND REVERSE GEARSHIFT LEVER SHAFT it terat i OMIT INTERLOCK SLEEVE 8 NCC 57x335 Fig 14 Engaging Low and Reverse Gearshift Lever Shaft Bail with Interlock Secure shaft with retaining pin as shown in Figure 15 NOTE Lever shaft detents must be placed in neutral position to allow clearance for tool Install the gearshift operating levers and tighten retaining nuts to 20 foot pounds torque Shift transmission into neutral and place shift forks in position in transmission case as shown in Figure 16 Place operating levers in gear shift housing in neutral position Place gasket on transmission case to gear shift housing mating surface and install gear shift housing by engaging shift fork ends with their respective operating lever shafts T
123. lator valve Line pressure is therefore 90 psi but neither the bands nor the clutches are applied When the R reverse button is pushed in the manual valve shuts off line pressure to the secondary reaction area of the regulator valve and routes line pressure at 225 psi to the rear cluteh and low reverse servo When the D drive button is pushed in the manual valve is positioned to route line pres sure to following places 1 The secondary reaction area of the regula tor valve making line pressure 90 psi 2 The line pressure port of the throttle valve 8 The line pressure ports of the governor compensator valve and plug 4 The line pressure port of the 1 2 shift CHRYSLER SERVICE MANUAL valve and through metering hole A to the line pressure port of the 2 3 shift valve 5 Through metering hole to the line pressure area of accumulator and front clutch 6 Through an orifice in the upper valve body plate to the rear pump circuit to prime pump after reverse operation When 2 second button is pushed in the manual valve routes line pressure to same places as in D drive and to following addi tional places 1 Through ball check valve to the kickdown pressure port of the 2 8 shift valve kick down plug 2 Through ball check valve to the throttle pressure port of the shuttle valve plug When the low button is pushed in the manual valve routes line pressure to t
124. le Without the shuttle valve the resulting upshift to direct would consist of a series of lurches caused first by braking effect on vehicle of second gear and then by harsh engagement of rear clutch Under conditions of closed throttle no throt tle pressure and moderate vehicle speed moderate governor pressure the shuttle valve and shuttle valve plug are forced to their extreme of travel toward the throttle CHRYSLER SERVICE MANUAL end of the front valve body In this position oil is allowed to flow from the kickdown servo apply pressure port to the rear clutch pressure port and kickdown servo off area Because the line pressure apply area of kickdown servo is being fed oil only through the hole in the Servo pressure bleed valve pressure on this area drops to a low value while oil from the 2 3 shift valve builds up pressure on the rear clutch and the area of the kickdown servo The kickdown band load is then reduced suf ficiently to allow a smooth band release In the meantime pressure in rear clutch has built up sufficiently to complete a smooth engagement The second function of the shuttle valve is to regulate the application of the kickdown piston when making high speed above approx imately 30 m p h kickdowns Kickdowns made at low vehicle speeds require very little time in which to complete the shift due to the com paratively small change in engine speed be tween direct and kickdown gear The high
125. ler tube at oil pan connector may be necessary to loosen filler tube support bracket screw Remove wire at switch Remove switch and gasket CHRYSLER SERVICE MANUAL b Installation Place cupped spring washer and O ring over switch and install switeh in transmission case With transmission in neutral adjust switch to electrical contact and tighten 14 to 15 addi tional turns Connect wire to switch Refill transmission with Automatic Transmission Fluid Type A to proper level after reconnec ting filler tube at oil pan 35 TRANSMISSION REGULATOR VALVE ASSEMBLY a Removal Remove transmission regulator valve spring retainer gasket cup spring and sleeve Using a mechanical retriever or a piece of welding rod 954 inserted in end of valve remove valve Fig 49 b Installation With the assistance of the retrieving tool place valve in position and seat properly in regulator valve body Install regulator valve spring sleeve cup gasket and retainer and tighten to 50 foot pounds torque Check and adjust line pressure if necessary 36 TORQUE CONVERTER CONTROL VALVE ASSEMBLY a Removal Remove the torque converter control valve spring retainer Fig 40 gasket and spring Using a mechanical retriever or a piece of welding rod 14 inserted in end of valve remove valve 53x55 Fig 49 Removing Regulator Valve TRANSMISSION 289 b Installation With the assistance of the retrievi
126. lide to Starting Motor Switch Clearance to starting motor switch clearance is obtained by depressing the N neutral push button to the neutral position only and depressing only far enough beyond this point to remove all free movement from the actuator Clearance be tween slide and motor starting switch contact should then be between 010 015 inch Fig 48 If clearance is not within this specification the tab on the neutral operating slide may be adjusted by carefully bending to bring within specifications Use care as the operating slide is of hardened material and may break if care is not exercised during the bending operation Test operation of unit using a suitable test lamp Reinstall gearshift control housing and plate assembly as outlined in Installing Gear shift Control Housing Paragraph 32 SERVICING OF COMPONENT PARTS WITH TRANSMISSION IN VEHICLE 33 SPEEDOMETER PINION a Removal Disconnect speedometer cable and housing from drive pinion and sleeve assembly in transmis sion Remove speedometer pinion and sleeve assembly from transmission extension b Installation Install speedometer pinion and sleeve assem bly in transmission extension and tighten to 45 foot pounds torque Connect speedometer cable and housing to drive pinion and sleeve assembly in transmission and tighten 34 NEUTRAL STARTING SWITCH a Removal Drain approximately two quarts of fluid from transmission by disconnecting fil
127. line pressure is directed to the kickdown cir cuit of the 2 3 shift valve When in direct this results in a downshift to second speed only if the vehicle speed is below 3 2 kickdown limit If the vehicle is accelerated in second gear to the wide open throttle upshift speed an upshift to direct will occur thus eliminating over speeding the engine in second gear Operation of the 1 2 and 2 1 shift occur in the same man ner as in the D drive position Pushing 1 low button of the control CHRYSLER SERVICE MANUAL unit positions the manual valve so that line pressure is directed to the kickdown circuit of the 1 2 shift valve This results in a downshift to low only if the vehicle speed is below the 3 1 kickdown limit Use of low is intended primarily for engine braking so it is also nec essary that the low reverse band be engaged to lock the overrunning clutch This is accom plished by utilizing the 1 2 shift valve governor plug as a relay valve that is fed from the low port of the manual valve A downshift force is established in connection with the relay ac tion of the governor plug so the transmission wil not upshift out of low gear while the 1 low button is engaged Pushing in the N neutral button moves the manual valve to a position which shuts off oil flow to the valve bodies The torque conver ter and lubrieation system remain pressurized Pushing in the R reverse button of the control unit positions
128. lockwasher Remove cotter pin from valve body in outer end of reverse blocker valve Remove reverse blocker valve plug N blocker valve O and spring P Normally it isn t necessary to remove the throt tle valve lever shaft R manual valve lever assembly S or manual valve V If condi tion warrants however such as damage proceed as follows FRONT VALVE BODY ASSY SHUTTLE VALVE SHUTTLE VALVE SPRING SHUTTLE VALVE PLUG 56 447 A Fig 141 Removal and Installation of Shuttle Valve Plug Spring and Valve TRANSMISSION 331 DETENT PLUG FRONT VALVE BODY KICKDOWN VALVE THROTTLE VALVE SPRING THROTTLE VALVE REVERSE BLOCKER VALVE PIN 56 668 Fig 142 and Installation of Throttle Valve Spring Kickdown Valve and Detent Plug Support throttle lever shaft on block of wood Using a small punch and hammer re move the throttle valve lever shaft pin as shown in Figure 143 A rubber band may be used to hold manual lever in place while re moving pin Remove any burrs from throttle valve and manual valve lever shafts and slide them from valve body Slide throttle valve lever shaft R out of manual lever assembly S Using cau tion to prevent loss of detent ball T and spring U remove manual valve lever assem bly S from valve body Using a twisting motion remove manual valve Y MANUAL VALVE LEVER ASSY Fo THROTTLE VALVE LEVER SHAFT H d es 56 6
