C10,C10HD ,C12 SM #9308127
Contents
1. ENE N WH BE OOH Quantity 37 38 Pane chet nns WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number O O O gt O7 4 RESERVOIR Part Number 030141 000005 020003 020000 030036 020013 000016 030035 020125 020023 020160 020122 030181 020162 020130 020150 020148 000011 400042 400041 030174 030177 Figure 35 Swing Circuit Hydraulic System Tube Pipe Description Plug se 9 9 0 Hose Adapter Elbow Swing Hose Pipe o 9 o e us is DR i EIDOW 2 Z tiae 88 Connettore scenka i Adapter x wo ee ee Adapter Adapter yu sua su Ie HORE RUF ea Elbow UE RO IR Control Tube Tube Hose Clamp 7 8 inch Clamp 5 8 inch 9 e ee e o o o eee 9 o eee ee o e ee2. 1 22 020149 Adapter u ck Gi SS ea 1 23 020147 BIDOW 4 2 Ray t obe ete 1 24 000013 Control Valve s Z q uu eS 1 400044 Tube Clamp One Inch Double Open 20 25 000004 Helef VALVES 2 1 020126 Adapter sek oia os E oe Pec dis lo 1 020125 Connettore 552 A ROCK 1 010019 OSEIBE ou a A 2 d LAC SIUE EARS 1 26 030175 w RI X a E S 1 27 030178 Se 1 28 030179 1 Index Part Number Number Description Quantity BOOM BUCKET AND PROPEL CIRCUIT HYDRAULIC SYSTEM 030160 Rs al eee 2 2 020144 Elbow tat carbs Jaren Sat we P 2 3 000017 Propel Motor e ig Mig igs S 1 4 030002 z ss RETE 1 5 030006 Tubes s Z sa ac 1 6 020143 BIDOW 2 2 09 4 cho 2 7 020159 1 8 030007 Tubes w ha 1 9 030038 Hose Y 22 nmt 4 10 020113 Elbw gs kicks s ud 1 11 030010 Tube malar bids Gar d Ns e Ke 2
3. 1 25 K 634 Lever 1 26 652 Washer seem Xe Sele ee 2 27 K 640 ws RU NK VEO WR QUU 2 28 K 3759 Pipe Turm 2 29 649 Pipe 5 es 2 30 1628 Castle Nut Se E d Roa 2 31 1305 Cotter Pin 772 32 6244 Pin ec Cs rn one 2 3295 Cotter s ares 2 83 H 1360 NUL 5 2 wa race ae ae ee ee ee 48014 2 1361 Lockwasher Ae ges 2 H 3278 Cap e 2 34 K 6242 Adjusting Bolt s ee s a cO s s s ows seso 2 35 400099 Cotter Pitt Im 1 36 250015 SR GE 4 28 18 NUR 8248 2858 1 37 210048 Shifter Pin RUSSE Bc chm ane SN Aes 1 38 250014 1 39 330057 Shifter Yoke 1 40 330058 Shifter Yoke 1 6 22 13 rt 444 NUM 22 Figure 44 Propelling Controls in Carbody i NO SNOITONULSNI FHL MOTION SLUVd NAHM 9 FS 1 e 13 4 TRAE 527 1 Figure 45 Cross Propel Shaft Assembly 2
4. 4 8 400184 see 2 9 400183 Cotter Us s mee 2 10 240042 jr MMC as Be Ne we E 1 11 200014 Swing Pinion 1 12 240041 e qe OR 1 13 400187 CaP BELOW aa Sk ee 2 14 400191 LOCKWITE 2242 4 976 eS 1 15 400180 LOGEKWIfPO ch LO We 18 16 400190 EE ede E Wc 36 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii H M 31 wu Z or A KI vnw ZZ T i lie q Figure 40 Swing System 45 46 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Part Index Number Number Description Quantity SWING SYSTEM CONT 17 400203 roc AC poe eS ee 36 18 220025 Swing T 1 19 400202 N t ex IU T Em aod 36 20 400189 Cap ox ie Q Pics 34 250020 Swing Bearing Shim No 31 gage reqd 250019 Swing Bearing Shim 22 gage as 250018 Swing Bearing Shim No 16 gage as 250024 Swing Bearing Shim 0 005 in as reqd Index Part Number Number Description Quantity UPPER PROPEL SYSTEM 1 400015 Grease Fitti
5. ZA 3 14 13 NO SNOILONULSNI HHL MOTTON SLUVd ONDISQHO WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity CROSS PROPEL SHAFT ASSEMBLY M 44502 03 1 K 82C Sprocket and Shaft Assembly 2 2 K 3656 Thrust Washer 5 2 3 89 SOLSCTOW 12284240 2 2 4 K 88A Brake Drum b due voa ede aie 2 5 K 86 Shifters 8 MENT OE TE 2 6 K 3657 I i 4 H 1058 N t RM 4 H 1431 4 7 K 79 Cross Propel Shaft Bearing with Bushing 2 8 K 81 Bushing ee oe ee eee 9 2 9 K 78 Thrust Wagner s 429 ee 2 10 K 75A Cross Propel Shaft with 1 11 K 77 Sa Me Ee 1 12 K 76 Bevel Gear are aay seta 1 13 107 Bushing lt lt voe o 4 14 K 92 Jam yeu rear 2 15 K 90A Sliding Jaw Clutch 16 K 74 Thrust Colars aose e 1 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii S22 lt VN EZ 4 1 8 Is 12
6. Part Number 230068 010024 Part Number 400208 230064 400207 400099 230062 400210 230051 Figure 29 House Brake Cylinder Packing Description Rod Packing Nut 640 9 s s se s s e e ee ees Packing Set 2808 2278 Description HOUSE BRAKE INSTALLATION Clevis Pin Brake Cylinder Cylinder Support Brake Lever Assembly Quantity Quantity WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE Figure 30 House Brake Installation 2 i A ave Tz Zeke SPD mA 5 M 5 SEA n qe lt e 18 3 2 Ce 28 uec Z 544 2271 20 r 2 gt SENN 2 31 Swing Control Valve Assembly 000011 Index Part Number Number Description Quantity 1 3783 Round Head Machine 8 2 2 3187 Plunger Double Acting 1 3 3237 Oil Seal and 2 3246 Check Valve Plug 1 1 3247 Check Valve Spring 0 s s s s s 404 31 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON P
7. 1 J 7 s 7 A d ham s d 4 10 9 8 Figure 46 Pump Drive Index Part Number Number Description Quantity 1 240045 Cover Plate s 206 wu LUE Ww OK we RN 1 400178 Machine Screw 2 3 400192 Cap Screw eu beue eRe 4 4 400056 Lockwasher 4 5 400175 Grease Fitting 1 6 220022 Ball Bearing 4 4x 525 9 oe xo 18 83 1 7 400176 Snap Ring 1 8 400212 Stud orane a aces ae de ee ee a ae 4 9 000015 Pump Assembly ac 2 2 sz s e sz s s s e e 1 10 400055 NUD Bou 36 4 11 400056 LOGEWASBOIT ROCA 4 12 240044 Pump Mounting Adapter 1 _ 56 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity PUMP DRIVE CONT 13 240048 Clutch Housing used with GMC engine 1 240047 Clutch Housing used with IHC and Cummins engines 1 14 210063 Drive Shaft used with GMC engine 1 210065 Drive Shaft used with IHC engine 1 210069 Drive Shaft used with Cummins engine 1 15 400109 Cap Screw used with GMC 6 400045 Cap Screw used with IHC engine 6 400255 Cap Screw used with Cummins engine 6 16 400022 W
8. o 4 e 0 HOUSE BRAKE CYLINDER ON N B bX PZ WEN 23 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number N 11 12 13 14 15 16 17 18 19 Figure 36 Dipstick and Propel Circuit Hydraulic System Part Number 020124 030161 030140 030124 020023 020157 030036 000017 020161 020003 020106 020144 020112 000005 020003 030129 020121 030125 020143 020122 020132 RESERVOIR Description 4e 909 x9 O Propel Motor Nipples XE Pipe Q4 406 Manifold x Iw Adapter Elbow Nipple s e s e e c RR s eb ee Crossover Relief Valve Pipe y CR e HOSe 5 E Bi ee eee DIPSTICK CYLINDER Quantity opa BO BO BO DO BS N pa BO pa 39 40 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity DIPSTICK AND PROPEL CIRCUIT HYDRAULIC SYSTEM CONT 20 020009 CONNECTOR es se ers wi ana e 1 21 030127 ha
9. ur 3 24 3241 Cap Screw Special Sars rac 3 25 3243 Stop Washer ng ws 3 3 26 3271 Plunger 5 3 27 3249 Plunger ow fot 3 28 3213 38 Valve Housing og here 1 3246 Check Valve Plug 97 3 x 4 3248 Check Valve 4 3247 Check Valve Spring ay a ae a ee E 4 3273 Cap Screw ess ese c E e 6 These parts should not be considered for field replacement 96 Figure 34 Hydraulic Reservoir and Filters NO GANITLNO SNOILONULSNI HHL MOTION SLUVd DNINACHO NAHM WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number tO Co C5 N Part Number 030179 030177 020101 020151 240013 400251 050006 400222 400223 120218 400228 020155 030176 030182 000019 400200 020105 050007 030178 015 1568 020163 1560 1576 1564 1565 1566 1567 1563 1562 1575 1561 020152 020110 020153 020154 030175 030174 030180 Description HYDRAULIC RESERVOIR AND FILTERS HOSES x x Ow EE ep wee we HR Res PIUES aded ard m up U ado Ws 4 84 480804 50244845 Breather s Sar ae TEE SCREEN Orr Reservoir
10. 38 Index Part Number Number Description Quantity PROPELLING CONTROLS IN CARBODY 44505 55 1 638 Brake Band Assembly 2 638 and 6245 Lining and PER aS 2 2 K 623 Toggle 2 3 K 626 Brake Band Pin AT ee ee D 2 4 K 6243 Pin nuu x Row ae Ten i vx 2 5 K 619 uo are Eug SW EINER S USE 2 6 H 617 Cotter Pin s escep e gt 10 7 K 3722 Pin Ros Site ie OR te PROP 2 8 M 1075 Lil QUedce cvs 2 9 3852 SPACED co Ry o ene Was ELE Der c ER 524 4 10 M 720 Lever eRe mae AO 2 11 621 Woodruff 4 12 K 642 A Shaft Support E E E EA E 22 13 643 Bolt with Nut and Lockwasher 6 14 651 Screw with Lockwasher ds ut ee ee ee 2 15 1353 SELSCTOW 4 9 s wis 5 j H 1556 Jam Nut 5 16 3514 Slotted 2 17 3723 T 3 18 K 655 Control Shaft Arm o e cq 2 19 K 628 Control Rod4 Z 4 vis wu wo med oP CRUS 2 20 K 629 A Spring Dui ow oo 2 21 K 645 B _ ae ae 1 22 K 647 Shifter YORGO s s sorces o cmm w 2 23 K 636 Il n 2 24 633 Control Shaft 909 Wo
11. 1 Tighten the two drilled head bolts on each of three RETAINER corners to compress the neoprene pad to 5 16 inch 2 On the fourth corner turn the two drilled head mounting bolts down until snug and then tighten 1 8 turn 3 On each of the four corners lockwire the two drilled head mounting bolts to each other Figure 23 Replacement of Engine Mounting Frames 23 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE H SECTION VI n REPAIR PARTS LIST All sixdigit numbers appearing inthis parts list are Hein Werner part numbers All other part numbers appearing in this parts list are numbers assigned by manufacturers who supply parts to Hein Werner When ordering such a manufacturer s part be sure indicate in addition to the part number the name of the part and the assembly in which it is contained 12 13 16 17 Figure 24 Boom Bucket and Dipstick Index Part Number Number Description Quantity 1 400033 Bucket Tooth Point 88 400034 Bucket Tooth Shank o o as reqd 400035 Bucket Tooth Pin as reqd 24 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number 10 11 12 13 14 15 16 11 18 19 20 Number 210024 150003 140027 220028 220027 040049 400018 40
