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456-1757 VALVE GP-CONTROL -TRAVEL LEFT S/N MX51500-UP PART OF 373-7047, 456-1821 VALVE GP-MAIN CONTROL ALSO AN ATTACHMENT 305.5E


HYDRAULIC SYSTEM
VALVE GP-CONTROL
VALVE GP-MANUAL
VALVE GP-PILOT

MINI HYD EXCAVATOR 305.5E MINI HYD EXCAVATOR MX5
 305.5E Mini Hydraulic Excavator MX500001-UP (MACHINE) POWERED BY C2.4 Engine SEBP6878 305.5E MX5   (2013)

HYDRAULIC SYSTEM

VALVE GP-CONTROL
VALVE GP-CONTROL
421-5468 VALVE GP-CONTROL
VALVE GP-CONTROL
437-2880 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1757 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1758 VALVE GP-CONTROL
VALVE GP-MAIN CONTROL
373-7047 VALVE GP-MAIN CONTROL
VALVE GP-MAIN CONTROL
373-7047 VALVE GP-MAIN CONTROL
 

#SEBP68780220
 

456-1757: VALVE GP-CONTROL

456-1757 VALVE GP-CONTROL -TRAVEL LEFT
S/N MX51500-UP
PART OF 373-7047, 456-1821 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i05909019 SEBP6878
4561757 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, CAP-SCREWS & O-RING SEALS)
3. 421-5459 [1] VALVE GP-CHECK (LOAD CHECK)  
  2M-9780 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  7J-9108 [1] SEAL-O-RING  
 

#SEBP68780221
 

456-1758: VALVE GP-CONTROL

456-1758 VALVE GP-CONTROL -TRAVEL RIGHT
S/N MX51500-UP
PART OF 373-7047, 456-1821 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i05909018 SEBP6878
4561758 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 520-5072 [1] KIT-COVER  
    (INCLUDES SPOOL CAP, BOLTS & O-RING SEAL)
2. 520-5073 [1] KIT-COVER  
    (INCLUDES END CAP, SCREW CAPS & O-RING SEALS)
3. 421-5459 [1] VALVE GP-CHECK (LOAD CHECK)  
  2M-9780 [1] SEAL-O-RING  
  3K-0360 [1] SEAL-O-RING  
  7J-9108 [1] SEAL-O-RING  
4. 499-9303 [1] VALVE-CHECK  
 

#SEBP68780222
 

373-7047: VALVE GP-MAIN CONTROL

373-7047 VALVE GP-MAIN CONTROL
S/N MX51-672
PART OF 425-2956 MOUNTING GP-VALVE
AN ATTACHMENT
i05423598 SEBP6878
3737047 VALVE GP-MAIN CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 421-5444 [1] KIT-FASTENER  
    (INCLUDES TIE RODS, WASHERS & NUTS)
2. 421-5445 [7] KIT-SEAL  
3. 421-5446 [2] KIT-SEAL  
    (EACH SEAL KIT INCLUDES O-RINGS)
4. 421-5447 [1] MANIFOLD GP-CONTROL  
5. 437-2880 Y [1] VALVE GP-CONTROL (SWING)  
6. 421-5454 Y [1] VALVE GP-CONTROL (BOOM)(BOOM)  
7. 421-5458 Y [1] VALVE GP-CONTROL (TRAVEL RIGHT)  
8. 421-5462 Y [1] VALVE GP-CONTROL (BUCKET)(BUCKET)  
9. 421-5464 Y [1] VALVE GP-CONTROL (STICK)(STICK)  
10. 421-5465 Y [1] VALVE GP-CONTROL (BLADE)(BLADE)  
11. 421-5468 Y [1] VALVE GP-CONTROL (AUXILIARY)(AUXILIARY)  
12. 421-5470 [1] MANIFOLD GP-CONTROL  
13. 423-4562 [1] VALVE GP-SOLENOID (TRAVEL SPEED)  
13A. 423-4562 [1] VALVE GP-SOLENOID (HYDRAULIC LOCKOUT)  
14. 417-5445 [1] VALVE GP-PRESSURE REDUCING  
15. 421-5455 [1] VALVE GP-RELIEF (TRAVEL RIGHT)  
15A. 421-5455 [1] VALVE GP-RELIEF (BUCKET DUMP)  
15B. 421-5455 [1] VALVE GP-RELIEF (STICK OUT)  
15C. 421-5455 [1] VALVE GP-RELIEF (BLADE)  
15D. 421-5455 [1] VALVE GP-RELIEF (AUXILIARY, LH)  
15E. 421-5455 [1] VALVE GP-RELIEF (AUXILIARY, RH)  
15F. 421-5455 [1] VALVE GP-RELIEF (BLADE LOWER)  
15G. 421-5455 [1] VALVE GP-RELIEF (STICK IN)  
15H. 421-5455 [1] VALVE GP-RELIEF (BUCKET)  
16. 421-5456 [1] VALVE GP-RELIEF (BOOM)  
    (EACH VALVE GP-RELIEF INCLUDES)
  228-7103 [1] SEAL-O-RING  
17. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
18. 2M-9780 [2] SEAL-O-RING  
19. 9S-8004 [6] PLUG (9/16-18-THD)  
20. 3J-1907 [6] SEAL-O-RING  
21. 421-5461 Y [1] VALVE GP-CONTROL (TRAVEL LEFT)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP68780223
 

