MAINTENANCE MANUAL
Contents
1. Figure 51 1009 51 Assemble shield bolt to knuckle Torque bolt to 5 10 lbs ft To assemble new wheel bearings and new seal to hub and brake disc assembly follow the same Figure 53 1007 53 procedure as illustrated in Figures 1009 40 thru 1009 42 Remove hub cap 17 FRONT AXLE Figure 54 1009 54 Remove snap ring Figure 57 1003 97 Remove outer lock nut lock ring and wheel bearing adjusting nut Figure 55 1009 55 Remove six flange nuts and lockwashers Figure 58 1009 50 Remove drum assembly Outer wheel bearing will slide out as drum is removed NOTE i If it is necessary to replace brake compon Remove drive flange and gasket Discard gas ents such as drum shoes backing plate etc ket To free flange from hub tap lightly with a fer to Vehicle Service M l rawhide hammer Replace new gasket at time of EEE VO Venice ce ise Atanu assembly Figure 56 1009 56 18 FRONT AXLE ASSEMBLY Figure 59 1009 57 Remove wheel bearing grease seal and inner Figure 62 1009 62 bearing cone p Assemble new outer wheel bearing cup Tools C 4171 Handle D 140 Installer Figure 60 1009 60 Remove outer wheel bearing cup Locate tool on Figure 63 1009 63 cup and drive out Tool C 4049 Assemble new inner wheel bearing cup Tools C 4171 Handle D 154 Installer Figure 61 1009 61 i 1009 64 Remove inner wheel bearing cup Locate tool Figure 64 on cup and2. UNIT WHEEL BEARING DESIGN LUBRICATED WITH HYPOID LUBRICANT NOTE Unit wheel bearings that are dependent on lubrication from the hypoid gear lube in the axle housing rather than grease are not equipped with an inner axle shaft oil seal as shown in Figue 1009 105 Figure 97 1009 97 Remove backing plate nuts which hold the brake backing plate to the axle housing Discard nuts replace with new ones at time of assembly Nuts are of torque prevailing design and are not to be reused Figure 95 1009 95 Unit wheel bearing L D without grease seal DISASSEMBLY Figure 98 1009 98 Remove the axle shaft by pulling on the axle It may be necessary to free the axle by prying it loose with two screwdrivers or pry bars as shown NOTE Backing plate can normally be wired to the frame without loosening the hydraulic brake line connection at the wheel cylinder if de Figure 96 ae sired Use caution to avoid damage to brake line After wheel is removed remove brake drum 27 REAR AXLE ASSEMBLY Figure 100 1007 100 Assemble backing plate bolts and backing plate assembly Figure 99 me The bearing cup will normally stay in place in the housing To remove bearing cup use puller as shown Tool D 131 Slide Hammer CLEANING INSPECTING AND RELUBRICATING WHEEL UNIT BEARING i 1009 101 Clean bearing cup with any of the standard Figure 101 metal cleaning solvents Inspect cup for any possi
3. 030 Re position case in puller and remove other bearing cone as described above Tools DD 914 9P Press and Adapter Ring C 293 3 Adapter Plug C 293 18 Adapter Set NOTE It is recommended that whenever bearings are removed they are regardless of mile age to be replaced with new ones CARRIER SECTION Figure 135 1003 133 Remove pinion mate shaft with drift as shown Figure 133 1009 133 Place a few shop towels over the vise to prevent the ring gear teeth from being nicked after it is free from the case Place case in vise Remove ring gear screws Tap ring gear with a rawhide hammer to free it from the case Remove case and ring gear from vise NOTE It is recommended that whenever the ring gear screws are removed they are to be replaced with new ones Figure 136 1099 13 To remove side gears and pinion mate gears rotate the side gears This will allow the pinion mate gears to turn to the opening of the case Remove pinion mate gears and also the spherical washers behind the gears Lift out gears and thrust washers Inspect all parts including the machined surfaces of the case itself Where neces sary replace all worn parts If excessive wear is visible on all parts it is suggested that the com plete differential assembly be replaced If any one of the gears are to be replaced they are to be replaced as a set NOTE Axle shafts which require end play adjust ment have a spacer blo
4. Assemble bearing cup into bearing bore of the ble wear nicks etc tube Make sure the cup backface is against the bearing seat of the tube The cone assembly can be cleaned in place on the axle shaft Use any standard metal cleaning solvent and a stiff bristle brush to remove any dirt or any other contamination that might be present then use compressed air Air should be directed at the cone assembly so that it goes through the bearing from one end of the rollers to the other It is important not to spin dry the bearing with compressed air Spinning the dry bearing may score the raceways and rollers due to lack of lubricant Use a standard metal cleaning solvent to clean out the bearing bore in the housing Wipe this area clean making sure it is free from dirt or any other contamination that might be present pite 102 l 1009 102 After the bearing has been inspected and ap proved for continued service it must be lubricated prior to installation The bearing must be lubri Line up the holes of the retainer plate with the cated by applying a small amount of the specified bolts push axle shaft into the housing as far as lube around the rollers of the bearing cone possible Assemble axle shaft into housing Care should be taken not to damage the bearing rollers 28 REAR AXLE Figure 103 1009 103 Start nuts on backing plate bolts by hand Use a speed wrench as shown and tighten to approxi mately 15 lbs ft
5. The preload shim pack do not affect the pinion depth setting Arrows on the ring gear illustrate the method to increase or decrease backlash and differential bearing preload ASSEMBLY OF DIFFERENTIAL Place differential assembly with pinion assem bled into housing Differential master bearings should still be installed to differential case 1009 174 Figure 174 Set up dial indicator as shown Be sure to locate dial indicator on same ring gear screw as shown in Figure 1009 1 Force ring gear to mesh with pinion gear Rock ring gear to allow the teeth of the gears to mesh With force still applied to the differential case set indicator at zero 0 Tool D 128 Indicator CARRIER 1009 175 Figure 175 Force the differential assembly ring gear away from the pinion gear to obtain an indicator reading Repeat until the same reading is obtained each time This reading will be the necessary amount of shims between the differential case and differential bearing on the ring gear side Remove indicator and differential case from the carrier Remove master bearings from differential case 1009 176 Figure 176 Assemble the required amount of shims onto hub ring gear side as determined in Figure 1009 175 Place bearing cone on hub of case Use bearing installer to seat bearing cone as shown Tools D 156 Installer S 4171 Handle Assemble the remaining of the total shim pack which was determined in Fi