129. ly Inspect kickdown carrier thrust washer F for scratches or excessive wear 79 REVERSE AND KICKDOWN ANNULUS GEARS INSPECTION Inspect for worn cracked or broken gear teeth 80 UNIT NO 1 OUTPUT SHAFT KICKDOWN PLANET PINION CARRIER AND INTERMEDIATE SHAFT ASSEMBLIES ASSEMBLY To aid in the assembly of Unit No 1 use the propeller shaft flange and brake drum assembly which was removed from the transmission With output shaft assembly J in the upright position lubricate output shaft thrust washer D with Automatic Transmission Fluid Type A and place into position in housing Place kickdown annulus gear I in position on in termediate shaft assembly C and install snap ring H select fit Using a feeler gauge check the clearance under the kickdown annu lus gear snap ring Fig 108 Clearance limits are as close to zero as possible Snap rings are available in the following two thickness PT 1636357 060 to 062 1686858 064 to 066 When checking clearance support annulus gear on edge of bench so intermediate shaft will seat properly in gear Make sure snap ring seats properly Place intermediate shaft assembly C in output shaft housing J Lubricate kickdown carrier thrust washer F with Automatic Transmission Fluid Type A and place in posi tion on kickdown planet pinion carrier assem bly E Place carrier assembly E in posi tion in kickdown annulus gear I Make sure thrus
130. mediate support to corre spond with the threaded locating hole inside of case for installation purposes Fig 127 Keep unit centered as much as possible to prevent binding of intermediate support and remove assembly from transmission case as UNIT NO 56 613 Fig 76 Removal and Installation of Unit No 1 TRANSMISSION 301 56x614 Fig 77 Removal and Installation of Intermediate Support Locating Screw shown in Figure 78 Make sure front cluich and sun gear thrust washer remains in position in front of unit 56 REMOVING UNIT NO 3 FRONT CLUTCH PISTON RETAINER AND INPUT SHAFT ASSEMBLIES Keep unit centered as much as possible and remove from transmission case as shown in Figure 79 Use extreme care when removing to prevent damage to seal rings on input shaft and sealing surfaces in reaction shaft aluminum 57 LOW REVERSE BAND ASSEMBLY REMOVAL Mark the low reverse band assembly for in stallation purposes then compress ends of band sufficiently to remove the low reverse band UNIT NO 2 56x615 Fig 78 Removal of Unit No 2 302 TRANSMISSION UNIT NO 3 Fig 79 Removal and Installation of Unit No 3 strut Remove low reverse band assembly by ro tating band ends through rear opening in trans mission case as shown in Figure 80 Remove low reverse band anchor from adjusting screw 58 KICKDOWN BAND REMOVAL Compress kickdown band ends sufficiently to re
131. ment of the kickdown band is accomplished by appli cation of controlled pressure c Kickdown Servo The kickdown piston actuates the kickdown band through the kickdown lever strut and anchor holding the sun gear of the rear planet ary set stationary and resulting in a forward ratio of 1 45 to 1 through the rear planetary gear set The kickdown piston is hydraulically applied in 2 second and D drive second kickdown by two controlled pressures line pressure and throttle compensator pressure acting on separate areas In N neutral 1 low D drive break away and R reverse the kickdown piston is held released by the kickdown piston spring there being no pressures applied to the kick down piston at these times In the D drive range for the automatic upshift from second to direct drive the kickdown piston is released by controlled pressure acting on the off area of the kickdown piston The force of the pres sure on the off area assisted by the kick 272 TRANSMISSION down piston spring is sufficient to overcome the forces of line pressure and throttle com pensator pressure acting on the apply side of the kickdown piston Application of the kickdown piston when shifting from breakaway to second is softened by the accumulator d Low Reverse Servo The low reverse servo has two functions which are performed independently The low reverse servo piston is moved hydraulically to apply t
132. n contacting the drum Do not attempt to machine the drum in lathe to remove score marks In spect driving lugs inside of drum for excessive wear 91 OVERRUNNING CLUTCH HUB ASSEMBLY INSPECTION Inspect cam roller contacting surface for brin elling Inspect steel back bronze type bushing in hub for scratching or scoring and excessive wear Bushing and hub serviced as an assembly Inspect lubricating hole and make sure it is free from foreign matter by cleaning with com pressed air Inspect reverse band drum snap ring select fit for being distorted TRANSMISSION 313 92 UNIT NO 2 ASSEMBLY Install overrunning clutch hub assembly hub first into snap ring side of the low and reverse band drum Fig 109 Place low and reverse planet pinion carrier assembly E in position in low and reverse band drum G With drum supported select snap ring to give minimum clearance and install Snap rings are available in the following three thicknesses PT 1636315 060 to 062 1636316 064 to 066 1636317 068 to 070 Place fixture Tool C 3527 in position in in termediate support and cam assembly and in stall cam springs and rollers as shown in Fig ure 112 Make definitely sure that cam springs and rollers are properly seated against cam otherwise damage to springs will result when overrunning cluteh hub is installed With in termediate support and cam assembly resting on bench lubricate bushing and
133. n bearing retainer over pinion shaft and against transmission case While holding retainer with hand pressure against transmission case measure the clearance be tween retainer and case using a feeler gauge Select a gasket about 005 inch thicker con sult parts catalog for sizes than the clear ance to eliminate end play on front bearing and install retainer and tighten bolts Remove transmission assembly from mount ing fixture and tighten bearing retainer screws to 15 foot pounds torque and extension to case bolts 30 foot pounds torque Install mainshaft washer convex side towards nut and draw INTERLOCK SLEEVE SECOND AND DIRECT GEARSHIFT LEVER 57x 64 v cui Fig 12 Installing Interlock Sleeve CHRYSLER SERVICE MANUAL 775 LOW AND REVERSE GEARSHIFT LEVER SHAFT P INTERLOCK INTERLOCK ij SLEEVE 57x334 Q INTERLOCK BALL 57 496 Fig T3 Depressing Interlock Ball Using Suggested Tool nut up snug against washer Install lubricant drain plug and tighten 20 foot pounds torque e Gearshift Housing Refer to Fig 1 Place gearshift housing in vise equipped with soft jaws Fig 12 Place O ring seal on second and direct gearshift lever shaft and in stall lever shaft in housing Secure shaft in place with retaining pin Install interlock sleeve in its bore as shown in Figure 12 Place one of the interlock balls in sleeve followed by in terlock bal
134. ne fails to start in normal manner it may be started by pushing Towing the car to start is not recommended due to the sudden surge of power when the engine starts Turn ignition switch on push L low but ton in and depress accelerator pedal slightly After vehicle has been pushed to a speed of 15 m p h approximately the transmission wil drive engine 10 HOW TO DRIVE THE CAR When starting in extremely cold weather allow engine and transmission to warm up while in N neutral position If engine is cold engine on fast idle apply foot brake lightly to pre vent a tendency to creep when making a push button selection a D drive All normal forward driving will be done in this range The vehicle will have a slight tendency to creep after pushing the button from N neu tral to D drive at idle This can be prevented by applying the foot brake lightly As soon as the accelerator is depressed the vehicle will move forward in the drive breakaway range At a speed of approximately 10 to 25 m p h depending on the amount the accelerator is de pressed the transmission will automatically upshift to second At a speed of approximately 15 to 55 m p h depending upon the amount the accelerator is depressed and on car speed the transmission will automatically upshift from second to direct When slowing the ve hicle down at throttle openings short of wide open the transmission will automatically downshift from direct to br
135. ng In stall Tool C 3429 or C 3489 modified for re verse servo piston installation Compress spring Fig 125 sufficiently to install snap ring Spring retainer may require guiding into case Make sure snap ring seats properly Loosen compressing portion of tool and remove from transmission case TRANSMISSION 321 Fig 125 Compressing Low and Reverse Servo Spring and Retainer 114 KICEDOWN BAND INSTALLATION Install the kickdown band assembly by rotating band ends over center support in transmission ease as shown in Figure 82 Use extreme care when installing bands so not to damage lining on edges of transmission case Install anchor on kickdown band adjusting screw 115 LOW REVERSE BAND INSTALLATION Install anchor on reverse band adjusting screw Install band by rotating band ends through rear opening in transmission ease as shown in Figure 80 116 LOW REVERSE AND KICKDOWN BAND LEVER ASSEMBLIES AND STRUTS INSTALLATION Place levers in position in case and slide shaft through levers from rear of transmission case as shown in Figure 83 Remove guide stud Tool C 3288 from threading end of shaft and install shaft lever spacer flat and plug Tighten plug from 30 to 35 foot pounds Posi tion kickdown band over anchor and compress band in sufficiently to install kickdown band strut as shown in Figure 81 Then place low reverse band into position on anchor and com press band end and with the aid of a s
