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225-4506 MOTOR GP-SWING S/N TBA1-UP; WDE1-UP; BWY1-UP PART OF 225-4505 MOTOR & MTG GP-SWING FIELD REPLACEMENT ORDER @@@@@334-9975@@@@@ 345C




HYDRAULIC SYSTEM

MOTOR GP
 

#SEBP42860810
 

225-4506: MOTOR GP-SWING

225-4506 MOTOR GP-SWING
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 225-4505 MOTOR & MTG GP-SWING
FIELD REPLACEMENT ORDER @@@@@334-9975@@@@@
i02219949 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 184-3830 Y [2] VALVE GP-RELIEF (SWING MOTOR)  
2. 234-4448 Y [1] MOTOR GP-SWING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP42860811
 

234-4448: MOTOR GP-SWING

234-4448 MOTOR GP-SWING
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 225-4506 MOTOR GP-SWING
FIELD REPLACEMENT ORDER @@@@@334-9980@@@@@
i02219954 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 234-4450 [1] SHAFT  
2. 096-1533 J [1] SEAL-LIP TYPE  
3. 188-4170 [1] BEARING  
4. 234-4449 [1] BODY  
5. 188-4165 [1] PLATE  
6. 234-4533 [1] PLATE  
7. 234-4539 [1] DOWEL  
8. 295-9686 [1] PISTON AS  
9. 188-4166 [1] PLATE  
10. 188-4164 [1] BARREL  
11. 188-4172 [3] PLATE-FRICTION  
12. 188-4173 [4] PLATE-SEPARATOR  
13. 184-3835 [1] PISTON  
14. 5J-2383 J [1] SEAL-O-RING  
15. 7Y-4294 J [1] SEAL-O-RING  
16. 4I-5849 J [1] SEAL-O-RING  
17. 123-2139 [20] SPRING  
18. 188-4162 [1] HEAD GP-MOTOR  
18A. 099-8111 [2] PIN-SPRING  
19. 3J-1907 J [2] SEAL-O-RING  
20. 110-5525 [2] PLUG  
21. 204-2677 [1] PLATE-VALVE  
22. 188-4171 [1] BEARING  
23. 170-9996 [2] PLUG  
24. 095-1600 J [2] SEAL-O-RING  
25. 170-9986 [2] SPRING  
26. 7Y-5221 M [4] BOLT-SOCKET HEAD (M20X2.5X45-MM)  
27. 170-9985 [2] VALVE-PISTON  
   
    AVAILABLE REPAIR KIT(S):
  188-4176 J [1] KIT-SEAL (SWING MOTOR)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP42860812
 

334-9975: MOTOR GP-SWING

334-9975 MOTOR GP-SWING
S/N TBA1-UP; WDE1-UP; BWY1-UP
FIELD REPLACEMENT FOR @@@@@225-4506@@@@@
i03408662 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 184-3830 Y [2] VALVE GP-RELIEF (SWING MOTOR)  
2. 334-9980 Y [1] MOTOR GP-SWING  
  Y   SEPARATE ILLUSTRATION
 

#SEBP42860813
 

334-9980: MOTOR GP-SWING

334-9980 MOTOR GP-SWING
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 334-9975 MOTOR GP-SWING
FIELD REPLACEMENT FOR @@@@@234-4448@@@@@
i03408620 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 234-4450 [1] SHAFT  
2. 096-1533 J [1] SEAL-LIP TYPE  
3. 188-4170 [1] BEARING  
4. 234-4449 [1] BODY  
5. 188-4165 [1] PLATE  
6. 234-4533 [1] PLATE  
7. 234-4539 [1] DOWEL  
8. 334-9982 [1] PISTON AS  
9. 188-4166 [1] PLATE  
10. 188-4164 [1] BARREL  
11. 188-4172 [3] PLATE-FRICTION  
12. 188-4173 [4] PLATE-SEPARATOR  
13. 184-3835 [1] PISTON  
14. 5J-2383 J [1] SEAL-O-RING  
15. 7Y-4294 J [1] SEAL-O-RING  
16. 4I-5849 J [1] SEAL-O-RING  
17. 123-2139 [20] SPRING  
18. 188-4162 [1] HEAD GP-MOTOR  
  099-8111 [2] PIN-SPRING  
19. 3J-1907 J [2] SEAL-O-RING  
20. 110-5525 [2] PLUG  
21. 204-2677 [1] PLATE-VALVE  
22. 188-4171 [1] BEARING  
23. 170-9996 [2] PLUG  
24. 095-1600 J [2] SEAL-O-RING  
25. 170-9986 [2] SPRING  
26. 7Y-5221 M [4] BOLT-SOCKET HEAD (M20X2.5X45-MM)  
27. 170-9985 [2] VALVE-PISTON  
   