6. seal Remove tape and wipe excess grease on roller Assemble backing plate bolts and backing plate bodies assembly 31 REAR Figure 114 1009 114 Assemble bearing cup into bearing bore of the tube Make sure the cup backface is against the bearing seat of the tube Figure 115 1009 115 Assemble axle shaft into housing Care should be taken not to damage the seal lip and bearing rollers Line up the holes of the retainer plate with the bolts push axle shaft into the housing as far as possible AXLE Figure 116 lees Start nuts on backing plate by hand Use a speed wrench as illustrated and tighten to ap proximately 15 lbs ft The nuts should be tightened in a manner that assures the seal and cup rib ring are drawn evenly against the cup in the housing Figure 117 ree Use a torque wrench and torque nuts to 25 35 lbs ft REMOVAL OF UNIT BEARING FROM AXLE SHAFT NOTE To disassemble axle shaft from housing fol low the procedures illustrated in Figures 1109 95 thru 1009 99 REAR Figure 118 1009 118 Place axle shaft in a vise Drill a 14 hole in the outside of the retainer ring to a depth approxi mately 34 the thickness of the ring Do not drill all the way through the ring the drill could dam age the axle shaft Figure 119 1009 119 After drilling the ring use a chisel positioned across the hole and strike sharply to break the ring Discard and replace with a new on
7. 1009 45 minimum Tool C 4170 Wheel bearing wrench Remove both brake caliper assembly bolts 15 Figure 46 1009 46 Remove brake caliper assembly To remove the hub and brake disc assembly follow the same procedures as illustrated in Fig ures 7 thru 9 To remove wheel bearings and seal from the hub follow the same procedures as illustrated in Fig ures 1009 10 thru 1009 12 Figure 47 1009 47 Remove six 6 torque prevailing nuts from brake disc shield NOTE These nuts are of the torque prevailing de sign and should be discarded and replaced with new ones during assembly AXLE ae Figure 48 1907 46 Remove shield bolt which is retained in the knuckle Remove shield and bracket assembly from spindle To remove spindle spindle seals spindle bear ings and axle shaft joint assembly follow the same procedures as illustrated in Figures 1009 14 thru 1009 16 Figure 49 1000 Remove three steering arm nuts and cone wash ers and remove steering arm Use a rawhide ham mer and tap lightly on arm to free it from knuckle Also a screw driver as shown to remove arm ooe cotter key tie rod nut and remove tie rod FRONT AXLE Figure 50 1009 50 Figure 52 1009 52 Assemble brake shield bracket assembly to Assemble brake caliper bolts Torque bolts to spindle using new torque prevailing nuts 30 40 lbs ft Torque nuts to 30 40 lbs ft 40 DEGREE STEER WITH EXTERNAL HUBS DISASSEMBLY
8. be kept intact for assembly CARRIER ASSEMBLY On all front axles there are axle shaft oil seals which are pressed into the tube ends of the car rier There are two different designs WHEEL END 1009 145 Figure 145 As shown in Figure 1009 145 this design con sists of an axle shaft guide and seal One guide and one seal for each side 1009 146 Figure 146 As shown in Figure 1009 146 this design con sists of the integral seal unit whereby the seal and guide are combined One seal for each side SECTION 40 Figure 147 1009 147 Assemble inner axle shaft seals and guides To assemble axle shaft guides and seals use tools as described Tools D 112 Screw D 112 1 Adapter When assembling the seals make sure they are positioned straight and do not get cocked Turn forcing screw until it stops seal will then be seated 1009 148 Figure 148 Place differential case in vise as shown Apply grease to new side gear thrust washers and hubs of side gear Assemble both side gears Apply grease to new pinion mate spherical washers and the pinion mate gears Assemble pinion mate gears An easy way to assemble the side gears and pinion mate gears is to have all parts lubricated before assembly Assemble both side gears and thrust washers hold them in place with hand then assemble the pinion gears to hold the side gears in place Rotate the side gears until the holes of the washers and pini
9. drive out Assemble new wheel bearing grease seal Tool C 4049 Tools C 4171 Handle D 155 Installer 19 FRONT AXLE Figure 65 1007 65 LD 65 KNUCKLE OIL SEAL CONVERSION NOTE Some Spicer front driving axles of the closed knuckle design are available with a unitized one piece spherical ball knuckle oil seal For field conversion from the four piece seal construction retainer plates 2 felt and sealing ring follow the steps as shown in Figures 1009 66 thru 1009 61 Remove retaining screws from the knuckle retaining plates Discard screws and both retainer plates Figure 66 1907 56 Cut felt seal in half as shown and discard Spread split of old sealing ring over tube and discard ASSEMBLY Figure 67 1009 67 Assemble new unitized seal by spreading split over tube as shown with rubber portion towards knuckle Be sure split of seal is at the top side of knuckle Do not spread seal further than necessary Assemble new tensil lock screws Torque screws evenly to 15 20 lbs ft NOTE It is recommended that when the seal is disassembled from the knuckle for any rea son the seal is to be replaced along with new screws CLOSED TYPE KNUCKLE STANDARD VERSION DISASSEMBLY Figure 68 we FRONT AXLE Figure 69 1009 69 Remove eight cap screws from knuckle Re move two retainer plates felt and seal Discard plates felt and seal They are to be replaced with new parts
10. its highest point depending on the etching of the pinion NOTE Indicator reading within 002 of etching is considered acceptable If pinion positioned is found to be within specifications continue with build up If pinion position is not within specifications change shim pack thickness under inner bearing cup Remove pinion nut washer end yoke slinger and bearing cone Assemble preload shims which were removed during disassembly onto pinion Assemble bearing cone slinger Figure 170 fee Apply a light coat of hypoid lubricant to the lip of the pinion seal and assemble into housing Tools W 147D Seal installer C 4171 Han dle CARRIER SECTION ey a Soret EE a i i or 1009 171 Figure 171 Assemble end yoke washer and pinion nut Torque nut to 200 220 lbs ft Tools C 4053 Torque wrench C 3281 Yoke holder 1009 172 Figure 172 Using an inch lb torque wrench as shown rotate pinion Torque of pinion should read be tween 20 40 lbs inch To increase preload remove shims to decrease preload add shims 47 1009 173 Figure 173 L D Carrier Section CARRIER SECTION The illustration in Figure 1009 173 shows the arrow in the pinion pointing in two directions The direction of the arrow pointing towards the end yoke indicates that by removing pinion locating shims the distance from the center line of the axle to pinion button is increased giving a plus reading