12. BULLETIN CED 21 service manual HYDRAULIC EXCAVATORS model serial no T gt lt Almost half a century of design and manufacturing experience has gone into your new Hein Werner machine It is the finest equipment that this know and modern technology can produce We congratulate you on your selection We recommend that you become familiar with this manual and the maintenance pro cedures outlined herein Following these instructions andoperating the machine proper manner will assure you of long dependable and profitable service Hein Werner CORPORATION CONSTRUCTION EQUIPMENT DIVISION WAUKESHA WISCONSIN 53187 INSTRUCTIONS FOR ORDERING REPLACEMENT FARIS To assure prompt and accurate serviee following data with each parts order 2 a Model and Serial number of machine Part numbers Part descriptions Quantity of each part desired Correct shipping destination Method of transportation i gt Confirm all telephone and telegraph orders in writing Be sure these orders are marked Confirmation to avoid duplication of orders WHERE TO ORDER PARTS Hein Werner Dealers are conveniently located throughout the United States and Canada These Dealers maintain a stock of genuine Hein W rner replacement parts order parts from your nearest 5 Hein Werner Dealer ei INSPECTION OF S
13. Figure 33 Boom Bucket and Propel Control Valve Assembly 000012 Index Part Number Number Description Quantity 1 3141 Seal Plate 6 2 3783 Round Head Machine 8 6 3 3486 Wiper Seal 4 6 4 3187 Plunger Double Acting 3 5 4476 Seal RIDE oou uo 6 6 3239 Relief Valve Plug et Si a e en 1 7 3028 OAR ING S TW ad rere d AL 6 8 3232 Relief Valve Spring 5 1 9 3234 Relief Valve 1 10 3233 Relief Valve Sleeve Xs Hi Ca Sat s 1 34 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity BOOM BUCKET AND PROPEL CONTROL VALVE ASSEMBLY CONT 11 139 O Ring 1 12 3128 Back Up Ring ter Ah Gabe lar gies Meta eae 1 13 3087 Pilot Relief Poppet 1 14 3231 Relief Valve Pilot Sve 1 15 3240 i Adjust xS 1 16 3235 Relief Valve Adjust Screw 1 17 3238 Relief Valve Pilot Plug 3 1 18 8236 NUE v ERES c PT 1 19 3013 JOastle Ve IN cR Ress 1 20 3244 Snap e ow hys M 3 21 3275 Plunger 5 08080408 408 4 3 22 3245 Drive St GT 3 23 3242 Plunger Pin Female
14. To lower boom push boom control lever forward Use of Bucket Control Pedal or Lever For normal operation use bucket foot pedal to operate bucket However for very close work when Speed is not factor use bucket control lever to control critical movement of bucket figure 6 To place bucket in closed position push down with heel of left foot buck t control foot pedal or pull bucket control lever back To hold bucket in position move bucket control foot pedal or lever to center position neutral To place bucket in open position push down with toe of left foot on bucket control foot pedal or push bucket control lever forward Use of Dipstick Control Pedal or Lever For normal operation use dipstick control foot pedal to operate dipstick However for very close work when speed is not a factor use dipstick control lever to control critical movement of dipstick see figure 6 To tuck dipstick in push down with heel of right foot on dipstick control foot pedal or pull dipstick lever back BOOM SWING CONTROL EG CONTROL LEVER 114 LEVER THROTTLE CHOKE OR BUCKET LEVER LEFT SIDE TRACK STEERING LEVER RIGHT x SIDE TRACK STEERING LEVER LEFT HAND SWING LEVER E EVER CONNECTION BUCKET SEAT FORWARD AND REVERSE ADJUSTMENT SEAT HEIGHT ADJUSTMENT CONTROL FOOT PEDAL DIPSTICK CONTROL RIGHT HAND FOOT BOOM LEVER P
15. E Nub ag we te P OO as 55 he ak Shoe 24 e qt Shoe 18 P Crawler Frame P a s Pin For 24 Inch Shoe Pin For 18 Inch Shoe CRAWLER ASSEMBLY 11 ft 3 in Grease Fitting Outer Guide Hub with Bushing Hand Use 2 for Right Hand Crawler and 1 for Left Hand Hear Saft 395095 A Thrust Washer OL aA a Rum Rear Inner Guide Hub with Bushing T Drive Sprocket 9 Wo 9e US S REOR oU 7 i En Lockwasher 444226 ee ae ee Bushing 3 ami m Crawler Adjusting Sp nner NUES wre 2 4 X awe SUE a odes Xs 0 Viv Mri e UU hie Drive Chain P Roller with Bushing i ud ee ee ae ee ote Bolt with Nut and Lockwasher Cap s sse eco 24 Idler Roller Bracket U bolt with Nut and Lockwasher i cgit RAD ANS 40 2 Roller Bearing Load Roller Shaft Shel wae Bea 4
16. SECTION V dE TROUBLE SHOOTING AND SERVICE TROUBLE PROBABLE CAUSE No cylinder actuation or slow cylinder No pump rotation due to damaged drive actuation Damaged or worn pump Clogged supply line s Insufficient engine speed refer to engine manual to adjust governed speed Damaged or worn cylinder if pressure to cylinder is correct Relief valve stuck open worn or damaged if pressure to cylinder is insufficient Misadjusted valve s Noisy hydraulic pump Worn or damaged pump section s Lack of oil to pump Loose pump drive mounting causing drive i shaft misalignment Cylinders do not hold boom id 3 d Excessive internal cylinder leakage past dipstick in postu zo E piston Exessive internal leakage in control valve s Excessive pressure required t to operate zu Oil temperature too high controls Damaged control valve S Damaged linkage to contro1 valve s Propel system inoperative 177 Worn damaged propel motor E e Incorrect jaw clutch and brake adjustment 2 Broken propel drive or driven chain s Worn or damaged Vivas Bear box relief valve is by passing oil i Swing system inoperative ot Worn or damaged swing motor 22 Worn og an sa control valve Worn or damaged swing gear box Cross over relief valve is by passing oil 18 Pass TROUB
17. 4 46 230071 Brake Assembly Swing Gear Box Only 1 47 220034 Intermediate Shaft Bearing Cone Upper 1 48 220035 Intermediate Shaft Bearing Cup Upper 1 49 010030 Intermediate Gear Oil 1 1 400239 Dowel Case to 2 240050 Filler Plug 1 020186 Filler Pir z sl Ged aaraa l WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Figure 39 House Brake Assembly Index Part Number Number Description Quantity 1 230073 Brake Shoe Return Spring 2 2 230072 ROEY 1 3 230074 Brake Shoe and Liner Assembly 2 4 230076 Backing Plate Assembly 1 5 230075 Brake Actuating 1 6 230077 Actuating Pawl 2 7 230078 Actuating Pawl so 54 o ume 2 Index Part Number Number Description Quantity SWING SYSTEM 1 400193 wb E 1 2 400055 Jam NUE a uw 4 400056 Lockwasher s e ewe donen 4 4 400212 Stud EA AUS i e cq 4 3 400188 Cap Screws e a XR YR 2 4 240039 Swing Gear 1 5 200185 gt Stud soe s ek He RARUS 2 6 400182 See eae os 6 7 400097 1
18. E IN CP Lar nae las SE Bs ah Shield uos a c d cor a a ee en Idler Roller Shaft d 2 7 Roller 5 Bolt with Nut and Lockwasher MENO er RETE Roller Shaft Lockpin e Front Tumbler EE Front Shaft Tr S Rivet For 24 Inch Shoe EP Outer Guide Hub with Bushing Right Hand Use 1 for Right Hand Crawler and 2 for Left Hand Quantity N ete CO 19 t TN ii N OO 0 A COM FO 51 52 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity CRAWLER ASSEMBLY 11 ft 3 in CONT 33 M 637 Lockpin cy won uu Sts Roe Be 4 H 1312 Cotter Pinu ees ws w dang we wg 4 34 H 3267 Cap o Gi bc cie x 52 4 1360 oar NUR 4 1361 LOCEWASher 4 35 L 96 Shoe 24 Inch 525255 38 K 95 Shoe 18 38 36 K 3400 A Crawler 1 37 K 97 Pin For 24 Inch 38 K 17 Pin For 18 Inch
19. moving the machine forward or back to reach the bottom of the cut To decrease cycle time especially in a deep cut shave off a layer at atime rather than going to the bottom of the cut on every cycle Rocks and stumps can be uncovered undermined and pried out using the bucket For faster dumping open both the bucket and the dipstick When digging in gravel stones or shale use the bucket teeth to loosen the material so that the bucket can be filled on the next cycle When digging in clay or hard soil use the bucket in a flat position and shave or peel the soil by moving the boom and dipstick USE OF ATTACHMENTS The bucket can be removed and reattached in an inverted position to use the machine for shovel operation Digging buckets are available in widths from 16 to 48 inches A 60 inch wide ditch bucket is available for ditch cleaning or material handling and can also be used in either backhoe or shovel position Also available are a clamshell bucket a log grab a pulpwood grapple and a frost point STOPPING THE ENGINE Reduce engine speed to idle Allow engine to operate at idle speed for approximately five minutes to normalize engine temperature before placing ON OFF switch or fuel shut off lever in OFF position to stop engine If the engine continues to run after the fuel shut off lever is placed in OFF position pull emergency stop knob located on back wall of cab This will shut off the air supply to the engin
20. port should indicate 1650 to 1700 psi 256 ST SECTION A A SECTION B B UL YN C o CET 12 Z 23 ADJUSTING TRACK NUTS 5 ADJUSTING IDLER NUTS ROLLER SHAFTS SHAFTS 5 S 9 5 N Z N pu Lb e th im t rb CZ SECTION C C FRONT h g 2 N 7 23 a CSS lt X uU 100000000 Q 5 17127 17 lo lo IDLER ROLLER SHAFTS Figure 16 Lubrication Diagram for Crawlers PUMP DRIVE BEARING PROPELLING CONTROL SHAFTS GEAR BOX OUTPUT SHAFT CONTROL LEVERS Figure 17 Lubrication Diagram for Machinery Platform Do not lubricate crawler underbody propel drive chains Be sure to lubricate all lubrication points of crawler underbody daily even though the machine has not been traveling since there is movement when digging and swinging Be sure to check indication of oil filter gages daily The filter element needs cleaning cleanable type or replacement disposable type whenever the gage needle indicates in the red range If cleaning or replacing one filter element be sure to clean or replace the other two elements at the same time 16 When the machine is shipped from the factory the hydraulic system is filled with a premium grade hydraulic oil which is compatible with any premium grade SAE 20 mill or engine oil When extreme temperat