136. ng rollers 22 at opposite end of countershaft Place remaining small thrust washer next to rollers Add small amount of grease to hold small thrust washers in place TAB THRUST WASHER ADAPTER ARBOR 57x171 Fig 10 Installing Counterweight Thrust Washer TRANSMISSION 251 Do not install large tabbed thrust washers at this time Be sure transmission case is resting on smooth surface then position countershaft as sembly into transmission case allowing adapter arbor to enter cluster gear shaft hole in rear of case Install one of the large tabbed thrust washers Fig 10 making sure tab on washer engages groove in case Washers are available two sizes marked A and Select one to give 004 to 012 inch total end play of counter shaft Slide transmission case to edge of bench to permit adapter arbor to be pushed with the finger into countershaft hole in front of trans mission case Rotate case 180 degrees and in stall remaining large thrust washer in like manner Make sure tab engages groove in case Using cluster gear shaft push adapter arbor from cluster gear until shaft key can be in serted Continue to drive shaft into case until it is approximately 14 inch below mating sur face on rear of transmission case Lightly grease gasket surface of extension housing and install gasket Install transmission case to ex tension housing assembly as shown in Figure 3 NOTE To minimize interference
137. ng tool place valve in position and seat properly in regulator valve body Install torque converter control valve spring gasket and retainer and tighten to 40 foot pounds torque 37 OIL PAN a Removal Drain transmission by disconnecting filler tube connector at oil pan It may be necessary to loosen filler tube support bracket serew Re move the oil pan screws and washers and re move the oil pan and gasket from transmission case b Installation Using a new oil pan gasket place oil pan into position on transmission case Install oil pan screws and washers drawing them down evenly and tighten to 17 foot pounds torque Install oil pan filler tube and tighten nut connector to 40 foot pounds torque Tighten support bracket screw Refill transmission with Auto matic Transmission Fluid Type A 38 VALVE BODIES AND TRANSFER PLATE ASSEMBLY a Removal Place push button control unit in 1 low posi tion NOTE It will be necessary for control cable adapter 1o be in this position when removing cable from adapter housing on transmission Remove oil pan Disconnect throttle linkage from throttle lever on transmission Remove all dirt and foreign material from around con trol cable housing Loosen throttle control lever serew and remove lever assembly Remove flat washer and felt seal from throttle lever shaft Remove control cable adjustable mounting bracket Remove control cable adapter housing plug insert screw driv
138. nsmission manual control valve is obtained through the use of a single push pull cable as shown in Figure 22 One end of the wire cable is secured to the cable actuator in the gearshift contro housing TRANSMISSION 257 while the other end enters the adapter housing on transmission case to engage the manual con trol valve lever assembly When button is pushed in the slide contacts the cable actuator causing it to pivot Move ment of the cable actuator about its axis moves the attached wire cable When the button nears its limit of travel a lock on the button slide engages the actuator shaft This action allows the slide lock to hold the button in the engaged position Fig 22 When the operator pushes another button to select a different range the top or bottom por tion depending on which button was pushed of the slide contacts the actuator thereby re leasing the first button from the restraint of the spring lock The first button is then free to return under spring force to its original position A back up light switch when so equipped is incorporated in the gearshift control housing and is operated by the R reverse push but ton slide A motor starting switch is also incorporated into the gearshift control housing Fig 22 The car is started by turning ignition switch to ON and pressing the N neutral push button beyond the neutral position to engage the motor starting switch Should car stall
139. nto transmission case When lock nuts are loose the adjusting screws must be finger free If not inspect screws and nuts for pulled threads or foreign material in threads This is very important in obtaining proper band adjustments 68 TRANSMISSION EXTENSION INSPECTION Inspect extension for cracks in casting and re move burrs from gasket surface Inspect vent drive type in top of extension and make sure it is open and free from dirt undercoat ing etc The purpose of this vent is to prevent vacuum from forming in transmission case when it is drained Vent also releases fumes and expansion of oil caused by heat Clean output shaft rear bearing and dry with compressed air Do not spin bearing with air pressure In spect bearing for rough spots Do not remove bearing from extension unless inspection re veals it is necessary to do so 639 OUTPUT SHAFT REAR BEARING REMOVAL necessary to remove rear bearing proceed as follows Remove output shaft rear bearing oil seal if installed Using pliers Tool C 760 and remove the output shaft rear bearing snap OUTPUT SHAFT REAR BEARING EXTENSION EE 53 27 Fig 96 Installing Output Shaft Rear Bearing CHRYSLER SERVICE MANUAL C 3205 DRIVER 1 REAR OUTPUT SHAFT REAR 2 4 EXTENSION Ol SEA 3 53 25 Fig 97 Installing Output Shaft Rear Bearing Oil Seal ring Inspect ring for distortion Using dri
140. ock engages cable Replace cable adjustable mounting brack et Adjust manual control cable Refer to tenance Adjustments and Tests Paragraph 24 Refill transmission with Automatie Trans mission Fluid Type A Adjust throttle link age Refer to Throttle Linkage Adjustment Paragraph 27 39 KICKDOWN PISTON a Removal Remove valve bodies and transfer plate as sembly Loosen kickdown band adjusting screw lock nut and back adjusting screw out suf CHRYSLER SERVICE MANUAL ficiently to remove anchor Remove kickdown band strut Install Tool C 3529 or 3289 modified as shown in Figure 84 apply suf ficient pressure on the kickdown piston rod guide and remove the snap ring Loosen com pression portion of tool and remove piston rod guide piston spring and piston rod Using C 484 pliers remove the kickdown piston from transmission case Fig 52 Refer to Kick down Piston Inspection under Recondition ing Transmission Paragraph 46 b Installation Lubricate piston rings and place kickdown pis ton assembly into position compress outer ring and start assembly into case With piston prop erly centered so not to damage rings tap lightly and bottom piston into transmission case Slide piston spring over kickdown piston rod assembly and install in piston While hold ing in position instal the kickdown piston rod guide assembly on kickdown piston rod Using Tool C 3529 or C 3289 modi
141. on Housing Remove transmission case by lifting upward while guiding eluster gear second speed gear past synchronizer sleeve Fig 3 Remove ex tension housing assembly from mounting fix ture There should be no end play of synchro nizer clutch gear on mainshaft If end play is present select one of four snap rings to elim inate all end play Refer to Paragraph 3 Pointed ends of clutch teeth must retain their original contour to allow proper synchroniza tion Check end play of second speed gear More than 008 inch end play may result in noise Excessive end play may be caused by end play of clutch gear or wear on the thrust faces of second speed gear clutch gear and ends of mainshaft helical splines Worn parts should be replaced if noise is objectionable or gear disengagement is encountered If there is no end play in the clutch gear and no evidence of wear on the gears or shaft select the combin ation of parts clutch gear assembly second speed gear or mainshaft that will bring the second gear end play within limits The first and reverse sliding gear should move smoothly and freely on mainshaft Remove synchronizer clutch gear snap ring using pliers Tool C 484 or Tool C 3301 Ex ercise care so as not to damage mainshaft or clutch gear Using a soft hammer drive main shaft out of extension housing by tapping rear end of shaft Remove mainshaft rear bearing retaining snap ring CHRYSLER SERVICE MANUAL EXT