11. new one Figure 35 1009 35 Figure 37 1009 37 Assemble new seal as shown Lip of the seal is to be directed towards the spindle Assemble axle shaft joint assembly into tube 13 FRONT AXLE Figure 38 1009 38 Assemble new bronze spacer and spindle NOTE a Figure 40 100 9 Be sure chamfer end of spacer is directed toward the seal slinger of the axle shaft Assemble new outer wheel bearing cup joint Tools D 140 Installer C 4171 Handle Figure 39 1009 39 Figure 41 100a Assemble brake backing plate assembly Assem ble new nuts Torque nuts to 25 30 lbs ft Assemble new inner wheel bearing cup Tool C 524 A Torque wrench Tools D 153 Installer C 4171 Handle 14 FRONT AXLE Figure 42 1009 42 Figure 44 1009 44 Assemble new wheel bearing grease seal Assemble drive gear and snap ring Assemble Tools D 155 Installer C 4171 Handle bolt into shaft Pull on bolt push on gear to allow clearance of the snap ring groove Be sure snap ring is seated in snap ring groove 40 DEGREE STEER INTERNAL HUBS WITH DISC BRAKES DISASSEMBLY Figure 43 1009 43 Assemble brake drum and outer wheel bearing cone to spindle Assemble inner wheel bearing adjusting nut Torque nut to 50 lbs ft Rotate hub then back off nut 90 maximum Assemble lockwasher line tap up with keyway of spindle turn nut to nearest hole of the lockwasher As semble outer locknut Torque nut to 50 lbs ft Figure 45
12. tight This will pull the studs of the bottom socket into the tapered hole of the yoke Torque bottom nut to 80 lbs ft Tool C 524 A Torque wrench FRONT AXLE Figure 29 1009 29 Figure 31 a iii Assemble new threaded sleeve into top of yoke Assemble cotter key Using tool as shown torque sleeve to 50 lbs ft Tools C 4169 Sleeve socket C 524 A Torque wrench NOTE In the event that knuckles are received with the sockets and snap ring assembled to the knuckle along with new top and bottom nuts split sleeve and cotter key Follow proce dures as illustrated through Figues 27 through 31 for assembly Figure 30 1009 30 Assemble top socket nut Torque nut to 100 lbs ft After nut has been torqued tighten nut F to line up the cotter key hole of the stud with the Figure 32 oe next castellation or slot of the nut Do not loosen nut Assemble new needle bearing into spindle Tool C 524 A Torque wrench Tools D 122 Installer C 4171 Handle 12 FRONT AXLE Figure 33 1009 33 Assemble new grease seal into spindle Tools D 155 Installer C 4171 Handle Figure 36 1009 36 Pack the area around the thrust face area of the shaft and seal full of grease Also fill the seal area of the spindle with grease Figure 34 1009 34 Some front axles are equipped with a V seal which is assembled to the axle shaft stone shield as shown If seal is worn remove and replace with a
13. 54 D 128 Dial Indicator Set Pinion Setting Gauge and Master Differential Bearing Kit D 115 44 Item No Tool No Description 28 D 153 Installer Front Brake Hub Inner Bearing Cup Regular 29 D 154 Installer Front Brake Hub Inner Bearing Cup Heavy Duty 30 D 155 Installer Front Brake Hub Grease Seal Reg amp Heavy Duty 31 D 156 Installer Differential Side Bearings 32 D 157 Installer Axle Shaft Outer Oil Seal 33 W 162 Installer Flange or Yoke 34 W 262 Installer Rear Pinion Bearing Cone 35 W 343 44D Remover amp Installer Axle Shaft Bearings 36 C 452 Remover Flange or Yoke 37 C 524 A Torque Wrench 100 ft lb 38 C 685 A Torque Wrench 300 inch Ib 39 DD 914 P Press 40 DD 914 9 Adapter Ring 41 C 3281 Holder Flange or Yoke 42 C 293 3 Adapter Plug Differential Hub Axle Shaft Bearing Removing and Installing Kit W 343 44D 40 Degree Steer Front Ball Joint Removing and Installing Kit D 150 Inner Axle Shaft Seal Installing Kit D 112 44 Note Torque wrenches C 524A C 685 A and C 4053 are optional and can be purchased separately These Torque wrenches are not included in the DW 44 Axle Tool Kit AXLE IDENTIFICATION All Spicer axles are identified with a manufac turing date and the complete part number stamped in the right hand tube Also each axle contains a gear ratio tag and if the axle is equipped with a limited slip differential it will contain a tag re questing the u
14. Cut felt in half to remove over tube Spread seal far enough to slip over tube Figure 70 1009 70 Remove cap screws from the top and bottom bearing caps and nuts from steering arm if so equipped Shims are located on the top bearing cap between the knuckle and cap These shims control the king pin bearing preload Save these shims since they will be required at time of assembly NOTE Some front axles are designed with a bronze bushing in the top king pin instead of a roll er bearing Bushing can be either the spline or key design Figure 71 1002 71 Pry bearing caps loose with screwdrivers if necessary When removing knuckle the bottom bearing may fall out To prevent damage catch the bearing by hand Figure 72 1009 72 Remove bearing cups from ball yoke using puller as shown Tool D 131 Slide hammer FRONT AXLE 1009 73 Figure 73 Place spindle in vise Do not clamp on bearing diameters Remove bronze bushing using puller Tool D 131 Slide hammer Figure 76 1009 76 Assemble new seal over tube Spread seal just enough to clear tube otherwise it may become distorted Metal portion of seal is to be towards the knuckle 1009 74 Figure 74 Assemble new bronze bushing Tools C 4171 Handle D 141 Installer If needle bearing is used use tool as shown in Figure 1009 32 1009 75 Figure 75 Assemble new felt seal over ball yoke Apply a thin coat of oil over ball to a
15. KNUCKLE HEAVY DUTY DESIGN Remove twelve 12 cap screws which retain the oil seal to the knuckle FRONT AXLE DISASSEMBLY Remove four 4 cap screws from bottom bear ing cap Use a screwdriver to pry cap loose from knuckle The king pin bearing preload shims are located between the bottom bearing cap and knuckle as shown Keep shims intact as they will be used later during assembly These shims are available in thicknesses of 003 005 010 and 030 CAUTION When removing the knuckle the bottom bear ing cone will fall out of the cup Catch it with your hand to prevent it from becoming damaged Figure 85 1009 85 Remove steering arm Tap lightly wtih a raw hide hammer to free it from the knuckle NOTE There is a constant shim pack between the steering arm and knuckle This pack is to be saved and reused during assembly Figure 83 1009 83 Remove axle shaft joint assembly Figure 86 1007 86 Remove king pin bearing cups from spherical ball Use puller as shown Tool D 131 NOTE Some axles are equipped with a bronze bush ing on the top bearing cap instead of a roll er bearing Remove bushing by using two 2 large screwdrivers until it is free of the king pin If woodruff key is used discard and replace with a new one during assembly Figure 84 1009 84 Place knuckle in vise as shown Remove the top bearing cap nuts 24 FRONT ASSEMBLY 1009 87 Figure 87 Ass
16. SPICER AXLE MAINTENANCE MANUAL FRONT AND REAR CARRIER TYPE INDEX Page LUBRICATION 60ers 3 IDENTIFICATION OF SERVICE TOOLS ___________________________ _ _ 4 5 AXLE IDENTIFICATION ee ee 5 FRONT AXLES WHEEL ENDS 40 Steer Ball Socket ee ee 6 19 Closed Knuckle Design ___________________________ _ _ _ _ _ 20 26 REAR AXLES WHEEL ENDS Unit Wheel Bearing Lubricated with Hypoid Gear Lube _______________ 27 29 Unit Wheel Bearing Lubricated with Grease __________________ _ _ 29 32 Unit Wheel Bearing Removal and Installation ____________________ ___ 32 34 CARRIER SECTION _ 35 49 IMPORTANT SAFETY NOTICE Should an axle assembly require component parts replacement it is recommended that Original Equipment replacement parts be used They may be obtained through your local service dealer or other original equip ment manufacturer parts supplier CAUTION THE USE OF NON ORIGINAL EQUIPMENT REPLACE MENT PARTS IS NOT RECOMMENDED AS THEIR USE MAY CAUSE UNIT FAILURE AND OR AFFECT VEHICLE SAFETY Proper service and repair is important to the safe reliable operation of all motor vehicles or driving axles whether they be front or rear The service procedures recommended and described in this service manual are effective methods for performing service operations Some of these service operations require the use of tools specially de