21. CUR EE 2 4 010002 Rod Packing Set 1 5 020101 Pipe Plug 2 6 040044 Cylinder Tube a riu De Des e 1 7 010006 Piston Packing Set 2 8 400015 Grease Fitting N eee eee 2 9 220000 e i 4 10 400011 Nulla i do oe e 1 11 040023 Piston Sleeve 1 12 010013 1 13 040022 Piston Gland 1 14 040030 i235 1 15 040005 Ram 1 16 010014 O Ring We aes 1 17 01000 14 1 010010 Shaft 28 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Np III TIN aN 2 8 2 Figure 28 Boom Cylinder Assembly Index Part 7 Number Number Description E 3 Quantity BOOM CYLINDER ASSEMBLY 4 INCH 2 2 722 040051 1 400014 2 2 040014 Packing Flange 1 3 400000 ao 2 ui SOY o wei Spe gine Ge 2 4 010004 Rod Packing 1 5 020101 Pipe PIN 8 e C eee ce Dr eL 0 OCA ee 1 6 040042 Cylinder 1 7 040024 Piston Gland Ring sr 1 8 010005 Piston Packing 2 9 400015 Grease Fitting s e cc ovx sow SU ee Ss 2 10 220000
22. Quit conde Cap a tare ee Washer DECEM S W a Angle A SE 3 Pump Supply Lines Hose Clamp Adapter Elbow our o he eS Hose RC T NIDDIG se 26 28 T et Drain Valve Lei Drain Valve Pipe PIS wx as eas ema ace Cer eG Filter woe 55 RUE T 5 PISA vw de uode ene Ree IRL p dt Backpressure Street Ell 1 1 x Bd M 626 O RIUPE 21334 Backup Gasket cuc 3 Element Cleanable Element SDPIBE S NEUE s w ecs w enere Ge CR de Center Post 1 Center vis 3 Street Ell 52 e x Se AS CX Close Nipple iw doc ox CUR o Reducer Tee RUE d V SCR REDDE Adapter rooe HOSE ee a Sc EUR CARE a e 2 SZ
23. are also available Each filter has a back pressure gage to indicate filtering effectiveness If a filter element becomes clogged the automatic by pass valve in the filter will open to allow the oil to circulate SWING BEARING The double row ball bearing swing bearing results in greater effectiveness reduced maintenance smoother rotation and the elimination of such parts as king pins rollers roller paths bushings brackets nuts thrust washers shims etc This greatly increased effective ness is a result of the swing bearing s ability to ab sorb all axial radial and tilting forces and to distrib ute them over a much wider area thanis possible with conventional rollers The swing bearing is bolted to gether to form a completely enclosed unit which elim inates adjustments and day to day maintenance other than lubrication Since the swing bearing is the only connection be tween the carbody and the machinery platform it eliminates any rocking motion except that permitted by the carbody as it moves over the terrain HOUSE BRAKE An automatic house brake safety feature elimin ates all drift and creep even in the event of engine failure The house brake is automatically actuated by spring force when the operator releases the swing lever or for any other reason that causes a lack of pressure to the swing circuit When the swing circuit is in use the house brake is osa released by hydraulic pressure BOOM DIPSTICK A
24. ceed as follows to service a cylinder See figures 20 and 21 Gear Box Torque Chart NOTE 106 to 113 ft lbs Use only factory parts to assure proper fit Motor Mounting Nuts 4 1 Extend the bucket dud dipstick completely and lower the boom until the bucket is 8 resting firmly on the ground Intermediate Shaft Cover Bolts 6 106 to 113 ft lbs 2 Remove mounting pin from rod end Output Shaft Cover Bolts 5 69 to 73 ft 5 3 Use the spanner wrench supplied in the tool kit to remove the cylinder ram head Cover to Case 118 to 128 ft Ibs Bolts and Nuts 5 4 Use a hoist or jack to pivot the cylinder to allow clearance for removal of the cylinder rod and piston assembly Cover to Case 106 to 113 ft lbs Bolts 14 5 Remove hoses from base end of cylinder to re lease any suction Remove rod assembly from cylinder tube Replacement of Gear Boxes 6 Disassemble the cylinder rod and piston assembly Replacement of gear boxes is essentially the reverse as indicated by figure 21 Replace packings O of removal The swing gear box does not require any rings wiper seal and rod nut Lubricate all parts positioning adjustment Refer to PROPEL DRIVE with hydraulic oil Reassemble the cylinder rod CHAIN ADJUSTMENT for proper positioning of the and piston assembly propel gear box Refer to lubrication specifications and fill both gear boxes to the oil lev
25. system hoses for signs of possible trouble Tighten any loose mounting bolts or nuts Inspect bucket teeth and replace as necessary Do not use shanks without teeth for digging Remove filler screen from hydraulic reservoir Clean screen thoroughly with cleaning solvent and replace in reservoir CAUTION Filler screen should be removed only for cleaning and must always be in place when filling or adding oil to hydraulic reservoir PROPEL ADJUSTING BOLT MOUNTING BOLTS Figure 7 Propel Drive Chain Adjustment PROPEL DRIVE CHAIN ADJUSTMENT Check propel drive chain for 7 16 to 11 16 inch deflection on slack side of chain see figure 7 If necessary to adjust proceed as follows 1 Loosen propel gear box mounting bolts which attach gear box to mounting frame 2 Loosen both adjusting bolt lock nuts and tighten each adjusting bolt equally to adjust chain until deflection is 7 16 to 11 16 inch TRACK ADJUSTING NUT A6 9 N Oh OF OI NZ N Z DRIVE SPROCKET END LOCK PIN AND COTTER RAC 3 Tighten both adjusting bolt lock nuts and then tighten gear box mounting bolts CRAWLER TRACK AND DRIVE CHAIN ADJUSTMENT 1 Remove cotter pins and lock pins on each side of tracks at drive sprocket end see figure 8 2 Adjust the track adjusting nut until there is 7 16 11 16 inch deflection in drive chain Adjust both adjusting n
26. the unit and also at pivot pin periodic intervals the pressure settings should be checked as follows aaam 3 Rotate trunnion in a clockwise direction to obtain sufficient braking power NOTE 4 Check for 1 8 inch minimum clearance be tween stationary and sliding members of the Be sure gage is indicating correctly Check jaw clutch when the brake is applied gage against master gage to insure accuracy If this 1 8 inch minimum clearance does not 1 Boom Circuit Pressure Check Install 0 3000 exist proceed as follows psi pressure gage in boom cylinder testing port see figure 10 Run engine at full throttle 1 Remove castle nut cotter pin and pressurize boom cylinder rod end by push 2 Tighten castle nut until proper clearance exists ing Control lever torward Doom cylinder pressure gage should indicate 1650 to 1700 psi 3 Place lever in travel position and check for proper mesh of jaw clutch 2 Bucket Circuit Pressure Check Install 0 3000 psi pressure gage in bucket cylinder testing CONTROL VALVE PRESSURE CHECK port see figure 11 Run engine at full throttle and pressurize bucket cylinder rod end by push The correct control and relief valve adjustments ing bucket control lever forward Bucket cylinder have been made before shipping from the factory pressure gage should indicate 1650 to 1700 psi Only factory and dealer representatives are author ized to adjust valve pressure settings TAMPERING 3
27. 0026 110045 110045 110052 220028 210002 030039 030039 030166 210002 040050 100053 100081 100081 030022 030023 030024 030162 030162 400254 400043 220000 210028 030036 030164 030164 210003 210004 040051 040059 040059 030038 030036 210027 210002 400015 Description Quantity BOOM BUCKET AND DIPSTICK CONT Bucket and Linkage Bucket Link Assembly Bell Crank Link Assembly Bell Crank Bushing Not Grooved Bell Crank Bushing Grooved Bucket Cylinder Assembly Lock Pin c S ipl RS LA a Se ERG Cotter E Dipstick 10 Dipstick 10 0 Dipstick C 12 inate aris a say qi VIS tad ce Dipstick Pivot Bushing cur Bucket Cylinder Base Bucket Cylinder Hose 10 204 Bucket Cylinder Hose C de Up Bucket Cylinder Hose C 12 Dipstick Rod Dipstick Cylinder RR ate Boom Assembly 10 T Boom Assembly 10 ne df Boom Assembly 12 Boom Tube rpg Boom Tube Inner Boom Tube To Bucket Cylinder Hose C 10 Boom Tube To Bucket Cylinder Hose C 10 0 Boom Tube Bucket Cylinder Hose 12 Boom Double Tube Clamps Top and poo Boom Single Tube Clamps B
28. 048 ECTS em 20 6 330024 Shaft cT 1 7 330023 2 8 330076 Control Rod y Sid so eck 1 9 330077 Control Rod s o 1 10 330078 Control R d 1 11 330080 Control Rod 0 3 Xo ate dc e ES 1 12 000011 Control Valve Single Spool 1 13 000013 Control Valve Two Spool I 14 000012 Control Valve Three Spool 1 15 330079 Control Rod ee ee eee 1 16 330068 Control Shaft 1 17 330075 Control Bod 2 2 5 23 89 2 18 330059 Travel Lever 2 19 330028 wird qup Sees 1 400006 BetsCrewWre E EU s eee ar 752 20 120039 Handle P 6 21 330042 Boom and Swing Lever E qc 2 22 330070 Bucket and Dipstick Lever 2 23 330017 Control Base 1 24 120169 Machinery Platform 1 400005 Grease Fitting 8 SSS e l N 8 H 22 ee 2 Bz y fe AH 4 1 T 10 16 15 i 14 Figure 26 Bucket Cylinder Assembly 040049 Index Part Number Number Description Quantity 1 400013 NULL ea oe mis ds A WC RON 2 2 040015 Packing Flange 2 ou v w lt e que DAC