142. on should downshift at 6 10 mph Check the quality of the downshift 30 HYDRAULIC CONTROL PRESSURE CHECKS a Line Pressure Remove the pipe plug from the line pressure takeoff hole located on the left side of the trans mission case Fig 40 Install gauge Tool C 3293 300 psi at this point Fig 41 If line pressure is not correct it may be adjusted by loosening the lock nut on the adjusting screw Fig 40 and turning the adjusting screw clockwise to increase or counter clockwise to decrease line pressure All line pressure adjust ments should fall within the limits specified in LINE PRESSURE CHART Push Button Position Free to Turn Free to Turn Free to Turn Free to Turn Rear Wheels Engine Speed rpm Line Pressure psi 200 250 85 95 90 85 95 282 TRANSMISSION the table shown for all other push button posi tions If the line pressure cannot be satisfac torily adjusted check Trouble Diagnosis Chart b Governor Pressure Fig 42 Remove the pipe plug from the governor pres Governor C75 1 2 C75 1 2 C76 C76 C76 IM 1 IM 1 CHRYSLER SERVICE MANUAL sure take off hole located on the lower left side of the output shaft support Fig 40 Install gauge Tool C 3292 100 psi at this point With car in D direct drive and rear wheels free to turn refer to the following chart Pressure 3 36 R A 2 92 R A 2 92 R A 3 36 R A
143. out into governor body and using Tool C 3229 install snap ring Make sure snap ring seats properly With gov ernor body through output shaft and governor weight assembly at the same time position valve into body Instal the governor valve shaft snap ring Make sure it is locked securely to shaft Re place snap ring if distorted After snap ring in stallation apply sufficient pressure to both ends of the valve shaft to force snap rings to outer portion of snap ring grooves Fig 129 Check operation of governor weight assembly and valve by turning output shaft Both should fall freely in body Install transmission extension 44 REAR OIL PUMP a Removal Remove transmission extension Refer to ernor Removal Paragraph 43 Using a screw driver remove the governor valve shaft snap ring from weight assembly end Remove gov ernor valve shaft and valve from governor valve body assembly Using Tool C 3229 re move governor weight assembly snap ring large one and remove governor weight as sembly from governor body Remove governor CHRYSLER SERVICE MANUAL locating screw from governor support Remove the five rear oil pump housing to output shaft support screws and washers and install guide studs Tool C 3288 Remove pump housing gear and governor assembly from output shaft Use dye and inark pump gears in relation to pump housing face Do not use scribe Oil pump pin ion is keyed to output shaft pinion by
144. output shaft as shown in Figure 74 Mark in the same manner as previously described 53 OUTPUT SHAFT SUPPORT REMOVAL Remove output shaft support to transmission case screw and washer Slide the output shaft rear support assembly and gasket from trans mission case as shown in Figure 75 If rear support is stuck to transmission case it can be loosened by tapping lightly with a soft ham mer Remove guide studs Tool C 3283 from transmission case REAR PUMP PINION BALL ar D PUMP PINION S REAR OIL PUMP pony Yo Pu ves 53x35 Fig 74 Removal and Installation of Rear Oil Pump Pinion CHRYSLER SERVICE MANUAL 56x612 Fig 75 Removal and Installation of Output Shaft Support 54 REMOVING POWER TRAIN UNIT NO 1 OUTPUT SHAFT KICKDOWN PLANET PINION CARRIER AND INTERMEDIATE SHAFT ASSEMBLIES Remove by sliding unit out rear of transmis sion case Fig 76 Support unit as much as possible when removing to prevent damage 1o seal rings on intermediate shaft 55 REMOVING POWER TRAIN UNIT NO 2 SUN GEAR REVERSE PLANET PINION CARRIER OVERRUNNING CLUTCH AND REAR CLUTCH ASSEMBLIES Loosen lock nuts on low reverse and kickdown band adjusting screws and back adjusting screws out 2 to 3 turns Remove the three intermediate support locating bolts and lock washers two outside of case and one inside Fig 77 When removing unit identify locat ing hole in the inter
145. oves Position governor body on support and install the four bolts with attached lockwashers Do not tighten bolts at this time Slide governor support and body assembly into position in rear oil pump housing Compress governor support seal rings with fingers as support enters oil pump hous ing Do not force 74 OUTPUT SHAFT SUPPORT INSPECTION Inspect all oil passages in output shaft support for any obstructions Remove pressure take off plugs governor and rear clutch apply Fig 40 and clean passage with compressed air Check I UNIT 7 NO 1 HAND BRAKE DRUM 56x632 Fig 100 Using Propeller Shaft Flange and Brake Drum Assembly a Holding Fixture for Unit No 1 308 TRANSMISSION ai 5453 Fig 101 Removal and Installation of Output Shaft Drive Housing Snap Ring rear oil pump mating surface for burrs and score marks Check for stripped threads in support Inspect gasket surfaces for burrs and dirt Inspect inside bearing surface for wear and scoring 75 DISASSEMBLY INSPECTION AND ASSEMBLY OF POWER TRAIN UNITS Unit No 1 Output Shaft Kickdown Planet Pin ion Carrier and Intermediate Shaft Assemblies Disassembly Unit can be placed in the propeller flange and brake drum assembly to aid in disassembly as shown in Figure 100 Using a screw driver remove output shaft drive housing snap ring as shown in Figure 101 Refer to Fig 102 and CHRYSLER SERVICE MANUAL com
146. peed and 2 second Position 2nd speed 262 TRANSMISSION FRONT AND REAR CLUTCHES APPLIED DRIVE POSITION DIRECT DRIVE CHRYSLER SERVICE MANUAL 56x688 Fig 29 Power Flow in D Drive Position Direct gear set The kickdown band is applied which holds the sun gear stationary The annulus gear drives the kickdown planet pinions which rotate in the same direction as the input and intermediate shafts The kickdown planet pin ions are meshed with the sun gear therefore they walk around this gear and exert force through the kickdown planet pinion shafts to rotate the kickdown planet pinion carrier The earrier which is splined to the output shaft drive housing moves at a slower speed than the annulus gear thus providing a gear ratio of 1 45 to 1 FRONT CLUTCH APPLIED LOW POSITION 1 LOW SPEED c D Drive Position Direct Fig 29 The power flow from the torque converter goes directly through the transmission because the planetary elements of the gear train are locked up by two multiple disc clutches and both bands are released The torque converter provides all of the torque multiplication d Kickdown Forced Downshiit In D Drive Position Below 30 m p h This will force the transmission to downshift and the power flow wil be the same as D drive position breakaway LOW AND REVERSE BAND APPLIED 56x691 Fig 30 Power Flow in L Low Position Low
147. plete disassembly of unit as follows Re move reverse annulus gear B from output shaft assembly J Remove intermediate shaft C and kickdown carrier assemblies E from output shaft assembly Remove output shaft thrust washer D located inside of housing Remove kickdown planet pinion carrier assem bly E from intermediate shaft assembly C The kickdown planet pinion carrier assembly used in this unit is identical to the low reverse planet pinion carrier assembly used in Unit No 2 but should not be interchanged Remove kick down carrier thrust washer F from carrier assembly E Remove sun gear roller thrust washer G from intermediate shaft assembly With a serew driver remove kickdown annulus gear snap ring H and separate gear I from intermediate shaft assembly C 76 OUTPUT SHAFT INSPECTION Inspect speedometer drive gear for any nicks or burrs ny nick or burr on gear surface can be removed with the use of a sharp edged stone Inspect thrust surfaces journals and inner bushing for scores or excessive wear Inspect riveting and housing for any cracks and in ternal driving lugs for excessive wear Hous ing and output shaft is serviced as an assembly Inspect interlocking seal rings K L on output shaft J for wear or broken locks and make sure they turn freely in the grooves Do 56x631 Fig 102 Unit No 1 Disassembled View CHRYSLER SERVICE MANUAL Fig 103 Checking Clearance betw
148. propeller shaft flange nut to 175 foot pounds torque Connect front uni versal joint and tighten nuts to 37 foot pounds torque Refill transmission if necessary with Au tomatic Transmission Fluid Type A to prop er level 42 EXTENSION a Removal Raise vehicle off floor Drain approximately two quarts of fluid from transmission then CHRYSLER SERVICE MANUAL reconnect filler tube at connector Disconnect front universal joint and secure propeller shaft out of the way Apply hand brake and remove propeller shaft nut and washer Release hand brake and using puller Tool C 452 if necessary remove the propeller shaft flange and drum assembly Remove brake adjusting serew cover plate and loosen cable clamp bolt on hand brake sup port Disengage the ball end of the cable from operating lever and remove cable from brake support Disconnect speedometer cable and housing at transmission extension and remove Speedometer drive pinion and sleeve assembly Remove two nuts and lockwashers that hold engine rear support insulator to crossmember leaving insulator attached to extension Remove the two top transmission extension to case screws and lockwashers Using suitable jack or engine support fix ture Tool C 3487 and extreme care to pre vent damage to oil pan raise transmission sufficiently for insulator on extension to clear crossmember Remove four of the remaining extension to case screws and lockwashers and install gu