    AVAILABLE REPAIR KIT(S):
  188-4176 J [1] KIT-SEAL (SWING MOTOR)  
  J   KIT MARKED J SERVICES PART(S) MARKED J
  M   METRIC PART
 

#SEBP42860814
 

232-6180: MOTOR GP-TRAVEL

232-6180 MOTOR GP-TRAVEL -TRAVEL
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 225-4504 MOTOR & MTG GP-TRAVEL
i02219899 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1T-0936 [2] PLUG-ORIFICE  
2. 4B-4158 J [4] SCREW-DRIVE (NO 4X0.25-IN)  
3. 6V-3382 [1] SEAL-LIP TYPE  
4. 8J-2559 [1] PLATE-WARNING (OIL FILL)  
5. 087-4786 [1] ADAPTER  
6. 118-5805 [1] BEARING-SPECIAL RACE  
7. 124-1530 [1] BARREL AS  
  140-8407 [9] BUSHING  
8. 124-1536 [5] DISC-FRICTION  
9. 124-1537 [6] PLATE-SEPARATOR  
10. 124-1541 [2] PIN  
11. 124-1554 [1] SPRING  
12. 124-1557 [2] RETAINER  
13. 124-1561 [20] SPRING-BRAKE  
14. 126-4002 J [2] SEAL-O-RING  
15. 126-4003 J [1] SEAL-O-RING  
16. 126-4004 J [1] RING-BACKUP  
17. 126-4040 [1] RING-BACKUP  
18. 135-3859 [1] SPACER (70.4X80X1.57-MM THK)  
19. 137-5646 [1] SPACER (70.4X87.5X7.6-MM THK)  
20. 143-7140 [2] KEY  
21. 148-3548 [1] BEARING-SPECIAL RACE  
22. 149-1207 [1] PLATE  
23. 155-4897 [9] PISTON AS  
24. 159-7320 [1] PLATE-RETAINER  
25. 167-3872 [1] SPOOL  
26. 175-7887 [2] DOWEL  
27. 184-6014 [1] BODY AS  
  124-1555 [4] PLUG  
28. 184-6015 [1] HEAD GP-PUMP  
  096-5916 [2] SEAT  
  124-1555 [8] PLUG  
29. 193-2301 [1] SHAFT  
30. 195-4456 [1] PLUG-ORIFICE  
31. 226-6544 [1] PISTON-BRAKE  
32. 230-5483 [1] SPRING  
33. 231-6550 [1] HOLD-DOWN  
34. 232-3868 [4] WASHER-BELLEVILLE  
35. 232-6181 [1] PISTON-ACTUATOR  
36. 232-6654 [1] PLATE-CAM  
37. 095-1572 J [2] SEAL-O-RING  
38. 096-5919 J [2] RING-BACKUP  
39. 143-7319 [1] RACE-ROLLER BEARING  
40. 2D-6642 [2] BALL  
41. 2M-9780 J [1] SEAL-O-RING  
42. 2R-1236 [1] RING-RETAINING (LOCK, INTERNAL)  
43. 3D-2824 J [2] SEAL-O-RING  
44. 3K-0360 J [2] SEAL-O-RING  
45. 5B-9318 [1] BALL  
46. 5P-7684 [1] PLUG  
47. 6K-6307 J [1] SEAL-O-RING  
48. 7Y-5219 J [2] SEAL-O-RING  
49. 8T-4187 M [6] BOLT (M20X2.5X80-MM)  
50. 9S-4183 [2] PLUG (1-1/16-12-THD)  
51. 9S-4185 [2] PLUG (3/4-16-THD)  
   