29. 1 3 400001 a a gt CERE URS Cu 2 4 010002 Rod Packing 0224 5 020101 Pipe Pl g uos ok xs xS SIE om 30808022 1 6 040041 Cylinder Lubes s ers are 4 eae 1 7 010006 Piston Packing Set 2 8 400015 Grease 2 27 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part _Namber Number Description Quantity BUCKET CYLINDER ASSEMBLY CONT 9 220000 B shing ae eee bees 2 10 400011 NUE age Mea E EE oe 1 11 040023 Piston Sleeve 1 12 010013 O Ri g uy Se Wis RECO S 1 13 040022 Piston Gland Ring 4 4 9 x sos 1 14 040032 Rod e we 1 15 040005 ae ee eee 1 16 010014 O RIng v Nox IU 1 17 010010 Shaft Seal 2 1 18 220026 BUSING erip tx 958968 SP aq SOR o or 2 ere m a 2 AN N SB DA AE ee ee A 202200222027 02022 14 13 12 1 Figure 27 Dipstick Cylinder Assembly 040050 Index Part Number Number Description Quantity 1 400013 Vaaa 2 2 040015 Packing Flange 1 3 400001 Stud cg
30. 12 030036 HOS Lo y p ane Soak dox ox OD NITE SEES vi 2 13 020009 Connector ete BOSE a w ee 1 14 030009 T b6 24 1 15 000004 Valve s ee eS NA 1 16 020024 Connector 1 17 030001 aE ie w OK ER S X 1 18 030008 ous 28 08 ees 1 19 020122 Connector j 4 47 s s s s s s e s s e ss sa 4 20 020132 Adapter Elbow alata 1 21 030165 Eher Dite ee 1 22 020149 Adapter rane e toe eue Hosa 1 23 020147 EIDOW Low Su IR eee 1 24 000012 Control ci ce us 1 400044 Tube Clamp One Inch Double Open 8254 14 25 030180 70 24 RR eco BR ea ROCCO DR 1 26 030176 4 1 8 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii RESERVOIR Figure 37 Boom Bucket and Propel Circuit Hydraulic System LEFT SIDE BOOM CYLINDER 10 BUCKET CYLINDER RIGHT SIDE BOOM CYLINDER 41 25 26 27 28 29 30 31 4 38 39 40 41 42 43 44 32 33 34 35 36 NA Ts Eme 8 Figure 38 Swing and Propel Gear Boxes C4HNITLNO SNOILONULSNI HHI MOTION SLUVd ONDISGHO NAHM WHEN ORDERING PA
31. 212 Stud Propel Motor Mounting 4 400055 Nut Propel Motor Mounting Sis 4 400056 Lockwasher Propel Motor Mounting 4 400193 1 O Ring Propel Motor Mounting WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii 222 2 S om Pe s E Figure 41 Upper Propel System f 3 Ni gt 2 ELATI S 27727 2 T 2 E E 15 w 8 22 V ESL KXAN 47 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Figure 42 Steering Clutch and Brake Controls 48 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity STEERING CLUTCH AND BRAKE CONTROLS 1 120087 Mounting 1 2 210039 Lower ONG eS 1 3 400089 Key 6 4 210040 Upper Shaft eo ee oe ERROR 1 5 330086 Pawl Rod Left Hand Reece s 1 6 330089 Steering Lever Left Hand complete sc re 1 7 400098 Flat Washer se sosa s e e coeso Tr 16 8 210047 Ratchet Plate TEES m P 2 9 400097 Lockwasher ec su tee x at De 4 10 400096 bite Sa de uta 4 11 400095 z vri va
32. 4 Rr CR E ES 9 Preparation for or E S eS 9 SECTION IV MAINTENANCE ee id wed Ue far era aria eee ag D Inspection Schedule backs eheu xt Propel Drive Chain Adjustment Crawler Track and Drive Chain Adjustment 4 aac a ie Crawler Brake Jaw Clutch Adjustment pe Su a a Control Valve Pressure Check ea munication hn n n n sn n n 14 _ SECTION v TROUBLE SHOOTING AND SERVICE Trouble Shooting Guide EU Gear BOX Service iR RAE Hydraulic Cylinder Service Sosa dus visu e NM 1 of Pivot Pins ere ee wc Ie e os e Ws wow vw s Brake Cylinder Service 22 7 lt Replacementof Engine Mounts 23 SECTION REPAIR PARTS LISTS 24 O CO Swing system hydraulic pump section Dipstick and prope1 system hydraulic pump section Boom propel and bucket system hydraulic pump section Hydraulic reservoir Boom propel and bucket system filter Dipstick and propel system filter Swing system filter Swing system hydraulic motor House brake cylinder House brake drum Propel system chain driven sprocket 12 13 14 15 16 11 18 19 20 21 22 23 Speed
33. AGE ii Index Part Number Number Description Quantity SWING CONTROL VALVE ASSEMBLY CONT 3 3248 Check Valve Poppet 1 8213 Screw p a 2 3393 w a gt Ba AA 2 3394 demo NUS 2 4 3239 Relief Valve Plug 1 5 3232 Relief Valve Spring 1 6 3234 Relief Valve 1 7 139 s Xov xo Io o yore 1 8 3128 Back Up Ring Vole peg ee 1 9 3233 Relief Valve Sleeve w ee ee 1 10 3287 x 22 3 2 04 59 1 11 3231 Relief Valve Pilot Spring ee 1 12 3235 Relief Valve Adjust Screw 1 13 3028 Baath aes x 3 14 3238 Relief Valve Pilot Plug 1 15 3236 BIE gop Ia de 1 16 3240 Adjust Screw e se 4 1 17 3013 Castle NUG 1 18 3275 DPhuneer Caps 1 19 3242 Plunger Pin Female 5 1 20 3245 Drive 4 1 21 3241 Cap Screw 5 1831 1 22 3244 Snap 1 23 3243 Stop Washer amp Vno 1 24 3211 Piunger Spring 55558 1 25 3249 Plunger Sle
34. AN 2 2 _ lt lt i 22 po SNAP RING 15 BEARING PUMP ADAPTER NOTE CLUTCH SHOWN ABOVE IS OPTIONAL SEE PAGE 56 FOR STANDARD PUMP DRIVES CLUTCH ASSEMBLY Figure 2 Cross Sectional View of Clutch SECTION Il BASIC PRINCIPLES OF OPERATION SWING SYSTEM The swing system gear box is driven by a hydrau lic motor to provide unlimited swing in either direc tion The swing system is powered through the Single spool control valve by the pump section fur thest from the engine see figure 3 When the swing system is not in use oil flows without re striction through the control valve and filter to the reservoir Whenever the swing system is in use the house brake cylinder is actuated to release the house brake The swing system is protected against overloading by a cushioning or cross over relief valve which protects the swing mechanism from overloading DIPSTICK AND PROPEL SYSTEM The dipstick and propel circuits are powered through the two spool control valve by the center pump section see figure 4 When the dipstick or propel systems are not in use oil flows without restriction through the control valve and filter to the reservoir When either circuit is in use the control valve relief pr tects that circuit from being overloaded by limiting pressure to a specified maxi mum An in line relief valve protects against over loadi
35. Bushing e o ete 4 11 400012 NUL b uoa o S 1 12 040025 Piston Sleeve 1 13 010011 O Ring 1 14 040031 432 7 q C eRe TX 1 15 040006 Ram Fay Q 523 1 16 010012 O Ring Levi qp ee Vag CR dero ase 1 17 010009 Shaft Seal e 1 BOOM CYLINDER ASSEMBLY 5 1 4 INCH 040059 1 400013 BUD aw eoe AU eS wie ew 2 2 040015 Packing Flange 1 3 400001 SLUG 22 45 2 4 010002 Rod Packing 5 TP MEE 1 5 020101 Pipe Plug p 1 6 040063 Cylinder Tube ae c cam s s s 1 7 040022 Piston Gland Ring Ss Arte 1 8 010006 Piston Packing Set 22 9 400015 Grease Fitting Pn 2 10 220000 Bushing 2 4 48 08 224 11 400011 INU Ss m 1 12 040023 Piston Sleeve 54 Ge 1 13 010013 O Ring sea se TE E 1 14 040058 Rod Kc date Tu 1 15 040005 Ram Head sos hoe o het ae REOR OD Ne 1 16 010014 O Ring ud URL Rc 53 1 17 010010 Shaft Seal Eek uh 29 30 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number 1 2 Index Number IH
36. Dipstick Circuit Pressure Check Install 0 3000 WITH THE PRESSURE SETTINGS WILL RESULT IN psi pressure gage in dipstick cylinder testing VOIDING THE WARRANTY OF THE UNIT However port see figure 12 at the base end of cylinder 12 Figure 10 Pressure Gage Installed in Boom Cylinder Testing Port Run engine at full throttle and pressurize dip stick cylinder base end by pulling dipstick trol lever back Pressure gage in base end of dipstick cylinder should indicate 1900 1950 Propel Circuit Pressure Check Place machine so that forward and backward travel com pletely blocked Install 0 3000 psi pressure gage in propel motor cross over valve testing port see figure 13 Run engine at full throttle with both steering levers in upper position to engage jaw clutches and release brakes and push right hand travel lever forward pres surize propel circuit for forward travel Pres sure gage in forward travel testing port of crossover valve should indicate 1900 1950 psi Figure 12 Pressure Gage Installed in Dipstick Cylinder Testing Port Figure 11 Pressure Gage Installed in Bucket Cylinder Testing Port Repeat same procedure except push left hand travel lever forward to pressurize propel cir cuit Pressure gage should indicate 1650 1700 psi Swing Circuit Check Place unit so that swing is completely blocked in both direc tions Install 0 3000 p
37. EDAL B CONNECTION Figure 6 Operating Controls To hold dipstick in place move dipstick control foot pedal or lever to center position neutral To open dipstick push down with toe of the right foot on dipstick control foot or push dipstick control lever forward Use of Swing Control Lever To swing platform in a clockwise direction pull swing control lever figure 6 back To hold platform in position move swing control lever to center position neutral 8 To swing platform in a counterclockwise direction push control lever forward The swing and propel systems operate independently of each other Therefore the swing system can be operated while the unit is being propelled Use of Propelling Controls To propel machine straight ahead drive sprock ets to the rear place both steering levers in upper position to engage jaw clutches and release drive brakes Push right hand travel lever forward To fr increase propelling speed also push left hand travel lever forward To propel machine straight backwards follow same procedure except pull travel lever s back To propel machine ahead and to the right place only left side track steering lever in upper position and push right hand travel lever forward Toincrease propelling speed also push left hand travel lever forward To propel machine backwards and to the right follow same procedure except pull travel lever s back To propel machine