17. TION If the vehicle is operated below 0 F 18 C it is advisable to use S A E 80 multipurpose gear lubricant meeting Mil Spec L 2105 B and suitable for A P I Service Classification GL 5 SUBMERSION OR DEEP WATER FORDING If the vehicle is exposed to water deep enough to cover the hubs of either the front or rear axles it is recommended that the wheel ends be dissassembled and inspected for water damage and or con tamination daily Clean examine and replace damaged parts if necessary prior to relubricating and assembling the wheel end components Pay particular attention to the bearings and the closed steering knuckle on the front driving axle In the event the gear carrier housing should become submerged in water particularly if over the breathers it is recommended that the hypoid gear lubricant be drained daily and internal parts be in spected for water damage and or contamination Clean examine and replace damaged parts if necessary prior to assembling the cover housing and refilling with the specified hypoid lubricant NOTE It is recommended that whenever bearings are removed they are to be replaced with new ones regardless of mileage Figure 2 1009 2 The following is a detailed list of all Special Service Tools required to service the Model 44 Front and Rear Axles Item No Tool No Description Item No Tool No Description 1 C 293 18 Adapter Set Differential 16 D 142 Installer King Pin Bearing Cones Be
18. The nuts should be tightened in a manner that assures that the seal and cup rib ring are drawn evenly against the cup in the housing Figure 104 1009 104 Using a torque wrench as shown torque nuts to 25 35 lbs ft Assembly brake drums retainer nuts wheels etc Tool C 524 A Torque wrench UNIT WHEEL BEARING DESIGN LUBRICATED WITH GREASE NOTE Unit wheel bearings that are dependent on grease for lubrication rather than hypoid gear lube from the axle housing are equipped with an inner axle shaft oil seal as shown in Figure 1009 105 Figure 105 Unit wheel bearing L D with grease seal Figure 106 1009510 Remove inner axle shaft seal using puller as shown Tool D 131 Slide hammer Discard seal and replace with new one at time of assembly NOTE Avoid contacting seals with cleaning solvent in cleaning operation REAR AXLE CLEANING INSPECTING AND RELUBRICATING UNIT BEARINGS Clean bearing cup with any of the standard metal cleaning solvents Inspect cup for any possible wear nicks etc The cone assembly can be cleaned in place on the shaft Use a standard metal cleaning solvent and a stiff bristle brush to loosen the old grease To insure removal of the old grease and any con tamination that might be present use compressed air Air should be directed at the cone assembly so that it goes through the bearing from one end of the rollers to the other It is important
19. aft joint assembly and bearing If wear is evident replace with a new one Figure 16 1009 16 Remove needle bearing Bronze bushing may stick to the bearing as the spindle was removed but can be removed when removing the needle bearing as shown Tool D 131 Slide hammer FRONT AXLE Figure 17 1009 17 Figure 19 199090 Remove cotter key from tie rod nut Remove Using a rawhide hammer hit sharply on the nut Tap on tie rod stud to free it from the steer top stud to free the knuckle from the tube yoke ing arm After knuckle is free from the yoke remove both the top and bottom nuts Discard bottom nut The nut on the bottom socket is of the torque prevailing design and is not to be reused Figure 18 1009 18 Figure 20 1009 20 Remove cotter key from top socket Loosen Remove threaded sleeve from yokes with Tool both the top and bottom nuts C 4169 socket wrench FRONT AXLE D 150 3 D 150 2 ADAPTER REMOVER D 150 1 BALL JOINT REMOVER AND INSTALLER Figure 21 1009 21 Figure 23 1007 23 Place knuckle in vise as shown If bottom ball Assemble ball socket tools as shown Turn forc socket is equipped with a snap ring remove as ing screw and push out top socket shown Discard Ball Socket Tools D 150 1 Ball Joint Remover amp Install er D 150 2 Adapter Remover and D 150 3 Sleeve ASSEMBLY SLEEVE D1502 ADAPTER REMOVER 0 1504 O DB D150 BALL JOINT REMOVER AND INSTALLER Fig
20. aring Cup 2 C 293 39 Adapter Set Rear Heavy Duty Pinion Bearing Cone 17 D 144 Installer Front Pinion 3 D 112 Screw Bearing Cup 4 2 112 1 Installer Front Axle 18 W 144A Wrench Wheel Bearing Differential Inner Adjusting Nut Type Oil Seal 19 D 145 Installer Rear Pinion 5 D 113 Spreader Bearing Cup 6 D 115 Scooter Gauge 20 D 147 Remover Front Pinion 7 D 115 1 Pinion Height Block Bearing Cup 8 115 3 Arbor 21 W 147 D Installer Pinion Oil Seal 9 D 115 4 Arbor Discs 22 D 148 Remover Rear Pinion 0 D 112 Installer Front Spindle Bearing Cup Needle Bearing 23 D 150 1 Remover amp Installer Front Axle Ball Joint oe we Poller Nae Hamner 24 D 150 2 Adjuster Ball Joint 12 D 135 Master Bearing Removing Differential 25 D 150 3 Sleeve Ball Joint 13 D 13839 Master Pinion Block Removing 14 D 140 Installer Front Brake 26 D 150 4 Sleeve Ball Joint Hub Cup outer Installing 15 D 141 Installer Front Spindle 27 D 151 Installer King Pin Bushing Bearing Cup Item No Tool No Description 43 C 4049 Remover Bearing Cups 44 C 4053 Torque Wrench 300 ft Ib 45 C 4169 Wrench Upper Ball Joint Removing Installing amp Torquing 46 C 4170 Wrench Wheel Bearing Adjusting Lug Type 47 C 4171 Handle Universal 48 SP 3020 Washers 49 SP 5017 Adapter Ring 50 SP 5026 Bolts 51 SP 5439 Adapter Plate Installer 52 SP 5442 D Adapter Set Removing 53 SP 5443 A Flange Plate
21. ck in the differential Figure 134 1009 134 case The spacer block controls the end thrust of the axle shaft If the ends of the spacer Replace case in vise and drive out lock pin which block bh S orn a ea us a ee ene secures the pinion mate shaft Use a small drift SSE eer ee MUST oe eee WI as shown ball or unit wheel bearings 37 CARRIER Figure 137 1009 137 Turn nose of carrier in a horizontal position to remove pinion nut Hold end yoke or flange with tool similar to the one shown and remove pinion nut and washer Tool C 3281 Holding wrench SECTION Figure 139 1009137 Remove pinion by tapping with a rawhide ham mer Catch the pinion with your hand to prevent it from falling to the ground and being damaged NOTE On the spline end of the pinion there are bearing preload shims These shims may stick to the bearing pinion or even fall out The shims are to be collected and kept together since they will be used later in as sembly Try not to mutilate shims If shims are mutilated replace with new ones shims are available in thicknesses of 003 005 010 and 030 Figure 138 1009 138 Remove end yoke or flange with tools as shown If yoke or flange shows wear in the area of the seal contact it should be replaced Tool C 452 38 1009 140 Figure 140 Pull out pinion seal with puller as shown Dis card seal Replace with new seal at time of as sembly R