149. ransmission is of the synchromesh type and the gears are helically cut to provide silent operation The counter shaft gears are in con stant mesh assuring smooth silent shifting in second and high gear SERVICE PROCEDURES 1 DISASSEMBLY a Removal From Vehicle Drain lubricant from transmission Disconnect the propeller shaft speedometer cable and hous ing and gearshift contro rods Remove back up light switch if vehicle is so equipped and speedometer drive pinion If mainshaft is to be removed or rear oil seal is to be replaced ap ply the hand brake to hold mainshaft while loosening the flange nut or use flange holding wrench Tool C 3281 This method will also prevent possible brinelling of bearings or other damage caused by pounding on the wrench Re move flange nut and washer Disconnect hand brake cable Remove brake drum and flange as bil HOUSING ha BACK UP LIGHT SWITCH MOUNTING HOLE TE INTERLOCK BALLS Ms prem INTERLOCK SLEEVE het e LOW AND REVERSE PIN 77 SECOND AND GEARSHIFT LEVER DIRECT GEARSHIFT SEAL LEVER RINGS RETAINING PIN RETAINING PIN LOW AND REVERSE FORK SECOND AND DIRECT FORK 57x163 Fig 1 Gear Shift Housing Disassembled View sembly using puller Tool C 452 Remove oil seal with puller Tool C 748 Pull transmission straight back until pinion shaft clears eluteh disc before lowering transmission This pre caution will avoid bending the clu
150. re 120 Start five of the bolts with aluminum wash ers and draw housing down evenly until it is seated into transmission case Remove guide studs and install the two remaining bolts and washers then tighten to 16 foot pounds as shown in Figure 121 Improper tightening of these bolts may cause pump gears to bind Lu brieate and install front pump drive sleeve bearing surface first as shown in Figure 122 then engage the driving lugs of the oil pump pinion to determine if oil pump gears turn freely main body of driving sleeve should be flush with oil pump housing when properly installed Fig 123 If gears do not turn 56x654 oi Fig 122 Installing Front Oil Pump Drive Sleeve CHRYSLER SERVICE MANUAL freely remove pump and check for foreign matter between pump gears and housing Install the torque converter control valve spring retainer and gasket Tighten to 40 foot pounds torque Reinstall the transmission regulator valve spring sleeve cup gasket and retainer with adjusting screw and lock nut installed Tighten 50 foot pounds torque 111 ACCUMULATOR PISTON INSTALLATION Lubricate seal rings and place accumulator piston into position Compress outer seal ring and tap lightly into transmission case 112 KICKDOWN PISTON INSTALLATION Lubricate piston seal rings and place kickdown piston assembly into position compress outer ring and start assembly into case With piston prope
151. rlock ing seal rings use extreme care so not to dam age interlocking portion of ring Inspect ac cumulator piston V for nicks burrs and ex cessive wear Inspect the accumulator spring W for being distorted 105 DRIVE SLEEVE Inspect the front seal ring neoprene for nicks deterioration and hardness Inspect the interlocking seal ring for wear or broken locks and make sure it turns freely in the groove It is not necessary to remove rings unless condi tion warrants Inspect driving lugs for exces sive wear and bearing surface on outer diam eter for nicks burrs or scratches 106 FRONT OIL PUMP Inspect front oil pump housing outer seal on circumference of housing and oil seal for de terioration and hardness Do not remove oil seal from housing unless inspection reveals that it is necessary To remove oil seal use a brass drift and drive seal out of housing To replace front oil pump housing oil seal position seal in housing metal portion of seal down and use driver Tool C 3278 to drive seal until tool bottoms on face of housing as shown in Figure 118 Inspect drive sleeve seal ring contacting surface in housing for wear and scratches In spect steel back bronze type bushing in hub for scratches or scoring and excessive wear Bush ing and housing are serviced as an assembly Remove oil pump gears and inspect gear con tacting surfaces for scratches burrs or groov ing Inspect regulator body contactin
152. rly centered so not to damage rings tap lightly and bottom piston into case Place kick down piston rod assembly in piston and slide piston spring over kickdown piston rod Install Tool C 3529 or C 3289 modified for kickdown piston installation SEAL RING 57x148 Fig 123 Front Pump Drive Sleeve Installation Incorrect Installation Top View Correct Installation Bottom View CHRYSLER SERVICE MANUAL Zu KICKDOWN PISTON SPRING E EKICKDOWN T PISTON ROD me Ve S et a 56 625 Fig 124 Removal and Installation of Kickdown Piston Rod Guide and Spring Place the kickdown piston rod guide over spring and compress spring until piston rod enters piston rod guide as shown in Figure 124 Using extreme care compress the kick down piston spring to the point that piston rod guide seal ring slightly binds on case Then work seal ring into position by gradually com pressing spring Install snap ring and make sure it is properly seated as shown in Figure 86 Loosen compressing portion of tool and remove 113 REVERSE SERVO PISTON INSTALLATION Lubricate the low reverse servo piston seal ring and install on piston lip of seal facing end of piston Install cushion spring and plug into servo piston and secure with snap ring Make sure snap ring seats properly Install piston assembly into transmission case Place reverse servo piston spring over piston and position spring retainer over spri
153. ront Draw down evenly and tighten to 16 foot pounds torque CAUTION Dished type washers are used to prevent cutting or chipping of soft metals and should be in stalled on screws with dished portion facing away from head Instal accumulator spring through transfer plate and position in piston Install accumu lator cover three screws and washers draw down evenly Place oil strainer in position on transfer plate assembly Instali the four screws and washers Draw down evenly and tighten strainer and accumulator cover screw to 16 foot pounds torque Install oil pan Install man ual valve control lever locking screw to rear on manual valve lever shaft Position lever on shaft so there is 745 clearance without gas ket between lever and transmission case NOTE A 7 32 drill bit can be used for ob taining proper clearance Fig 51 Tighten locking screw securely If control cable adapter has been removed from manual valve control lever reinstall by positioning in lever end of spring lock up and installing pin Place manual valve control lever in reverse position last detent to rear and install gasket control cable housing and screws and washers Draw down evenly and tighten to 16 foot pounds torque Install felt washer flat washer and throttle lever control assembly Tighten clamping bolt Connect throttle linkage to throttle lever on transmission Install control cable in housing and adapter making sure spring l
154. rrs chips have been removed from converter and erankshaft drive flanges Check crankshaft flange runout maximum 002 inch Check torque converter run out by mounting a dial indicator to adapter plate or some other unit which is mounted rig idly to cylinder block as shown in Figure 148 Rotate the converter 360 degrees and deter Fig 147 Removing or installing Torque Converter Mounting Stud Nuts 334 TRANSMISSION d 1 x113 Fig 148 Checking Torque Converter Runout mine the converter hub O D runout If this exceeds 004 inch total indicator reading cor rect by using heat in following manner Before using heat make definitely sure the torque converter has been drained Mark position of hub low spot as accurately as possible on impeller shell Rotate the con verter so this mark is directly down Remove dust shield from front of adapter plate Using chalk mark front cover radius directly opposite hub low spot previously marked on impeller shell The subsequent heating operation can now be done through opening in adapter plate as shown in Figure 149 The size of spot to be heated is governed by magnitude of hub runout and is usually about 15 inch diameter for 008 inch total indicator reading Using an acetylene torch containing a No 3 tip and set to maximum heat apply it to the selected spot until it becomes a dull red Rapid heating of a local area is essential and if torch is adjus