38. HIPMENTS Carefully inspect all shipments upon arrival In ev nt of loss or damage do not accept the shipment until the transportation company either makes a notation on the freight bill or gives you an inspection report covering said damage or loss In the event of concealed damage or loss notify the carrier at once within 20 days requesting that an inspection be made and damage or loss be acknowledged ADJUSTMENTS AND RETURNS Refer to the written Warranty this manual for an explanation of Warranty policy If you feel a Warranty claim is in order consult your Dealer Claims must be made through your Dealer within a 15 day period from the time a failure occurs Parts returned directly to the factory without Dealer Authorization will not be accepted USE ONLY GENUINE HEIN WERNER PARTS FOR MAXIMUM PERFORMANCE ii TABLE CONTENTS Hein Werner Hydraulic Excavator Models C 10 C 10HD and C 12 Page SECTION I DESCRIPTION js 1 Be Qe h tet 1 SECTION II BASIC PRINCIPLES OF OPERATION 4 SECTION OPERATION ds ee rm TP E i Preparation for Use s s s si T7 Starting the Engine x nome ore ei s s eces oso 7 Use of Controls ara o Foe 7 Digging Hints 2 27 2o NON ee 9 Use of Attachments Se ee 9 a Stopping the Engine 43
39. HL MOTION SLUVd ONINAGUO NAHM X WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number 23 24 26 27 28 29 30 31 32 33 34 35 36 37 N a 0 10 01i 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Part Number Description CRAWLER ASSEMBLY 9 ft 11 in CONT H 1390 H 1391 K 1012 K 1011 K 5641 24 K 68 K 4 A K 3398 A H 35 K 3391 A M 637 H 1312 H 3267 H 1360 H 1361 K 96 K 95 K 3401 A K 97 K 17 H 1274 3392 K 3399 B K 5954 K 3393 K 37 K 14 A K 3390 A K 15 A H 3848 H 3849 H 1441 K 5955 M 635 M 634 K 3396 H 3809 K 18 H 32 H 3623 K 973 K 972 K 3802 K 66 1390 1391 1012 1011 67 24 68 4 3398 35 3391 Lockwasher cg Shield s di aaa en d Se e Idler Roller 5 edv 7 Roller Bushing Bolt with Nut and Lockwasher Roller Shaft Lockpin Front Tumbler 4 Be oe Pront Shaft eS eet xe LE Rivet For 24 Outer Guide Hub with Bushing Right Hand 1356 1 for Right Hand Crawler and 2 for Left Hand Lockpin o a e CES Cotter Pin Sp BOPOWa cuy xoxo ee
40. LE PROBABLE CAUSE Platform creeps or drifts when swing lever 1 Broken spring s in brake cylinder is in neutral 2 Broken linkage to brake cylinder 3 Brake shoes worn 4 Internal leakage in swing control valve House brake will not release 1 Broken supply line to brake cylinder Controls do not return to neutral when 1 Broken return spring in control valve released 2 Sticky valve due to excessive oil temperature 3 Binding in control lever assembly GEAR BOX SERVICE The swing gear box and the propel gear box are of similar construction except for the brake on the swing gear box The following repair instructions are applicable to both gear boxes except as noted Removal of Swing Gear Box Drain lubricant from gear box Use swing lever to pressurize brake cylinder Remove linkage which con nects cylinder to gear box brake Shut off engine and disconnect hydraulic line to cylinder Disconnect hy draulic connections to swing motor Remove nuts and lockwashers from four studs and remove gear box Removal of Propel Gear Box Drain lubricant from gear box Disconnect hydraulic connections to propel motor Open interconnecting chain link and remove propel drive chain Remove bolts and nuts which attach gear boxto mounting ame and remove gear box Disassembly of Gear Boxes see figure 19 Remove swing and propel motors and house brake cylinder Remove brake drum from swing gear box Remove retainin
41. ND BUCKET The boom is made of high steel and is of extremely deep box section Boom flange strength is further increased by the addition of an internal plate and extra large reinforcing plates at the top bottom and sides which extend beyond the area of greatest stress concentration The dipstick is made of high strength steel is internally reinforced The bucket is also reinforced at all high stress concentration points The bucket teeth are pin nected and are individually replaceable pivot points of the dipstick and bucket linkage are equipped with steel bushings ane heat treated pivot pins to minimize wear pM S CRAWLER UNDERBODY The crawler underbody is equipped with split chain sprockets self cleaning tread and tumblers and centrally located lubrication points on the side frames The fully enclosed track adjustment elimin ates freezing Double flange track rollers provide maximum bearing surface in wear areas Heavy ship channel side frames extra heavy shoes and involute splined power shafting are proof of its rugged job proven construction CAB AND CONTROLS The cab provides excellent visibility and protection from the elements The large front glass panel can easily be removed All control lever linkage is above the machinery platform and away from mud and dirt Controls are conveniently located and swing and boom levers can be interchanged for right or left hand operation if desi
42. ROD PACKING GLAND RING GREASE FITTING GREASE FITTING xir BUSHING gt 221 AN DY ZZ pU 1 2 SH S MEE 2 2 299 74 v AT BUSHING NUT RAM HEAD ROD Q RING SHAFT SEAL O RING 5 PACKING Figure 20 Cross Sectional View of Hydraulic Cylinder correct torque as specified in the gear box torque HYDRAULIC CYLINDER SERVICE chart Use soft iron safety wire when replacing pinion to output shaft Intermediate shaft bearings are ad Cylinder repair kits consist of ram head and piston justed by means of shims under the intermediate shaft sleeve O rings rod packings and wiper piston packing cover Use shims as required for 0 002 inch end play and rod nut All parts of the repair kit should be used to 0 002 inch preload Output shaft bearings are adjust when a cylinder is repaired even though some of the ed by positioning the nut on the upper end of the output parts being replaced may not appear to be worn It is shaft Position and secure the nut as required for 0 002 not necessary to remove a cylinder assembly from inch end play to 0 002 inch preload Install oil seals unit in order to repair it with a cylinder repair kit spacers etc as illustrated Pack grease cavity of but extreme care must be taken to prevent the entry output and intermediate shaft covers with Mobil No 5 of any dirt or foreign particles into cylinder Pro grease or equivalent
43. RTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part Number Number Description Quantity ee SWING AND PROPEL GEAR BOXES 240039 240040 1 240048 Case and Cover Matched Set 1 2 400233 We ceo eee Que Re 5 3 240049 4 ec 1 4 400234 Lockwasher ee 25 5 400235 N b 23 5 6 220032 Input Pinion Bearing Upper Swing Gear Box REA 1 220033 Input Pinion Bearing Upper Propel Gear ROME 4 1 7 220031 Input Pinion Bearing Lower I 8 200016 Input Drive Pinion 21 1 9 200017 Intermediate Driven Gear 75 1 10 200020 Intermediate Pinion 15 1 11 220036 Intermediate Shaft Bearing Cup Lower 1 12 220041 Intermediate Shaft Bearing Cone Lower 1 13 220039 Output Shaft Bearing Cup 1 14 220040 Output Shaft Bearing Cone Lower 27 55444208 1 15 2 10066 Output Shaft l v s e 9 ox 1 16 240051 Output Shaft Oil Seal 2 1 17 010031 Output Shaft Oil Seal Lower 1 18 250052 Output Shaft Gear 1 19 020188 Drain Plug ee ee ee ee 1 20 200019 Final Drive Gear 82 1 21 40028 Suap Ring 1 22 020187 Oil Level Plug 1 23 400238 Screw e aee
44. UTLINED ON PAGE ii m 1314 5 15 om 222 ZZ 2 San soos z HT Sees KRS 12222 VLA SS I Th x 2 724 u gt Z Figure 32 Dipstick and Valve nm Index Part Number Number Description Quantity 21 3241 Screw 1 2 22 3243 Wa Sher 4 94v LK 2 23 3244 SHAD Ring ee 82 24 3271 Plunger 20 25 3249 Plunger Sleeve elves as 2 26 3141 Seal Plate eee a iq 408 87804228 4 27 3262 1 Valve Housing 5 28 3138 Seah duo Pin rion 14 3246 Check Valve Plug 4 56 4 60 s 12273 3247 Check Valve Spring ug quis quw oe Sacs 3248 Check Valve DE 2 3273 Socket Head Cap aca 4 3285 0 5 dS 3 1 3286 Plug a es Sea 1 These parts should not be considered for field replacement 33 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii 5972 222 m ep ss EGE B gt 722225 x lt d 111 lt ll TI 725 lt lt Apes TAN tf PS m Uv CHS EE 02 m 2 3 lam 2 ZZ ZZ
45. acking The brake cylinder contains springs under flanges must be tightened to prevent excessive compression and is not to be serviced other escape of hydraulic oil around the cylinder than to replace the packing set rods Do not overtighten as a small seepage of oil at these points is necessary for cylinder To remove the packing set unscrew the bronze rod lubrication packing nut and remove packing set Caution must be used not to damage the cylinder rod To replace the V packing set carefully slide the packing set over REPLACEMENT OF PIVOT PINS the cylinder rod in the order shown in figure 22 To allow removal of the pins the bucket and dipstick Replace the packing nut and tighten only enough to must be completely extended and the boom lowered seal A slight seepage of oil is necessary to lubricate until the bucket is resting firmly on the ground Use cylinder rod 22 MALE ADAPTER i Figure 22 House Brake Cylinder Packing Replacement If the cylinder does not operate for some reason other than packing failure the entire cylinder must be ENGINE MOUNTING replaced Any disassembly other than that required MOUNTING BOLI FRAME to replace the packings is extremely dangerous due to the compressed internal springs and must not be acc 5 16 INCH REPLACEMENT OF ENGINE MOUNTING FRAMES 2 2 7 CULL LLIA LL LLU A To replace front and rear engine mounting frames 4 proceed as follows see figure 23