22. direction If indicator starts to travel in a counterclockwise direction this means that you have passed the center top of the arbor Record only the read ing when the indicator is at the highest point This reading indicates the amount of shims neces sary to obtain the correct shim pack plus or minus the etching on the bottom end of the pinion If the etching is zero 0 the shim pack will remain unchanged For example If a pinion is etched 8 this pinion would require 003 less shims than a pin ion etched zero 0 If a pinion is etched 3 we would want to add 003 more shims than would be required if the pinion were etched zero 0 CARRIER SECTION 1009 163 Figure 163 Measure each shim separately with a microm eter and add together to get total shim pack thick ness If baffle is required it is to be included in the shim pack If slinger is used between the inner bearing cone and thrust face of pinion the slinger is also to be measured and included as a part of the total shim pack 1009 164 Figure 164 Place the required amount of shims and baffle if used in the inner bearing bore drive the inner bearing cup into carrier with tools as shown Tools D 145 Cup installer C 4171 Handle 1009 165 Figure 165 Assemble the outer pinion bearing cup into carrier as shown Tools D 144 Cup installer C 4171 Handle 1009 166 Figure 166 Assemble inner b
23. e at time of assembly AXLE Figure 120 1009 120 Push retainer plate and seal towards flange of axle shaft Install the flange plate to the flange of the axle shaft Install bolts into flange plate Slide forcing plate over the axle shaft Install the adapters so they seat under the cup rib ring Gradually tighten the bolts until they locate in the dimples on the backside of the forcing plate Tools SP 5443 A Flange plate SP 5017 Adapter ring SP 5442 D Adapters SP 5026 Bolts Tighten bolts of tool alternately until bearing cone is removed from axle shaft Be careful not to mar the machined surfaces of the axle shaft CAUTION Do not heat or cut the bearing cone assembly with a torch to remove Damage to the axle shaft will result Remove seal and retainer plate Discard seal Replace with new one at time of assembly Inspect retainer plate for possible distortion If any portion of the retainer plate is dam aged it should be replaced Inspect machined surfaces of the axle shaft such as the seal and bearing diameters Clean axle shaft remove all nicks or burrs INSTALLATION OF NEW UNIT BEARING NOTE The retainer ring area of the axle shaft is 1 3790 minimum in diameter and the retain er ring inside diameter is 1 374 maximum Therefore it should require some 6 000 lbs minimum press to seat the ring against the unit bearing REAR AXLE Figure 121 1009 121 Flange plate should stil
24. earing cone and slinger if used on pinion place bearing installer over pin ion shaft as shown Drive bearing on shaft until it is completely seated Tool W 262 CARRIER SECTION Figure 167 1009 167 Install pinion into carrier Assemble outer pinion bearing cone slinger if used and end yoke onto pinion spline NOTE Do not assemble preload shims or pinion oil seal at this time Use yoke installer as shown to assemble end yoke onto spline of pinion Tools W 162 Installer C 3281 Holder Figure 168 1009 168 Assemble washer and pinion nut Torque nut until it requires 10 lbs inch to rotate pinion Rotate pinion several times before checking pinion position This is to seat the bearings and assure a more accurate reading of pinion depth setting Tool C 685 A Inch lb torque wrench NOTE The reason for not assembling preload shims and new pinion oil seal at this time is due to the possibility of having to adjust pinion preload or pinion adjustment It would be necessary to again remove the seal and as mentioned whenever seals are removed they are to be discarded because of possible dam age Figure 169 1009 169 Place arbor and arbor discs small diameter discs for Model 30 axle into cross bore of carrier Place pinion height blcck on button end of pinion Set dial indicator on zero 0 Slide scooter gage across or over arbor Indicator will read a plus or minus at
25. emble new grease seal with rubber portion towards knuckle Do not spread seal any further than necessary this will prevent distortion of the seal 1009 88 Figure 88 Assemble new bearing cup to ball yoke Tools C 4171 Handle D 142 Installer 25 AXLE Figure 89 1003 87 Assemble steering arm king pin assembly to knuckle Assemble new bearing cone to king pin Grease bearing with the specified grease If bronze bushing is used line up key way of the bushing with the key way of the pin and use new key If bushing is of the spline design line up the splines with those of the pin Use a brass hammer to seat bushings 1009 90 Figure 90 Assemble axle shaft joint assembly to axle 1009 91 Figure 91 Assemble knuckle to ball yoke Hold bottom bearing as shown to prevent it from falling out FRONT AXLE Figure 92 1007 32 Figure 93 1907 93 Assemble bottom bearing cap with preload Apply a torque wrench on one screw as shown shims Torque screws to 80 90 lbs ft Torque to actuate knuckle with roller bearings is Torque top four 4 nuts on top bearing cap to 10 15 lbs ft With bronze bushing 15 35 lbs ft 80 90 lbs ft When checking torque rotation of knuckle make sure tie rod and seals are not assembled to the knuckle Figure 94 1009 94 Assemble grease seal to knuckle Be sure split of seal is located at the top of the axle Torque screws to 10 15 lbs ft 26 REAR AXLE
26. emove bearing cone and outer pinion oil slinger Tool D 131 Slide hammer CARRIER 1009 141 Figure 141 Turn nose of carrier down Remove outer pinion bearing cup as shown Locate driver on back edge of cup drive cup out of carrier Caution Do not nick carrier bore Tools D 147 Remover C 4171 Handle SECTION Figure 143 Remove the inner bearing cup with tools as shown Tools D 148 Removed C 4171 Handle 1009 143 NOTE Shims are located between the bearing cup and carrier bore and as illustrated in Figure 142 may also include an oil baffle If shims and baffle are bent or nicked they should be replaced at time of assembly Wire the stacks together and measure each If stack has to be replaced replace with the same thickness Figure 142 1009 142 NOTE The front and rear axle carrier section may vary in pinion bore depth due to the possi bility of the need for either a baffle or slinger or both The baffle serves the same purpose of assisting the lube to flow up through the oil channels to lubricate the pinion bearings If used they are part of the pinion setting adjustment In Figure 1009 142 we show the four different options 39 1009 144 Figure 144 Remove inner pinion bearing cone with tools as shown Tools DD 914 P Press DD 914 9 Adapter Ring C 293 39 Adapter Set NOTE Both baffle and slinger are part of the pinion adjustment shims and are to