155. s Check manual valve operation to make sure it operates freely as shown in Figure 146 Place transfer plate and valve bodies assembly in transmission case Remove stand Tool C 3280 Install transmission as outlined under Re moval and Installation of Transmission Par agraph 45 TORQUE CONVERTER SERVICE PROCEDURES 147 REMOVAL AND INSTALLATION OF TORQUE CONVERTER a Removal Remove transmission Remove the torque con verter housing to adapter screws and lockwash ers Remove torque converter housing If torque converter is being removed because of excessive runout damage check runout by using a dial indicator on hub and mark the highest point of runout on both converter and crankshaft flange The reason for this is so it may be de termined later if runout was caused by the converter or crankshaft after crankshaft has been checked in same manner Using wrench Too C 589 or C 811 remove eight torque converter stud nuts and lockwash ers from crankshaft flange as shown in Figure 147 Remove torque converter from crankshaft Cheek crankshaft flange runout maximum 002 inch b Correcting Hub Runout Permissible torque converter hub runout when mounted on crankshaft is 004 inch total in dicator reading The following method is pro vided for bringing the converter hub within this tolerance If new torque converter is being installed make sure all visible foreign matter such as raised metal around studs bu
156. small ball Use care when removing pinion so as not to lose ball Remove governor assembly from oil pump housing NOTE If output shaft is turned to a position where governor locating screw hole is up when removing rear pump pinion pump drive ball will also be up preventing ball from falling out b Installation Slide governor support and body assembly in to position in rear oil pump housing Compress governor support seal rings as support enters oil pump housing Do not force Place rear oil pump pinion ball in ball poc ket in output shaft Place rear oil pump pinion as marked when removed over output shaft and into position aligning key way in pinion with ball in shaft With rear oil pump gear properly positioned in pump housing check marking slide rear oil pump and governor assemblies over output shaft and guide studs into position against support CAUTION There are two extra holes in housing which are used for vents Make definitely sure you do not attempt to install screws in these holes Remove guide studs and install the five rear oil pump housing to output shaft support screws and washers CAUTION Dished washers are used to prevent cutting of soft metals and should be installed on screws with dished portion facing away from head Draw down evenly and tighten to 12 foot pounds torque fter screws have been properly tight ened turn output shaft to make sure pump gears are free to rotate If not remov
157. t washer F remains in position Place reverse annulus gear B in position in hous ing J and install output shaft drive housing snap ring Make sure snap ring seats properly in housing Lubricate and install sun gear rol ler type thrust washer G over intermediate shaft and into position in carrier assembly 81 UNIT NO 2 SUN GEAR REVERSE PLANET PINION CARRIER OVERRUNNING CLUTCH AND REAR CLUTCH PISTON RETAINER ASSEMBLIES DISASSEMBLY 310 TRANSMISSION CHRYSLER SERVICE MANUAL 566354 Fig 104 Unit No 2 Disassembled View The letters referred to in the Disassembly In spection and Assembly of this unit pertain to Figure 104 With unit setting in upright position remove sun gear and front clutch thrust washer A Using two screw drivers inserted between clutch and intermediate support remove rear clutch retainer assembly from sun gear as shown in Figure 105 Remove the two rear clutch seal rings neoprene from sun gear Remove reverse sun gear from overrunning clutch and reverse planet pinion carrier asem blies as shown in Figure 106 Install fixture Tool C 3527 in intermediate support and cam assembly as shown in Figure 107 Remove intermediate support and cam as sembly from overrunning clutch hub Fig 108 Using a screw driver remove snap ring D from low and reverse band drum assembly 56x636 Fig 105 Removing Rear Clutch Piston Retainer Assembly from Sun Gear
158. talling Front Pump Housing Oil Seal CHRYSLER SERVICE MANUAL TOOL 56x650 Fig 119 Checking Clearance between Front Pump Body and Gears slight nick or raised portion on mating sur faces it may be removed by using a surface plate and crocus cloth Inspect front and rear TRANSMISSION 319 pump check valve for proper seating on both surfaces Check metering hole for a plugged condition and be sure hole is free of foreign matter If necessary to remove valve use a pair of long nose pliers When installing check valve make definitely sure rear pump check valve with metering hole is positioned toward outside of regulator valve body Check regulator valve spring seat snap ring After the valves and regulator valve body have been thoroughly cleaned and in spected the valves should be reinstalled in body Fig 93 Torque converter control valve has end drilled for removal and installation purposes Place assembly on a clean surface and cover until ready for installation Inspect regulator valve and torque converter control valve springs for distortion Check regulator valve spring sleeve and cup for burrs Check adjusting screw and locknut in retainer for reeness and pulled threads ASSEMBLY OF UNITS IN TRANSMISSION CASE 108 TORQUE CONVERTER REACTION SHAFT INSTALLATION Using heat lamps heat front of transmission case to approximately 170 to 190 degrees F Install guide studs Tool C 3283 in
159. tch disc b Gearshift Housing Fig 1 Remove six bolts holding gearshift housing to transmission case remove housing and discard gasket Remove shift forks from transmission case if not removed with housing Remove operating levers from their respective shafts Drive out retaining pin from either one of two lever shafts and withdraw lever from housing CAUTION Interlock balls are spring loaded Remove interlock sleeve spring pin and re SPRING 7 dE 57 232 Fig 2 Transmission Assembly Mounted on Holding Fixture 248 TRANSMISSION maining interlock ball Remove remaining op erating shaft after driving out retaining pin Remove type seal ring from each operating shaft and discard Do not remove steel expan sion plug from side of gearshift housing unless there is evidence of leaking c Drive Pinion Remove main drive pinion bearing retainer and discard gasket Do not remove drive pinion shaft assembly at this time Loosen but do not remove transmission case to extension bolts Reinstall brake drum and flange assembly place transmission assembly on mounting fix ture as shown in Figure 2 NOTE As the transmission will be partially disassembled and assembled while mounted in a vertieal position it will be necessary to pro vide a suitable mounting fixture A suggested mounting fixture consists of a wood or steel block Fig 2 approximately 8 inches squar
160. ted properly the spot will become red within a few seconds If sparks are noted it is an indication that torch is too close and metal is starting to burn move back slight ly Care should be taken to remove the torch the instant selected spot becomes a dull red to avoid over correction or damage to unit The area is then quenched as rapidly as possible with cold water hose or wet rags It is suggested this be done by starting around the heated area and working in toward the spot This prevents the heat from spreading CHRYSLER SERVICE MANUAL Fig 149 Correcting Torque Converter with Heat The hub runout should not be rechecked until converter has returned to a uniform room tem perature If converter hub runout exceeds 016 inch total indicator reading remove converter and recheck drive flanges for raised metal chips etc Check crankshaft flange runout maximum 002 inch If hub runout remains in excess of 016 inch total indicator reading install a new converter 148 REPLACING STARTER RING GEAR ON TORQUE CONVERTER a Removal Support the torque converter assembly in a vise and with a file carefully remove the stak ing lugs which retain the ring gear to torque 53 93 Fig 150 Removal of Staking Lugs from Torque Converter CHRYSLER SERVICE MANUAL converter as shown in Figure 150 Be careful to avoid distortion when supporting torque converter in vise Place torque converter on blocks of
161. tension Fig 6 and carefully press on lettered side of bearing using a suitable arbor press Press until bearing is flush with face of extension Using driver Tool C 3105 install oil seal driving until tool bottoms on extension hous ing Position mainshaft into extension housing and tap forward end of mainshaft using a soft hammer Fig 7 until shoulder at rear of mainshaft seats firmly against inner race of rear bearing ball Instal brake drum and flange assembly on mainshaft place mainshaft and extension hous ing assembly on mounting fixture Place first and reverse sliding gear on mainshaft with fork collar facing up Install second speed gear place spreader spring and then synchronizer inner stop ring on second speed gear BEARING 57x333 Fig 6 Positioning Bearing for Installation CHRYSLER SERVICE MANUAL BEARING EXTENSION HOUSING MAINSHAFT ii 57x168 Fig 7 Installing Mainshaft in Extension Housing NOTE Lightly grease threads on stop ring to provide lubrication during initial application of synchronizer assembly Install synchronizer clutch gear on mainshaft and secure in place with one of four available snap rings to eliminate all end play at clutch gear Snap rings are available in the following sizes thin 086 088 inch med 089 091 inch thick 092 094 inch x thick 095 097 inch Install snap ring Make sure snap ring is properly seated Place bal