46. ae ee 1 14 Rear 1 8 K 3390 A Inner Guide Hub with Bushing 1 9 K 15 A Drive Sprocket he Ses 5 10 3848 Screw 1 H 3849 coco Ree eee coe ee 1 1441 Lockwasher QUSS ee ee 17 11 5955 Bushing 554 eee ce 2 12 635 Crawler Adjusting 4 13 M 634 Spanner 4 14 K 3396 Spacer ate oN oe 4 15 H 3811 Drive 1 16 805 Roller with Bushing et ae 59 17 32 Bolt with Nut and Lockwasher ee ee ee ee 8 18 H 3624 tie 8 19 K 973 Idler Roller Bracket ney Z re qo 4 20 K 972 17 1 with Nut and Lockwasher 4 21 3802 xen Ge eS 14 22 K 66 Load Rover Shaft a e 49 09 2 IS SS Z SECTION A A 11 12 13 12 34 33 202223 37 36 35 SECTION 8 8 Cu NS XX T LZ AWK 1 2222 16 1 2 Figure 43 Crawler Assembly k SECTION C C 13 14 12 430 1 2 ON Lx e E 22 27 22 e x r 13 14 12 72 2 CZ 2 SE y 1 32 45 29 31 NO SNOILONALSNI A
47. ahead and to the left place only right side steering lever in upper position and push right hand travel lever forward To increase propelling speed also push left hand travel lever forward To propel machine backwards and to the right follow same procedure except pull travel lever s back When traveling straight forwards or backwards relieve pressure on the travel lever s before using either steering lever to turn machine This is neces sary to relieve pressure on jaw clutches so they will disengage easily When performing digging operations both steering levers must be pushed forward and set to apply both track drive brakes and prevent movement of the unit This procedure may not be necessary in many cases where the machine will remain stationary while digging in loose materials DIGGING HINTS Keep the work as close to the machine as possible This results in a greater mechanical advantage and also cuts down the cycle time By starting a cut with the dipstick at right angles to the boom point cycle time can be decreased because the boom does not have to be repositioned as often By tucking the dipstick as the boom is raised out of a cut the top of the cut can be cleared sooner cutting down cycle time Square cuts for manholes etc can be made easier by moving the machine in line with each bank rather than using the swing to get from bank to bank Straight down end cuts can be made by extending the dipstick and bucket and
48. d ue X ox 9 0 14 24 010029 Output Shaft Oil Seal 1 25 220038 Output Shaft Bearing 1 26 220042 Output Shaft Bearing Gone 1 27 400250 Output Shaft 1 28 400240 Output Shaft Nut s seses eseese tooo o 1 29 400241 e 1 30 230079 Output Shaft Cover 1 31 020185 2 82 400242 LOCKWABNER 6 036906 ox 40x SW SPR 5 33 400244 e a e AIR S 5 34 250028 Gasket ves ee s 1 35 250025 Intermediate Shaft Bearing Shim 003 in 6 250026 Intermediate Shaft Bearing Shim 005 in 6 250027 Intermediate Shaft Bearing Shim 010 2 36 230081 Cover and Brake Adapter Swing Gear Box 1 230080 Intermediate Shaft Cover Propel Gear Box 1 37 400245 SOLOW SX C V ee 6 38 010028 Brake Drum Hub Oil Seal Swing Gear Box Only 2 4 1 39 200018 Brake Drum Hub Swing Gear Box Only 1 40 400246 Snap Ring Swing Gear Box 1 41 020184 Brake Drum Hub Plug Swing Gear 1 42 400247 Cap Screw Swing Gear Box Only 4 43 400248 Lockwire Swing Gear Box 1 44 400249 Cap Screw Swing Gear Box Only 4 45 400243 Lockwasher Swing Gear Box Only
49. e by tripping the air shut off valve If air shut off valve has been tripped it must be reset before the engine can be operated To reset the air shut off valve first push the emergency stop knob all the way in and then manually reset the air shut off valve latch NOTE Sudden stoppage of the engine is not re commended unless absolutely necessary PREPARATION FOR STORAGE If the machine is to be stored for an indefinite length of time the following procedures are re commended subject to the anticipated storage period 1 Drain fuel system and refill with Valvoline Oil Company 503 C rust preventative com pound or its equivalent 2 Drain engine lubricant and refill with engine preservative oil 3 Drain engine cooling system and refill with rosion inhibitor 4 Crank engine to circulate preservative oils through fuel and lubricating systems 5 Drain lubricant from swing and propel peur boxes and refill with oil Wherever fluid have been drained a waterproof tag should affixed to the tank or engine cautioning operator not to operate the machine until system s have been drained and refilled with correct operating fluid 6 Remove battery 7 Relieve engine belt tension Tag belts indicating that belt tension must be adjusted before start ing engine 8 Wipe machine to remove film and dirt Apply preservative to any exposed metal surfaces subject to corrosion through prolo
50. e other bearing off with a puller Inspection of Gear Es Components Clean all components thoroughly It is impossible to overstress the importance of careful and thorough inspection of drive unit parts prior to reassembly Thorough visual inspection for indications of wear and th replacement of such parts as are necessary will eliminate costly and avoidable drive unit failure Inspect all bearings cups and cones including those not removed from parts of the drive unit and replace if worn or damaged Inspect gears for wearor damage Gears which are scored pitted ridged or worn must be replaced Hex nuts and bolts with roundedcorners all lockwashers oil seals and gaskets shouldbe replaced at the time of overhaul Use only genuine Hein Werner replacement parts for satisfactory service Remove nicks mars and burrs from machined or ground sur faces Threads must be clean and free to obtain accur ate adjustment and correct torque Studs must be tight prior to reassembling the parts Reassembly of Gear Boxes see figure 19 Reassembly of gear boxes is essentially the reverse of disassembly When assembling component partsuse a press where possible Tighten all nuts and bolts to the 19 05 LUBRICANT LEVEL PLUG LJ LUBRICANT DRAIN PLUG OUTPUT SHAFT Figure 19 Cross Sectional View of Gear Box HOUSE BRAKE INPUT DRIVE PINION PACKING FLANGE STUD PISTON SLEEVE CYLINDER TUBE PISTON
51. el plug Inspect 7 Replace the cylinder rod and piston assembly in carefully for any leaks and tighten connections or the cylinder and screw the ram head intothe end replace hoses or fittings as required of the cylinder until it is tight Replace hoses 21 ROD PACKING RAM HEAD ASSEMBLY PISTON GLAND RING PACKING FLANGE WITH SHAFT SEAL PISTON SLEEVE WITH O RING 2 PISTON PACKING Figure 21 Exploded View of Cylinder Rod Packing Piston Assembly 8 Use a hoist or jack to slowly pivot the cylinder hoists or jacks if necessary to support the boom or into position Use control lever to apply slight dipstick if supporting pivot pins are to be removed and hydraulic pressure to carefully align the rod end replaced Use a plastic or brass hammer to remove with the cylinder rod end pivot point the pins When replacing a pin carefully examine the pin bushings for evidence of wear or damage and re 9 Use a plastic hammer to insert the pivot pin place these as necessary Bushings are a press fit Lock the pivot pin in place and must be pressed out and in to prevent damage and assure proper fit and operating clearance 10 Use the control levers to raise boom and slowly apply hydraulic pressure alternately to both ends of the repaired cylinder until the cylinder is HOUSE BRAKE CYLINDER SERVICE completely filled with oil NOTE After 4 to 8 hours of operation with a cylinder which has been repacked cylinder p
52. embly OPERATOR S CAB NOT ILLUSTRATED Cab Mounting Cab Mounting ae Cab Mounting Front Detachable Glass Panel DAE Rear Window Door Window Top Window Rear Sliding Window DOOR 454 uos Door Latch Window Handles Front Sliding Window oko 352 2 MACHINERY HOUSING AND FUEL TANK NOT ILLUSTRATED Top Rear Left Hand Front Section Top Right Hand Front Top Access CPI Left Hand End Panel Rear Left Hand Post Rear Right Hand Post Right Hand End Post Right Hand End Panel Rear Door Side uos Side Door T Handle Mae oh Propel Motor Housing Complete Propel Motor Housing Body Only Propel Motor Housing Top Only Fuel e 9 e Quantity ey HRN P I t ys DS
53. eve C I 1 26 3211 7 Valve 1 21 3138 Seal Ring Ru werk die Sd 2 28 3141 Seal Pide 2 4 oen e 2 The above parts should not be considered for field replacement Index 2 Part Number Number Description Quantity DIPSTICK AND PROPEL CONTROL VALVE ASSEMBLY 1 3783 E Round Head Machine Screw 4 2 3237 Wiper 5 1 4 3 3187 Plunger Double Acting o eed 2 4 3239 Relief Valve se s s s s s 1 5 3028 O Ring EE PE CN et ETE 4 6 3232 Relief Valve Spring 1 7 3234 Relief Valve 1 8 3233 Relief Valve Sleeve 5 1 9 139 O RING Wie Ma iy nee 1 10 3128 Back Up Ring EI vx eee w N 1 11 3087 Pilot Relief Poppet 1 12 3231 Relief Valve Pilot Spring ow o nw 1 13 3235 Relief Valve Adjust Screw CAE 1 14 3238 Relief Valve Pilot Plug 1 15 3236 NOUS Q dr ae 1 16 3240 Adjust Screw 1 17 3013 Castle NUL 1 18 3275 Plunger EYE 2 19 3245 BID grax UE S 2 20 3242 Pl nser Pin u asw 2 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS O