27. ferential lubricant may be required If required these special lubricants are normally available through the original equipment manufacturer WHEEL BEARING LUBRICATION Wheel bearings are lubricated by either grease packing the wheel bearing itself or it can be lubri cated from the hypoid gear lube in the housing For grease packing it is recommended that a number 2 consistency lithium base 12 hydroxy stearate grease containing an E P additive be used Such a lubricant would pass a load carrying test at 40 pounds minimum with base oil pour point at 10 F maximum Wheel bearings which depend on lubrication from the hypoid gear lube in the axle housing it is recommended that a S A E 90 multipurpose gear lube meeting Mil Spec L 2105 B be used CLOSED WHEEL END STEERING KNUCKLE LUBRICATION The closed steering knuckle requires lubrication from a source other than the gear carrier assem bly Inboard tube seals contain the hypoid gear lube in the housing to provide an adequate lubricant level for the gears bearings etc This then requires an additional lubricant level to be maintained out board in each steering knuckle which can be observed by removing fill plugs on each knuckle Adequate level would be to the bottom of the fill plug hole when vehicle is observed to be in a normal horizontal position Recommended lubricant is a S A E 140 grade multipurpose gear lubricant meeting the Mil L 2105 B specification COLD WEATHER OPERA
28. gure 1009 154 on the opposite side of the differential case Add an additional 015 of shims on this side to compensate for differential bearing preload Assemble differ SECTION ential bearing using the same tools as shown in Figure 1009 176 For example In Figure 1009 154 less pinion a total of 085 indicator reading was recorded In Figure 1009 175 with pinion a total of 055 indicator reading was recorded This leaves a bal ance 030 of shims for the opposite side and adds up to the 085 which was first recorded Add an additional 015 shims on the opposite side for bearing preload and backlash Ring gear side 055 Opposite side 030 Opposite side preload 015 1009 177 Figure 177 Install spreader and indicator to carrier as shown Do not spread carrier over 015 Remove indicator 1009 178 Figure 178 Assemble differential bearing cups to differ ential bearing cones Install differential assembly into carrier Use a rawhide hammer to seat differential as sembly into cross bore of carrier Care should be taken to avoid nicking the teeth of the ring gear and pinion during assembly CARRIER SECTION Figure 179 ai hs Figure 181 Lid al Install bearing caps Make sure the letters Install new cover gasket and install cover plate stamped on the caps correspond with those on the Torque screws to 30 40 lbs ft carrier torque tearing cap screws to 70 90 lbs ft Tool C 524 A Torque wre
29. l be assembled to the flange of the axle shaft Remove bolts from flange plate Assemble new retainer plate and oil seal The rubber portion of the oil seal which extends be yond the casing has numbers bonded in the rub ber These numbers are to face toward the flange of the axle shaft Assemble new unit wheel bearing on axle shaft Slide installing ring on axle shaft Be sure to locate unit wheel bearing on the inside of the installing ring Slide forcing plate on axle shaft and locate on installing ring Install bolts and washers through the holes in the forcing plate and into the flange plate Tools SP 5443 A Flange plate SP 5017 Adapter ring SP 5439 Adapter plate installer SP 5026 Bolts SP 3020 Washers Tighten bolts alternately and evenly making sure bearing is not cocked on axle shaft Continue until unit wheel bearing is seated To make sure bearing is seated use a 0015 feeler gage between bearing seat and bearing If gage enters force bearing further on the axle shaft until gage does not enter N Figure 122 1009 122 Install retainer ring on axle shaft Follow the same procedures as illustrated in Figure 1009 121 to assemble the retainer ring Use a 0015 feeler gage between the bearing and retainer ring to be sure that the retainer ring is seated At least one point should exist where the gage will not enter between the retainer ring and bearing If gage enters completely around the diamete
30. lied set indi cator at zero 0 Tool D 128 Indicator NOTE Indicator should have a minimum of 200 travel 1009 184 Figure 154 Force the differential assembly as far as it will go in the opposite direction Repeat these steps until the same reading is obtained Record the reading of the indicator This will be the total amount of shims required less preload and will be calculated later during assembly After making sure the readings are correct remove indicator and differential assembly from housing Do not remove master bearings from differential case at this time 42 SECTION Figure 155 1009 155 View of ring and pinion set Ring gears and pinions are supplied in matched sets only Matching numbers on both the pinion and ring gear are etched for verification If a new gear set is being used verify the numbers of each pinion and ring before proceeding with as sembly The distance from the centerline of the ring gear to the button end of the pinion for the Model 44 Front and Rear axte is 2 625 inches On the button end of each pinion there is etched a plus number a minus number or a zero 0 number which indicates the best run ning position for each particular gear set This dimension is controlled by the shimming behind the inner bearing cup For example if a pinion is etched 8 this pinion would require 003 less shims than a pinion etched 0 This means by remo
31. llow felt to slide and prevent it from tearing 22 1009 77 Figure 77 Assemble new king pin bearing top and bot tom into ball yoke Tools C 4171 Handle D 151 Installer 1009 78 Figure 78 Grease top and bottom bearing cones with the specified grease Assemble bottom bearing cap and bearing to knuckle Assemble top bearing into bearing cup and assemble knuckle over ball yoke FRONT AXLE 1009 79 Figure 79 Assemble preload shims top bearing cap on king pin Assemble cap screws Torque screws to 30 40 lbs ft top and bottom 1009 80 Figure 80 Locate torque wrench on one screw to check for proper preload Torque specification to rotate knuckle is 5 10 lbs ft If equipped with bronze bushing torque specification is 10 20 lbs ft start ing torque To increase torque reading remove shims to decrease torque reading add shims NOTE When checking king pin bearing preload make sure the tie rod is disconnected and also the knuckle oil seals etc are still dis assembled 23 i en 1009 81 Figure 81 Assemble new seal into knuckle new felt seal new retainer plates and new screws Torque screws to 10 25 lbs ft Assemble axle shaft joint assembly spindle wheel ends etc Refer to Vehicle Service Manual for proper torque specification etc Also refer to Vehicle Service Manual for proper setting of toe in 1009 82 Figure 82 CLOSED