162. tering hole A to the following places 1 8 1 relay valve 2 Through or around metering hole de pending on shuttle valve position to the area of the kickdown servo and through the ball check valve to the rear clutch piston With the shift valve downshifted at the extreme of travel toward the governor pressure end of the rear valve body any oil in the rear clutch chamber and the kickdown servo off area is allowed to escape through the vent port 3 1 Relay Valve This valve assures a 3 1 downshift The 3 1 relay valve is a valve arranged so that the 2 3 shift valve is coupled to the 1 2 shift valve during downshift at light throttle Under these conditions line pressure from the 2 3 shift valve acting on the 3 1 relay valve overcomes the forces of throttle and spring pressure mov ing the valve to the throttle pressure end In this position line pressure from the 1 2 shift valve is permitted to act on the 2 3 shift valve governor plug forcing it against governor pres sure to the downshift position and on the gov ernor plug end of the 2 3 shift valve holding the 2 8 shift valve in the upshift position re gardless of governor pressure CHRYSLER SERVICE MANUAL As car speed decreases and governor com pensator pressure can no longer overcome the force of the 1 2 shift valve spring the two shift valves will downshift at the same time resulting in a smooth 3 1 downshift f Kickdown Valve
163. terioration wear and hard ness Inspect seal ring groove in piston for nicks or burrs Inspect inside bore of the piston for score marks if light remove with crocus cloth if heavy replace the piston Inspect piston spring retainer and snap ring for distortion 85 REAR CLUTCH PISTON RETAINER ASSEMBLY INSPECTION Note the ball check in clutch retainer The pur pose of ball check is to relieve centrifugal oil pressure when transmission is in neutral or operating in drive breakaway and engine speeds are increased otherwise clutch may en gage Make sure ball operates freely Inspect the band contacting surface for deep scores and burns especially if the band lining is worn to the point where the steel band has been contacting the rear clutch piston retainer Do not machine the piston retainer in a lathe to remove score marks CHRYSLER SERVICE MANUAL Inspect steel clutch plate contacting surfaces for burrs or brinelling Make sure clutch driv ing lugs on steel clutch plates travel freely into retainer Remove any metal pickup on hub of retainer 86 REAR CLUTCH PISTON RETAINER ASSEMBLY Lubricate and install inner piston seal ring T on hub of clutch retainer Make definitely sure that lip of seal is facing down and seal is prop erly seated in groove Lubricate and install out er seal ring S on clutch piston lip of seal facing away from flange Place piston assem bly R in clutch retainer U and with a
164. the manual valve so that oil pressure is directed to apply the rear clutch and the low reverse band In order to transmit the high torque loads involved in reverse op eration the system pressure is raised to 225 psi by venting of the secondary reaction area of the regulator valve MAINTENANCE ADJUSTMENTS AND TESTS Checking For Oil Leaks For lubrication requirements of the Torque Flite Transmission refer to the Lubrication Section of this manual If the transmission is leaking fluid the following points should be checked 24 LEAKS REPAIRED WITH TRANSMISSION IN VEHICLE a Transmission output shaft rear bearing oil seal b Extension gasket Speedometer pinion assembly in extension d Oil pan to filler tube connector e Oil pan to transmission case f Regulator valve and torque converter con trol valve spring retainers Also regulator valve adjusting screw g Gearshift control cable seal and housing gasket h Governor line lubrication and rear clutch apply pressure check plugs in transmission case or support pressure test holes Fig 40 Fittings on oil cooler lines at transmission and radiator water cooled transmission only i Neutral starting switch j If oil is found inside torque converter housing determine whether it is Automatic Transmission Fluid or engine oil Check torque converter drain plug for tightness Leaks at these locations should be corrected regardless of how slight
165. to the lubrication circuit Torque converter pressure acts on the valve s reaction area such that if it exceeds 60 psi the valve is moved further against the spring load permitting excess oil from the converter to by pass into the oil pan From the torque converter eontrol valve oil is routed through heat exchanger in the bottom of the radiator water cooled transmission only and through the transmission lubrica tion system to lubrieate the gear train c Governor Valve The governor valve assembly transmits a hydraulie pressure to the transmission which is proportional to car speed This governed pressure in conjunction with throttle pressure controls upshift and downshift speeds The gov ernor is so mounted on the output shaft that when the output shaft rotates the governor weight assembly exerts a centrifugal force on the governor shaft The governor shaft trans mits this force to the governor valve Oil is allowed to flow from the line pressure port to the governor pressure port building up pres sure in the governor circuit and against the valve reaction area sufficient to balance the centrifugal force of the weight The greater the vehicle speed the greater is the centrifugal force of the weights and hence the greater the governor pressure nec essary to balance the centrifugal force If the vehicle speed decreases the decrease in cen trifugal force allows the valve to move out slighily venting excess oil and bringin
166. ton is again moved by line pressure kiekdown servo apply acting on the large end of the piston The force of line pressure assisted by the aceumulator spring is sufficient CHRYSLER SERVICE MANUAL to overcome the force of line pressure front cluteh which is acting on the small area of the accumulator piston This action cushions the application of the kickdown band 20 PRESSURE REGULATING VALVES a Regulator Valve The regulator valve controls line pressure at a value of approximately 90 p s i for all oper ating conditions except reverse Line pressure which is supplied by the front pump at ear speeds under 35 m p h is routed directly to a primary reaction area in the regulator valve body For all conditions except reverse line pressure is also routed through the front valve body to the secondary reaction area A line pressure of 90 p s i acting on the two reaction areas is sufficient to overcome the force of the regulator valve spring and move the valve to the position that will allow oil to flow through a restricting hole in the regulator valve body to the torque converter If the oil flow from the front pump exceeds the amount necessary to feed the torque con verter and transmission line pressure will rise slightly causing the regulator valve to move to a new position where excess oil from the front pump pressure port is allowed to dump into the front pump suction port Above a car speed of approximately 35 m p
167. total indicator reading Refer to Correcting Hub Runout Paragraph 147 Plaee torque converter housing over dowels and into position against adapter Install torque converter housing to adapter serews and lock washers draw down evenly and tighten to 30 foot pounds torque Install transmission if con verter housing bore and face runout are within limits 336 TRANSMISSION TORQUE CONVERTER IMPELLER HUB 56 X340 Fig 152 Tool C 3461 Installed in Torque Converter Hub 150 CORRECTING TORQUE CONVERTER HOUSING BORE AND FACE RUNOUT a Torque Converter Housing Bore Runout Mount Tool C 3461 as shown in Figure 152 inside converter with ears of washer behind converter pump drive lugs The square end of bolt can be held with a wrench as nut is tight ened Dia indicator set Tool C 3339 can now be attached to square end of bolt as shown in Figure 153 Locate indicator so that it is bearing on transmission pilot bore of converter housing and rotate the converter as outlined previously If bore runout exceeds 010 total indicator reading the following procedures illustrate a correction made possible by selecting a pair same part number of following three dowels vns P 19 HS ww 47 5 X ne ree BABY ANNS 57x523 uw Fig 153 Gauge Installed for Indicating Bore Runout CHRYSLER SERVICE MANUAL