54. g ring and slide brake drum mounting adapter from intermediate shaft Remove brake shoe return springs and brake shoes Remove roller from actuating pawl Remove brake shoe lever Remove backing plate from gear box Remove swing pinion from swing gear box and remove chain sprocket from propel gear box Remove all bolts nuts and washers which hold cover to case Remove the output and inter mediate shaft covers from the gear box cover Remove the nut and washer from the output shaft The upper end bearing is a press fit on the output shaft Use of a puller to anchoronthe cover and press against the shaft is recommended to removethe bear ing from the shaft This will also lift the cover from the case which will expose all of the other gears and shafts Lift the intermediate shaft pinion gear and bear ing assembly from the case Remove the input drive pinion and bearing assembly from the case Remove the snap ring from the output shaft and re move the final drive gear from the shaft Remove the output shaft and bearing from the case by driving it out from the inside with a plastic hammer Remove remaining cups ane oil seals from the case with a puller Place the output shaft in a press with the threaded end up and press the spacer bearing and sleeve from the shaft Place the intermediate shaft in a press and press the intermediate driven gear and bearing from the shaft Reverse the shaft and press th
55. ghten as a small seepage of oil at these points is necessary for cylinder rod lubrica tion STARTING THE ENGINE Leave all control levers in neutral Place throttle in approximately half fuel position Place ON OFF switch in ON position or place fuel shut off lever in RUN position Depress starter button to crank engine If engine fails to start after two or three cranking attempts refer to engine service manual for cause of trouble and instructions to correct it back USE OF OPERATING CONTROLS All control valves have excellent feathering characteristics to assure smooth operation and are Spring loaded to return to neutral position when pressure is released on control lever Apply gradual pressure to operate control levers and maintain a slight pressure on control levers when moving them to neutral position NOTE Operators not familiar with hydraulic mach ines may tend to over control Cause rough operation of the machine is commended that the machine operated at half throttle or less until the operator the feel of the controls The thro e setting may then be gradually increased t f ll gov erned speed as the operator b comes more familiar with the control system and control valve feathering charact 3 U Use of Boom Control Lever To raise boom pull boom pug user tigre t 6 To hold hoon in move control lever to center position neutral
56. l valves are spring loaded to return to neutral position when the pressure on the control lever is released Relief valves protect all hydraulic systems from overloading TOOL KIT A tool kit is furnished with each machine and includes 1 Grease Gun 1 Spanner Wrench 1 7 8 and 1 Open End Wrench 1 1 1 4 Open End Wrench 1 3 4 Drive Universal Joint 1 Deep Throat 3 4 Drive 1 1 16 Socket 1 Deep Throat 3 4 Drive 1 1 8 Socket 1 Standard 3 4 Drive 15 16 Socket 1 3 4 Drive 12 Extension 1 15 Crescent Wrench 1 1 1 2 Special Tube Wrench 1 Standard Sliding T 3 4 Drive 1 Standard 3 4 Drive 1 13 16 Socket 1 1 3 8 Open End Wrench ENGINE Power is supplied by either a gasoline or diesel engine The make of engine is optional Refer to the engine manual provided with your machine for opera ting instructions service information and repair parts lists HYDRAULIC PUMP DRIVE The three section tandem hydraulic pump is driven using either a solid drive shaft or a clutch see figure 2 The clutch is optional equipment and varies depending upon the engine used to power the machine If your machine is equipped with a clutch refer to the clutch kit parts list which is enclosed with this manual deus BEARING FLYWHEEL a 5 22 SN NS 3 N TI Z 2 2117 COVER PLATE CLUTCH HOUSING GREASE FITTING SNAP RING gt um INN en es aN L
57. n Y oW SS a Ere Lat 2 12 330087 Pawl Rod Right Hand P gr 1 13 330088 Steering Lever Right Hand complete dust eder 1 14 400056 Lockwasher iow D 2 15 400055 NUL 2 2 oed ooo an KR ed AR 2 16 400153 125811 A nt nee BOS 2 17 330055 Lever do een 625 4 18 400090 Snap RINE S 4 19 400015 Grease Fitting PEE E 6 20 400227 Jam oce A 21 400172 Lockwasher 25 ox os Y 9 x 2 22 400173 INGE Na VES ee Be ims 2 23 400132 BETSCTOW ul grt RR ee a 1 24 400133 Jam Nt Wee rat T IU 2022 25 400131 4 26 210044 Shifter S prr 27 210045 Shifter 5 e 28 210046 s 27 29 400174 eee Index Part Number Number Description Quantity CRAWLER ASSEMBLY 9 ft 11 in 1 1274 Grease 1 17 2 K 3392 A Guide Hub with Bushing Left Hand Use 2 for Right Hand Crawler and 1 for Left Hand 3 K 3399 B Rear Shaft ee ee 848048 1 4 5954 Bushing dq E y 3 5 K 3393 Thrust Washer EU a 5 6 K 37 go sc Z 3 3 te ee
58. ng TT 1 2 220016 Thrust Bearing gt 2 3 210042 Driven Sprocket eas eee 1 4 250013 Shin Sun 84 2 m as reqd 5 400091 eee orare 2 6 330058 Shift Yoke e s s ec Be 1 250014 ob ESI pedi 1 210048 Pin oaos e igh a 1 7 330057 Shift Yoke w a Qa VR 1 250015 Spacer SE a eet or RR t 1 400099 Cotter Pin sa soa hana a a a wi Bd od xS 1 8 220014 Bushing 44 3444 9 eS SOS 2 9 220015 Bushing s nos qd OE Rr UE 2 10 210041 Shaft a ay tai A UE ees i beh Wow NUES 1 11 200011 Bevel Gear 4 qu wow A e 1 12 400186 4 2 x Wess rum D 4 13 400204 Loekwasher 4 x3 s V 4 14 400181 EIC M 4 15 400017 NUG 5 UU MAE TREE end 8 6 4 16 400098 403 ita Baie ws E S 2 5 4 17 400195 Bolt Se 4 18 400067 a ar eg 2 19 400069 NGG v sce x Sis 5 2 20 240040 Propel Gear Box 1 21 210059 Drive Sprocket 4 2 2 1 22 400253 Snap Ring 266 1 230020 Propel Drive 1 400
59. ng by allowing the dipstick to open when the dipstick is loaded as a result of leverage caused by working of the boom or bucket A cushioning valve protects the propel motor from overloading due to external reasons RESERVOIR SWING MOTOR CROSSOVER RELIEF VALVE PUMP CONTROL VALVE 15 HOUSE BRAKE CYLINDER Figure 3 Swing System Hydraulic Schematic FILTERS DIPSTICK RELIEF VALVE RESERVOIR BOOM RELIEF VALVE PROPEL MOTOR CONTROL VALVE CROSSOVER RELIEF VALVE DIPSTICK CYLINDER Figure 4 Dipstick and Propel System Hydraulic Schematic BOOM BUCKET AND PROPEL SYSTEM The boom bucket and two speed propel systems are powered through the three spool control valve by the pump section nearest the engine see figure 5 When the system is not in use oil flows without restriction through the valve and filter to the res ervoir The control valve contains a relief valve that prevents excessive pressure build up in the circuits controlled by this valve An in line relief valve protects the boom against overloading by allowing the boom to rise when it is loadedasa result of leverage caused by working of the dip stick or bucket RESERVOIR LEFT SIDE BOOM CYLINDER BUCKET CYLINDER RELIEF VALVE RIGHT SIDE BOOM CYLINDER Figure 5 Boom Bucket and Propel System Hydraulic Schematic SECTION III OPERATION PREPARATION FOR USE Inspect the machine for securit
60. nged non usage such as valve spools cylinder rods etc 9 Close and secure all doors Seal all openings with waterproof paper 10 Fill hydraulic system completely with hydraulic oil SECTION IV MAINTENANCE GENERAL section contains a periodic inspection schedule along with necessary operating adjustments and lubrication Proper care and operation of your machine will recommendations which will help you to get the op prevent unnecessary repairs and downtime This timum performance from your machine PERIODIC INSPECTION SCHEDULE FREQUENCY INSPECTION OR SERVICE TO BE PERFORMED Daily Daily Daily Daily Daily Daily Daily Daily Daily Weekly Monthly Monthly Monthly Monthly Monthly Monthly As required required Lubricate as required Check engine lubricating oil supply Check engine coolant supply Inspect for and correct any fuel oil coolant or hydraulic system leaks Check level of hydraulic oil in reservoir Check level of lubricant in propel and swing system gear boxes Check level of electrolyte in battery coils Check back pressure indication on filter gages clean or replace elements as necessary Check engine drive belt tension Lubricate as required Check slack in propel system drive chains adjust 48 required Inspect propel system brakes adjust as required Check hydraulic system pressures Check all mechanical linkage connections Inspect all hydraulic
61. oom and Dipstick Pivot Bushing Dipstick Cylinder Base Pin ONE BO BO BO O3 BO BO BO BO G eai oS PO Dipstick Cylinder Hose C 10 Dipstick Cylinder Hose C 10HD Dipstick Cylinder Hose C 12 Boom Lift Pin 3 94 Boom Lift Pin Collar 3 Boom Cylinder Assembly C 10 d Boom Cylinder Assembly C 10HD Boom Cylinder Assembly C 12 f rus Boom Cylinder Hose ee Boom Foot ics Boom Foot Pin eres eels i Boom Cylinder Base Pin SU RE Grease Fitting 8 48 sg o P E e 9 o o 25 26 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Figure 25 Machinery Platform With Controls 1 1 SA aeger 2 72227222222222222222222222227222222272722 LPTL EL LL LL LLL CU LX LL LY 1 p V TN WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Part TA Number Number Description Quantity MACHINERY PLATFORM WITH CONTROLS 1 400027 Cotter PIE a ow Gee SS 14 2 400024 Yoke PUHL soe eRe ee ee IUS 14 3 400122 YOK 8 4 400121 as Bn 8 5 400106 20 400023 s o SORS ON 20 400