32. nch Tool C 524 A Torque wrench Figure 180 1009 190 Check ring gear and pinion backlash in three equally spaced points with dial indicator as shown Backlash tolerance is 005 to 008 and cannot vary more than 002 between points checked High backlash is corrected by moving the ring gear closer to the pinion Low backlash is corrected by moving the ring gear away from the pinion These corrections are made by switching shims from one side of the differential case to the other 49 WE SUPPORT VOLUNTARY MECHANIC CERTIFICATION THROUGH National Institute for Dana Corporation Spicer Axle Division reserves the right to make changes from time to time without notice or obligation in specifications descriptions and illustrations and to discontinue models or revise designs Questions regarding this manual should be directed to Spicer Axle Division Dana Corporation P O Box 1209 Fort Wayne Indiana 46801 Attention Engineering Technical Service Dept BULLETIN 5310 3 2 84 500
33. not to spin dry the bearing with compressed air Spin ning the dry bearing may score the raceways and rollers due to the lack of lubricant Use a standard metal cleaning solvent to clean out the bearing and oil seal bore in the housing Wipe this area clean making sure it is free from any old grease or other contamination that might be present i 1009 108 After the bearing has been inspected and ap Figure 108 proved for continued service it must be lubri A Fill the area or cavity between the seal and cated prior to instaliation bearing with the recommended grease The grease should be a good quality number 2 E P extreme pressure lithium soap wheel bear ing grease Figure 109 1903 107 Figure 107 1009 107 After the cavity is full of grease wrap tape Push seal and retainer away from the bearing compeltely around the rib ring and seal as shown to allow a cavity between the seal and bearing to enclose the cavity 30 REAR AXLE ASSEMBLY Figure 110 noe With tape still wrapped around the ring push Figure 112 1009 112 seal up until it contacts the rib ring This will force the grease up through the rollers Assemble new grease seal into housing Tools D 157 Seal Installer C 4171 Handle Figure 111 10092111 NOTE If grease is not apparent on small end of S rollers repeat these same steps until grease Figure 113 1009 113 appears After seal has been assembled grease lip of
34. on gears line up with the holes of the case If the gears cannot be rotated by hand install one of the axle shafts into the side gear spline and use a pipe wrench to turn the shafts CARRIER SECTION Figure 149 1009 149 If spacer block is used assemble as shown Use a drift to line holes of the gears up with the case Assemble shaft drive on shaft to remove drift Be sure vertical lock pin hole is lined up with that of the case and that the pinion mate spherical washers are in place and lined up with gear and case Figure 150 1009 150 Assemble lock pin Peen metal of case over pin to lock in place Figure 151 1009 151 Be sure flange face of the case is free of nicks or burrs Assemble ring gear to case using new ring gear screws Line up holes of gear and case Draw up screws alternately and evenly Torque screws to 45 60 lbs ft Tool C 524 A Torque wrench Figure 152 1009 152 Install master differential bearing onto case Remove all nicks burrs dirt etc from hubs to allow master bearings to rotate freely Tool D 135 Master bearings CARRIER 1009 153 Figure 153 Assemble differential case into carrier less pinion Mount dial indicator with a magnetic base as shown Locate tip of indicator on flat surface of one of the gear screws Mark screw with a piece of chalk Force the differential as sembly as far as possible in the direction towards the indicator With force still app
35. r retainer ring must be forced further onto the axle shaft To assemble axle shaft assembly into housing follow steps as illustrated in Figures 1009 115 thru 1009 117 LUBRICATING NEW UNIT BEARING WITH GREASE Figure 123 10095123 Push seal and retainer away from bearing to allow a cavity between the seal and bearing z a Figure 124 1903 124 Fill cavity with a good quality 2 E P ex treme pressure lithium soap wheel bearing grease REAR AXLE Figure 126 1009 126 Push seal towards the bearing until it contacts the rib ring This will force the grease between the rollers and cup Figure 125 1003 1253 After cavity is full of grease wrap tape com pletely around rib ring and seal to enclose the cavity NOTE If grease is not apparent on the small ends of the rollers repeat the same steps until grease is evident between the small end of the roller and cup Remove tape CARRIER SECTION Remove drain plug and drain lubricant If there is no drain plug in the carrier the lube will drain out as the cover plate is removed Figure 127 L D Carrier DISASSEMBLY Figure 128 1009 128 NOTE Remove cover plate screws cover plate and late gasket Discard old gasket Tip carrier If it becomes necessary to disassemble any Covel p parts inside the carrier it is suggested that to allow lube to dr gn completely the entire axle be removed from the vehicle Also during
36. rier Mew Paino Merhiog E wor vom wae v0 acc EREREEE 0 003 0 005 CEL 0 00 0 0 0 07 Figure 157 1009 187 View of master pinion block pinion height block scooter gage cross arbor and master bear ing discs NOTE Cross arbor and master bearing discs can be used on both the Model 30 and Model 44 axles Use large diameter dises for Model 44 axle Be sure that all carrier bores are free from all nicks dirt or any other contamination 00 o0 007 0 08 Figure 158 3007 158 Place the master pinion block into the pinion bore of the carrier as shown Tool D 139 Master pinion block CARRIER 1009 159 Figure 159 Place arbor discs and arbor into cross bores of the carrier as shown Tools D 115 3 Arbor D 115 4 Arbor discs 1009 160 Figure 160 Place pinion height block on top of master pin ion block and against arbor as shown Tool D 115 1 Pinion height block SECTION 1009 161 Figure 161 Place scooter gage on small step of pinion height block Apply pressure with fingers making sure the gage is flat on the pinion height block while pressure is applied set indicator at zero 0 Tool D 115 Scooter gage 1009 162 Figure 162 Slide scooter gage over arbor As gage slides over top of arbor it will travel in a clockwise di rection When indicator is on center of arbor on top it will stop traveling in a clockwise
37. se a screw driver to pry out gear FRONT AXLE Figure 10 1007 10 i Remove hub grease seal and inner wheel bear Figure 8 vie ing cone Remove wheel bearing lock nut lock ring and the wheel bearing adjusting nut Tool C 4170 Wheel bearing wrench Figure 11 1007 11 Remove inner wheel bearing cup Tool C 4049 Wheel bearing cup remover Figure 9 1009 3 Remove hub and drum assembly Spring retain er and outer wheel bearing will slide out as drum is removed NOTE If it is necessary to replace brake compon ents such as drum shoes backing plate etc Figure 12 a refer to vehicle service manual Remove outer wheel bearing cup Tool C 4049 Wheel bearing cup remover FRONT AXLE Figure 13 1009 13 Remove backing plate screws and remove back ing plate The brake backing plate assembly can be re tained with screws or nuts If the nuts are of the torque prevailing design they are to NOTE be replaced with new ones Figure 15 1009 5 Place spindle in vise Do not locate on bearing diameters Remove grease seal Discard seal Tool D 131 Slide hammer Be sure that vise jaws are equipped with brass protectors or similar type to protect the machined surfaces of any parts that are NOTE to be placed in the vise Figure 14 1009 14 Remove spindle If necessary tap lightly with a rawhide hammer to free it from the knuckle Check brone spacer located between sh