    AVAILABLE REPAIR KIT(S):
  226-6473 J [1] KIT-SEAL  
  J   (KIT MARKED J SERVICES PARTS MARKED J)
  M   METRIC PART
 

#SEBP42860815
 

230-0141: MOUNTING GP-COUNTERWEIGHT CYL

230-0141 MOUNTING GP-COUNTERWEIGHT CYL
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 220-2529 COUNTERWEIGHT AR
AN ATTACHMENT
i02210047 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 146-1415 [1] BRACKET AS  
2. 127-6754 [1] BAND AS  
  7Y-3430 [1] PLATE  
3. 127-6757 [1] PIN  
4. 127-6758 [1] PIN AS  
5. 135-4180 [1] BRACKET AS  
6. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
7. 7X-2562 M [4] BOLT (M20X2.5X45-MM)  
8. 7X-2576 M [14] BOLT (M24X3X70-MM)  
9. 8T-5041 M [1] BOLT (M12X1.75X120-MM)  
10. 8T-4244 M [2] NUT (M12X1.75-THD)  
11. 8T-4001 M [4] NUT (M24X3-THD)  
12. 8T-4121 [2] WASHER-HARD (11X21X2.5-MM THK)  
13. 8T-4167 [14] WASHER-HARD (26X44X4-MM THK)  
14. 093-0086 B [2] SHIM (1-MM THK)  
15. 7Y-2496 B [1] SHIM (1.6-MM THK)  
16. 093-0118 B [1] SHIM (2-MM THK)  
17. 121-1891 B [2] SHIM (1-MM THK)  
18. 127-6680 B [4] SHIM (0.5-MM THK)  
19. 8T-4123 [4] WASHER (3.62X5.75X0.375-MM THK)  
20. 135-3924 [2] GUIDE AS  
21. 5R-5927 [1] WASHER (14X65X6-MM THK)  
22. 135-8575 [1] BOLT AS  
  B   USE AS REQUIRED
  M   METRIC PART
 

#SEBP42860816
 

227-0433: MOUNTING GP-MAIN CONTROL VALVE

227-0433 MOUNTING GP-MAIN CONTROL VALVE
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 230-2693, 230-2694, 230-2695 HYDRAULIC AR
i02220529 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 236-2939 [1] BRACKET AS  
2. 245-5082 [1] GUARD  
3. 6C-9149 [4] WASHER (22X50X10-MM THK)  
4. 8T-4123 [4] WASHER (3.62X5.75X0.375-MM THK)  
5. 8T-5460 M [4] BOLT (M20X2.5X40-MM)  
6. 8T-6430 M [4] BOLT (M20X2.5X50-MM)  
  M   METRIC PART
 

#SEBP42860817
 

122-7768: PLUG GP-CONTROL VALVE

122-7768 PLUG GP-CONTROL VALVE
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 230-2761, 259-7715, 259-7772, 259-7779, 323-7737 VALVE GP-CONTROL
ALSO AN ATTACHMENT
i02231170 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7766 [1] PLUG  
2. 5J-2974 [1] SEAL-O-RING  
3. 7M-8485 [1] SEAL-O-RING  
4. 122-7767 [1] RING  
 

#SEBP42860818
 

242-6805: PUMP & MTG GP-AUXILIARY

242-6805 PUMP & MTG GP-AUXILIARY
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 200-6733, 239-8947 CONTROL AR-AUXILIARY
AN ATTACHMENT
i02229986 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 136-8899 Y [1] PUMP GP-GEAR (AUXILIARY)  
2. 236-6919 [1] SEAL-O-RING  
3. 8T-4223 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
4. 8T-4956 M [2] BOLT (M12X1.75X35-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP42860819
 