62. ow mouse oq ox RC 12 17 400023 Lockwasher 220 S 4 12 18 400111 Dowel Pin used with IHC engine 1 Figure 47 Engine Mount Installation Index Part Number Number Description Quantity 1 120219 Pad eo DP orc des 4 2 120220 Retainer ee eee c 4 3 120224 Engine Mounting Frame Front rem 1 120225 Engine Mounting Frame Rear 5 1 4 400192 Bolt ee a od 8 5 400229 1 1 1 22 w tet 4 Wh Ie TRECE NUR 83 4 57 58 WHEN ORDERING PARTS FOLLOW THE INSTRUCTIONS OUTLINED ON PAGE ii Index Number Part Number Description ENGINE INSTRUMENTS AND PANEL NOT ILLUSTRATED 320006 320007 320008 320009 320010 320015 320004 320005 320016 320017 320000 120125 120126 120127 120058 120242 120243 120244 120245 120056 120246 7120247 120248 120036 120230 120231 120232 120233 120234 120235 120236 120237 120238 120239 120240 120241 7120124 120249 120250 050009 Ammeter ee Pressure Gage Water Temperature Gage Fuel Level Gage Starter Switch for gasoline en ine Starter Button for diesel engine Water Temperature Sending Unit Oil Pressure Sending Unit Hourmeter Hourmeter 5 Panel Ass
63. red The bucket and dipstick controls can be hand or foot operated see figure 1 The seat is adjustable inthree directions Instruments are conveniently grouped beneath the cab front win dow and includes an ammeter fuel gage oil pres sure gage and water temperature gage An hour meter is mounted at the rear of the cab GEAR BOXES Swing system and propel system gear boxes are precision bored and milled to assure precise gear line up for smooth long life power transmission All gears and shafts are accurately cut from alloy steel and h at treated Shafts are carried by tapered roller bearings The swing gear box is doweled to the machinery platform with specially ground studs which assures perfect mesh between the swing pinion and the swing gear at all times The position of the propel box is adjustable to compensate for drive chain wear so that the correct chain slack can be maintained HYDRAULIC CYLINDERS All hydraulic cylinders with the exception of the house brake cylinder are double acting Cylinders are equipped with type packings contained in bronze adapters The bronze adapters eliminate di rect contact between piston and cylinder walls and between cylinder rod and rod guide Cylinder walls are honed to a fine finish Piston rods are chrome plated high carbon specially treated alloy steel VALVES All control valves have excellent feathering characteristics to assure smooth operation con tro
64. ressure gages in Swing motor crossover valve testing ports see figure 14 Run engine at full throttle and swing circuit for clockwise swing by pulling swing control lever Pressure gage in clockwise Swing testing should indicate 1650 to 1700 psi Run engine at full throttle and Figure 13 Pressure Gage Installed in Propel Motor Crossover Valve Testing Port 13 pressurize swing circuit for counterclockwise swing by pushing swing control lever forward Pressure gage in counterclockwise swing testing LUBRICATION To assure maximum efficiency and long life of the machine be sure to use the proper viscosity and grade of the recommended lubricants or their equiva lent Lubricate the machine at the points indicated in figures 15 16 17 and 18 Lubricate engine as re commended in engine service manual NOTE Be sure to remove any excess grease after lubrication of the machine or dirt and dust Figure 14 Pressure Gage Installed in Swing will accumulate and may work into bushings Motor Crossover Valve Testing Port and bearings i DIPSTICK BASE PIN BOOM CYLINDERS ROD END DIPSTICK CYLINDER ROD PIN BUCKET CYLINDER S BASE PIN DIPSTICK PIVOT PIN BOOM CYLINDERS BASE END BELL CRANK PIVOT PIN _ BUCKET PIVOT PIN BUCKET LINK AND BUCKET BUCKET CYLINDER ROD END LINK Figure 15 Lubrication Diagram for Upperworks 14
65. travel lever Power travel lever Boom control lever Bucket control lever Swing control lever Dipstick control lever Bucket control foot pedal Dipstick control foot pedal Swing system relief valve Swing system control valve Boom propel and bucket system control valve Dipstick and propel system control valve Figure 1 Machinery Platform SECTION DESCRIPTION GENERAL This manual provides operating instructions ser vice information and repair parts lists for Model C 10 C 10HD and C 12 crawler mounted hydraulic excavators Information in this manual is applicable to all models unless otherwise noted MACHINERY PLATFORM The machinery platform see figure 1 is fully reinforced at stress points to provide a rigid base for operating components The location of compo nents on the platform results in a well balanced rotating unit and provides easy access for servicing all parts including hydraulic lines and connections The use of a three section tandem hydraulic pump results in the elimination of gear drives and thus increases efficiency This also provides each control valve with an independent oil supply PE top response under all operating conditions The hydraulic reservoir is equipped with three separate suction hoses and three separate return hoses three return hoses are each equipped with a safety flow oil filter with cleanable filtering elements Disposable filtering elements
66. ure conditions are encountered consult the factory for hydraulic system oil recommendations Do not under any circumstances dilute the hydraulic system oil with kerosene The draulic system components depend on the lub ricating properties of the hydraulic system oil LUBRICATION RECOMMENDATIONS LUBRICANT FREQUENCY EP 80 90 oil Add as required to maintain level _ 80 90 oil Gear boxes Cross propel shaft housing Add as required to maintain level filler pipe at front of carbody Capacity is one quart Open gears and upper propel drive chain Crater compound Inspect visually twice daily Apply lubricant as required Swing bearing 4 fittings Mobilux GR 2 or equivalent Weekly 1 4 to 1 2 per fitting Gear box bearing grease fittings Mobil No 5 grease or equiva lent Weekly Pump drive grease fitting Moly type grease such as Mobiloil Special or equivalent Weekly All other grease fittings Moly type grease such as Daily or more often if required by Mobiloil Special or equivalent operation conditions Hydraulic reservoir Add as required to maintain level Premium grade SAE 20 oil TEN GREASE FITTINGS AND PROPEL CROSS PROPEL SHAFT SHAFT HOUSING FILLER PLUG 5 AT FRONT OF CARBODY SWING BEARING Figure 18 Lubrication Diagram for Swing Bearing and Carbody 17
67. uts equally to keep the tumb lers and drive sprocket in proper alignment Note It may be necessary to loosen the track adjusting nuts at idler end to obtain sufficient slack to tighten the drive chain 3 Replace lock pins and cotter pins 4 Remove the cotter pins and lock pins from the track adjusting nut on each side of the tracks at idler end 5 Adjust the track tension until some slack exists Note Adjust both adjusting nuts equally to keep the tumblers in proper alignment 6 Replace lock pins and cotter pins Note Chain and track must not be tight CRAWLER BRAKE AND JAW CLUTCH ADJUSTMENT To compensate for brake lining wear it is neces sary to periodically adjust crawler brake linkage Brake lining wear will be indicated when the brake and clutch levers travel too far down the ratchet and the braking action is not sufficient Since the same levers control the jaw clutches it is neces sary to check the jaw clutch clearance when adjusting brakes If necessary to adjust proceed as follows See figure 9 1 Release crawler brake and engage jaw clutch TRACK ADJUSTING NUT 3 91 89 91 9 amp 9 LOCK PIN AND IDLER END COTTER PIN Figure 8 Crawler Track and Drive Chain Adjustment 11 TRUNNION 5 PIVOT PIN Figure 9 Crawler Brake and Jaw Brake Adjustment 2 Remove cotter pin from trunnion and remove in the event of malfunction of
68. y of fuel hydraulic and electrical connections Tighten connections or attaching parts as required Check engine belt ten sion Inspect for evidence of damage which may have occurred during shipment Operate all controls to be sure they are operating freely Check oil level in hydraulic reservoir by removing high level plug in end of reservoir Oil level in reservoir must not exceed high level plug and must not be lower than low level plug If necessary add oil conforming to specifications in Section IV Check level of lubricant in swing and propel gear boxes If necessary add lubricant conforming to speci fications in Section IV Check fuel supply and fill fuel tank with fuel con forming to specifications in engine service manual Check coolant level and add as necessary Check air cleaner in accordance with instructions in engine service manual Cleanor add oilas required Check engine oil level and add oil as required according to specifications in engine service manual Check level of electrolyte in battery and add clean or distilled water as required Check battery and terminals dor corrosion and clean as required Labeicate all points as in Section IV and in engine service manual NOTE After four to eight hours of initial op ration hydraulic cylinder packing flanges must be tightened to prevent excessive escape of hy draulic oil around the cylinder rods Do not overti
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