38. se of limited slip lubricant 603403 9 70 2 ABS Figure 3 Noor In the figure the axle is identified with 14 high numbers stamped in the tube For example the numbers 10 10 2 A5 is the manufacturing or build date of the axle and is interpreted as follows The first number is the month the second number is the day of the month the third number is the year the letter is the shift and the last number is the line that built the axle For example October 10 1972 first shift line 5 NOTE In the event there are two build dates the latter will be the date in which the brake components were assembled It is recommended that when referring to the axle obtain the complete part number and build date To do this it may be necessary to wipe or scrape off the dirt etc from the tube NOTE On front driving axles the above numbers can be either on the long or short tube AXLE IDENTIFICATION FE 7 ees 168 cee a wed EBA OY dey Figure 4 1009 4 Figure 5 1009 5 The gear ratio tag is located on the left side 40 DEGREE STEER WITH INTERNAL HUBS of the cover plate and is held in place with two cover plate screws This tag gives the tooth com bination of the ring and pinion the total gear ratio and also the customer part number FRONT AXLE Figure 6 1009 6 Figure 7 1009 7 Remove hub cap and snap ring Remove drive gear and pressure spring If drive gear is stuck to the shaft u
39. signed for the purpose The special tool should be used when and as recommended It is impossible to know evaluate and advise the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way Accordingly anyone who uses a service procedure or tool which is not recommended must first satisfy himself thoroughly that neither his safety or vehicle safety will be jeopardized by the service methods he selects NOTE Throughout this manual reference is made to certain tool numbers whenever special tools are required These numbers are numbers of the Miller Special Tools 32615 Park Lane Garden City Michigan 48135 They are used herein for customer convenience only Dana Corporation makes no warranty or representation with respect to these tools 1972 DANA CORPORATION 2 Litho in U S A LUBRICATION It is not our intent to recommend any particular brand or make of lubricant for Spicer axles However a S A E 90 weight multipurpose gear lubricant meeting Mil Spec L 2105 B or 80 W 90 multipurpose gear lubricant meeting Mil Spec L 2105 C and suitable for A P I Service Classificiation GL 5 is suggested as a minimum requirement IMPORTANT As special equipment limited slip differentials are provided in many vehicles the freedom from chatter is a function of the lubricant used and cannot be covered in the above specifications In some applications a special limited slip dif
40. this time clean the cover face of and held tight in a stand or rack the carrier making sure it is free from any nicks and any particles left by the old gasket 35 CARRIER 1009 129 Figure 129 Remove bearing caps Note mating letters stamped on caps and carrier This is important at time of assembly as they are to be assembled exactly as removed Letters or numbers are in horizontal and vertical position CAUTION Before removing differential case and ring gear make sure the axle shafts are pulled out far enough for clearance to remove differ ential Figure 130 1009 130 Mount spreader to housing Do not spread car rier over 020 Use dial indicator as shown Note This spreader can also be used on the Spicer Model 44 axle Tools D 113 Spreader D 128 Indicator set 36 SECTION 1009 131 Figure 131 Pry differential case from carrier with two pry bars as shown After differential case has been removed remove spreader Use caution to avoid damage to ring and pinion Mark on tag bearing cups indicating from which side they were re moved 1009 132 Figure 132 Remove differential bearings with a puller as shown Wire shims bearing cup and bearing cone together Identify from which side they were removed ring gear side or opposite side If shims are mutilated replace with new shims at the time of assembly Shims are available in thicknesses of 003 005 010 and
41. ure 22 1009 22 NOTE BOTTOM BALL SOCKET MUST BE as uk REMOVED BEFORE THE TOP BALL i SOCKET CAN BE REMOVED Figure 24 1009 24 T PA Sii eh bce Jone Lower ball socket does not have a cotter key hole in the stud end oe saint ae into the knuckle Make sure socket is straight DISCARD BALL SOCKET Assemble tools as shown Turn forcing screw Tools D 150 1 Ball Joint Remover amp Install and push socket into knuckle as far as it will go er D 150 2 Adapter Remover and D 150 3 Tools D 150 1 Ball Joint Remover amp Install Sleeve er D 150 3 Sleeve amp D 150 4 Sleeve Installer 10 FRONT AXLE 1009 25 Figure 25 If required assemble snap ring on bottom socket D 150 4 SLEEVE INSTALLER 0 150 1 BALL JOINT REMOVER AND INSTALLER 1009 26 Figure 26 Upper ball socket has a cotter key hole in the stud end Assemble socket into knuckle Make sure socket is straight Assemble tools as shown Turn forcing screw and push socket into knuckle as far as it will go Tools D 150 1 Ball Joint Installer amp Remov er D 150 3 Sleeve amp D 150 4 Sleeve Installer Remove tools Make sure this area is free from dirt etc 1009 27 Figure 27 Assemble knuckle and socket assembly to yoke as shown 1009 28 Figure 28 Assemble new torque prevailing nut on bottom socket finger tight Assemble top nut on top socket Do not assem ble at this time Torque top nut until it is
42. ving shims the mounting distance of the pinion is increased to 2 268 which is just what a 3 indicates Our if a pinion is etched 3 we would want to add 003 more shims than would be required if the pinion were etched 0 By adding 003 shims the mounting distance of the pinion was decreased to 2 622 which is just what a 3 etching indicated If the old ring and pinion set is to be reused measure the old shim pack and build a new shim pack to this same dimension If a baffle is in the axle assembly it is considered as part of the shim pack To change the pinion adjustment shims are available in thicknesses of 003 005 and 010 NOTE If baffle or slinger is bent or mutilated it should be replaced Measure each shim separately with a microm eter and add together to get total shim pack thick ness from original build up If a new gear set is being used notice the or etching on both the dld and new pinion and CARRIER SECTION adjust the thickness of the new shim pack to compensate for the difference of these two figures For example If the old pinion reads 2 and the new pinion is 2 add 004 shims to the original shim pack CARRIER SECTION 019 Pinion Markiag gt The above procedures also apply to pinion ad justment on the front axle which includes the oil slinger between the inner bearing cone and pinion and baffle between the inner bearing cup and car
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