255-2984: PUMP & MTG GP-AUXILIARY

255-2984 PUMP & MTG GP-AUXILIARY
S/N TBA1-UP; WDE1-UP; BWY1-UP
PART OF 230-2693, 230-2694, 230-2695 HYDRAULIC AR
i02225250 SEBP4286
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Parts for your 345C EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 255-2985 [1] GEAR AS  
  255-2986 [1] GEAR (42-TEETH)  
1A. 255-2987 [1] BALL BEARING  
2. 255-2988 [1] FLANGE  
3. 6V-8467 [1] SEAL-O-RING  
4. 8T-4139 M [3] BOLT (M12X1.75X30-MM)  
5. 8T-4223 [5] WASHER-HARD (13.5X25.5X3-MM THK)  
6. 259-0814 Y [1] PUMP GP-PISTON  
7. 8T-4183 M [3] BOLT (M12X1.75X40-MM)  
8. 2K-4821 [1] LOCKNUT (5/8-18-THD)  
9. 8T-4122 [1] WASHER-HARD (17X32X3.5-MM THK)  
10. 117-0219 [1] GASKET  
11. 8T-4137 M [2] BOLT (M10X1.5X20-MM)  
12. 7X-7729 [3] WASHER (11X25X3-MM THK)  
13. 255-2989 [1] PLATE  
15. 8T-4136 M [1] BOLT (M10X1.5X25-MM)  
16. 5P-1076 [1] WASHER-HARD (13.5X30X4-MM THK)  
  M   METRIC PART
  R   REMANUFACTURED PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Test Specifications for Vane Cartridges{0784, 5058, 5070}
Specifications
Travel Counterbalance Valve
345C Excavator Machine System Specifications
Fan Drive Motor
345C Excavator Machine System Specifications
Travel Motor
345C Excavator Machine System Specifications
Tool Operating Manual
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Replacing Sleeve Bearings in Tyrone Gear Pumps and Motors (Used on Series 7 and 8, Iron and Aluminum Housings){0738, 5061, 5073, 7551}
Systems Operation
Travel Motor
345C Excavator Hydraulic System
Displacement Change Valve
345C Excavator Hydraulic System
Swing Motor
345C Excavator Hydraulic System
Swing Hydraulic System
345C Excavator Hydraulic System
Travel Counterbalance Valve
345C Excavator Hydraulic System
Solenoid Valve (Fine Swing)
345C Excavator Hydraulic System
Fan Motor (Hydraulic and Radiator Cooling)
345C Excavator Hydraulic System
Reuse And Salvage Guidelines
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 9, 10, and 11) {5061, 506G, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
Specifications and Reusability for Hydraulic Gear Pumps and Motors (Groups 1, 2, and 3) {5061, 5073}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
General Reuse and Salvage Guideline for Hydraulic Piston Pumps and Motors {5058, 5070}
Information Release Memo
CAT REMAN EXPANDS HYD GEAR & PISTON PUMP & MOTOR OPTIONS
CAT REMAN EXPANDS HYD GEAR & PISTON PUMP & MOTOR OPTIONS
Testing and Adjusting
Machine Drift on a Slope - Check
345C Excavator Hydraulic System
Travel on Level Ground - Test
345C Excavator Hydraulic System
Travel on Level Ground - Test - Optional Test
345C Excavator Hydraulic System
Swing Speed and Swing Drift on a Slope - Check
345C Excavator Hydraulic System
Relief Valve (Crossover) - Test and Adjust
345C Excavator Hydraulic System
Bench Test Procedures
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Rotating Group Adjustment Instructions for Bosch Rexroth Hydraulic Pumps and Motors {3203, 4351, 5058, 5070}
Disassembly and Assembly
Piston Motor (Hydraulic Fan) - Disassemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Piston Motor (Hydraulic Fan) - Assemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Swing Motor - Disassemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Swing Motor - Assemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Travel Motor - Disassemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Piston Motor (Hydraulic Fan) - Remove
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Piston Motor (Hydraulic Fan) - Install
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Travel Motor - Remove
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Travel Motor - Install
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Final Drive and Travel Motor - Remove
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Final Drive and Travel Motor - Install
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Swing Motor - Remove
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Swing Motor - Install
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Travel Motor - Assemble
345C Excavator and 345C MHPU
Mobile Hydraulic Power Unit Machine Systems

Service Magazine

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