168. ue of 90 psi at approximately 34 throttle This arrangement makes it possible to more closely obtain the variations required for the 1 2 and 2 3 shifts Throttle compensator pres CHRYSLER SERVICE MANUAL sure is routed to the throttle compensator pres sure area of the kickdown servo 21 FLOW CONTROL VALVES a Front and Rear Pump Check Valves The front pump check valve prevents back flow from line pressure into the pressure side of the pump when the pump is either stationary or merely circulating oil at a very low pressure The rear pump check valve allows oil to flow from the rear pump into the control system of the transmission However due to the meter ing hole in the valve it restricts back flow from line pressure into the pressure side of the pump when the pump is stationary or rotating backwards The front and rear pump check valves are combined as a leaf spring unit and mounted in the regulator valve body behind the front pump b Manual Valve The manual valve selects the different trans mission drive ranges as dictated by the vehicle operator The manual valve is moved by a cable which is connected to the push button control unit on the instrument panel It is held in these positions by the force of a spring loaded de tent ball When the N neutral button is pushed in the manual valve is positioned so that line pressure from the regulator valve is routed to the secondary and primary reaction areas of the regu
169. ve O and spring Make sure spring is properly seated in valve Place check ball M and ball seat L in position in valve body F Place throttle compensator valve cover K in posi tion over spring and body and install the three bolts and lockwashers Draw down evenly and tighten Place governor compensator valve spring P on valve E then install governor compensator valve into valve body small end first Place the two check valve balls D and seats C in position in valve body and install gov ernor compensator valve cover B bolts and lockwashers A Draw down evenly and tight en Install governor compensator valve plug I small end first in valve body Install governor compensator valve plug retainer H and pin G Use care when handling valve body to prevent loss of retainer pin CHRYSLER SERVICE MANUAL D 1 y HARTE 4 Br amp 1 ui Pd Russ TRANSMISSION 329 56 682 Fig 138 Rear Valve Body Disassembled View 138 REAR VALVE BODY DISASSEMBLY Fig 138 Keeping thumb pressure against the kickdown plug cover spring loaded remove the three bolts and lockwashers CAUTION Use caution when removing cover to prevent loss of the 3 1 relay valve spring E 1 2 shift valve kiekdown plug and 2 3 shift valve kickdown plug D Remove the 1 2 shift valve spring G and valve H Remove the 3 1 relay valve F Remove the 2 3 shi
170. ve wear Inspect front clutch snap ring B for distortion Inspect inter locking seal rings O and P for wear or brok en locks Make sure they turn freely in the grooves Do not remove rings unless condition warrants When replacing rings use extreme care not to damage interlock portion of ring Make sure all oil passages are open by blowing out with compressed air Check splines and lugs for nicks or burrs Inspect bearing and thrust surfaces for nicks or scratches Inspect steel back bronze type bushing for scratches or scoring or excessive FRONT CLUTCH PISTON f FRONT CLUTCH PISTON SEAL RING FRONT CLUTCH PISTON RETAINER ASSEMBLY BALL CHECK 53 54 Fig 114 Remova and installation of Front Clutch Piston Assembly TRANSMISSION 315 wear Bushing and input shaft are serviced as an assembly 95 CLUTCH DRIVING DISCS PLATES AND HUB INSPECTION Inspect driving discs D for evidence of burn ing glazing and flaking off of facing material Check dises by scratching facings with finger nail if material collects under nail replace all of driving discs Replace driving discs if splines have become damaged Inspect the steel clutch plates E cushion spring retaining plate T and pressure plate F surface for evidence of burning scoring and damaged lugs replace if necessary Inspect cushion spring S for dis tortion and evidence of scoring Inspect lever contacting surface on pressure pl
171. ver Tool C 3275 drive output shaft rear bearing out of rear extension as shown in Figure 95 70 OUTPUT SHAFT REAR BEARING AND OIL SEAL INSTALLATION Using driver Tool C 3204 install the output shaft rear bearing in extension as shown in Figure 96 Make sure bearing is properly seated lubricate with Automatic Transmission Fluid Type A Install output shaft rear bear ing snap ring Snap rings available in two sizes select one to give minimum clearance Using driver Tool C 3205 install output shaft rear bearing oil seal with metal portion of seal facing in until tool bottoms on extensions as shown in Figure 97 71 GOVERNOR DISASSEMBLY AND INSPECTION Fig 98 Using pliers Tool C 339 remove snap ring from governor weight assembly Keep thumb pres sure against secondary weight when removing snap ring spring loaded Remove governor secondary weight and spring Inspect all parts for burrs and wear Check secondary weight for free movement in primary weight by plac ing secondary weight in primary weight with out the spring Primary weight should fall free ly when both parts are clean and dry Inspect governor weight spring for distortion CHRYSLER SERVICE MANUAL ACY OUTER WEIGHT SNAP RING C INNER WEIGHT SNAP RING VALVE SHAFT VALVE SHAFT INNER WEIGHT SNAP RING Ro BODY TO SUPPORT WEIGHT SPRING SCREW AND LOCKWASHER 4 u VALVE SHAFT SNAP RING LOCATING SCREW SUPPORT SEAL RINGS
172. w housing and recheck If runout still remains over 052 inch total indicator reading remove housing and install a new adapter plate with the old housing repeating the bore check In these procedures always check for any imbedded particles or dirt on mating faces If excessive force is needed to install housing on dowels recheck to be sure dowel off set is in same direction and that slots in dowel ends are running parallel CHRYSLER SERVICE MANUAL 15 TORQUE CONVERTER HOUSING FACING RUNOUT Locate the indicator so that it is bearing on rear face of converter housing as shown in Figure 156 and rotate converter as outlined previously If total indicator reading is greater than 008 inch note the amount of total indicator reading and location of lowest indicator read ing ie the point where the indicator arm or follower is extended the furthest Place shim on one or more of transmission to hous ing bolts in position between transmission and housing For correct location and thickness of shim consult the following table SHIM THICKNESS TABLE Location of Housing Face Location of Total Indicator Reading Observed Total Shim Low Point Shim on Housing Face Thickness Near one of the lower Place shim on bolt 1 013 trans to housing bolt which will enter 2 020 holes this hole 3 026 Near one of the upper Place shim on bolt 1 014 trans to housing bolt which will enter 2 021 holes this hole 3
173. wn annu lus gear one unit The kickdown annulus gear drives the kickdown planet pinion gears rotating them in the same direction The kick down planet gears are meshed with the kick down sun gear which in turn is integral with the reverse sun gear Both sun gears are forced to rotate in a reverse direction by the reaction of the kickdown planet pinion carrier together with the reverse annulus gear both of which are splined to the output shaft drive housing FRONT CLUTCH APPLIED The reverse planet pinion carrier is attached to and prevented from turning backward by an overrunning clutch and becomes stationary in forward drive overruns on coast There fore the reverse carrier pinions are forced to rotate in a forward direction and force the reverse annulus to rotate in the same direction transmitting the power flow to the output shaft with the combined ratio of the kickdown and reverse planetary gear sets of 2 45 to 1 b D Drive Position 2nd Speed and 2 Second Position 2nd Speed Fig 28 The power flow is from the torque converter turbine through the input shaft to the front clutch which is applied From the front clutch through the intermediate shaft to the annulus gear of the kickdown rear planetary KiCKDOWN BAND APPLIED N 2 22 pun e e _ emm T p ess DRIVE POSITION 2ND ALSO 2ND SPEED IN 2ND POSITION 56x690 Fig 28 Power Flow in D Drive Position 2nd S
174. wood for support while removing gear Using a blunt chisel or drift tap around ring gear until it comes off torque converter Fig 151 b Installation Remove burrs or raised spots left on the gear contact surface of torque converter with a file Do not remove more metal from converter than is required to remove burrs and rough surfaces Any of the following methods may be used to heat the starter ring gear for in stallation on converter Oven Use Oven C 794 and set temperature at 150 degrees F Allow ring gear to remain in oven for approximately 15 to 20 minutes Boiling Water Place ring gear in a shallow container add water and heat for approxi mately eight minutes after water has come to a boil Steam Place ring gear on a flat surface direct the steam flow around the gear for ap proximately two minutes Flame Place ring gear squarely on a flat surface Using a medium size tip direct a slow flame around the inner rim of the gear being careful not to direct the flame onto teeth of ring gear Place a few drops of water on face of gear at intervals during heating process When gear is hot enough to boil drop of water installation of gear to torque converter can be made 53 91 Fig 151 Removing Starter Ring Gear TRANSMISSION 335 Place starter gear over flange surface of torque converter making sure that the rear face of gear contacts flange on torque conver ter evenly aroun

Section XI - Transmission

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