373-7047: VALVE GP-MAIN CONTROL

373-7047 VALVE GP-MAIN CONTROL
S/N MX51500-UP
PART OF 425-2956, 453-7396 MOUNTING GP-VALVE
ALSO AN ATTACHMENT
i05909016 SEBP6878
3737047 VALVE GP-MAIN CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 421-5444 [1] KIT-FASTENER  
    (INCLUDES TIE RODS, WASHERS & NUTS)
2. 421-5445 [7] KIT-SEAL  
3. 421-5446 [2] KIT-SEAL  
    (EACH SEAL KIT INCLUDES O-RINGS)
4. 421-5447 [1] MANIFOLD GP-CONTROL  
5. 437-2880 Y [1] VALVE GP-CONTROL (SWING)  
6. 421-5454 Y [1] VALVE GP-CONTROL (BOOM)(BOOM)  
7. 456-1758 CY [1] VALVE GP-CONTROL (TRAVEL RIGHT)(TRAVEL RIGHT)  
8. 421-5462 Y [1] VALVE GP-CONTROL (BUCKET)(BUCKET)  
9. 421-5464 Y [1] VALVE GP-CONTROL (STICK)(STICK)  
10. 421-5465 Y [1] VALVE GP-CONTROL (BLADE)(BLADE)  
11. 421-5468 Y [1] VALVE GP-CONTROL (AUXILIARY)(AUXILIARY)  
12. 421-5470 [1] MANIFOLD GP-CONTROL  
14. 417-5445 [1] VALVE GP-PRESSURE REDUCING  
15. 421-5455 [1] VALVE GP-RELIEF (TRAVEL RIGHT)  
15A. 421-5455 [1] VALVE GP-RELIEF (BUCKET DUMP)  
15B. 421-5455 [1] VALVE GP-RELIEF (STICK OUT)  
15C. 421-5455 [1] VALVE GP-RELIEF (BLADE)  
15D. 421-5455 [1] VALVE GP-RELIEF (AUXILIARY, LH)  
15E. 421-5455 [1] VALVE GP-RELIEF (AUXILIARY, RH)  
15F. 421-5455 [1] VALVE GP-RELIEF (BLADE LOWER)  
15G. 421-5455 [1] VALVE GP-RELIEF (STICK IN)  
15H. 421-5455 [1] VALVE GP-RELIEF (BUCKET)  
16. 421-5456 [1] VALVE GP-RELIEF (BOOM)  
    (EACH VALVE GP-RELIEF INCLUDES)
  228-7103 [1] SEAL-O-RING  
17. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
18. 2M-9780 [2] SEAL-O-RING  
19. 9S-8004 [6] PLUG (9/16-18-THD)  
20. 3J-1907 [6] SEAL-O-RING  
21. 456-1757 CY [1] VALVE GP-CONTROL (TRAVEL LEFT)(TRAVEL LEFT)  
22. 238-4626 C [2] COIL AS (12-VOLT)  
23. 326-4300 C [2] CARTRIDGE AS-VALVE  
    (EACH INCLUDES)
  114-2772 [1] NUT (1/2-20-THD)  
  272-6538 [1] KIT-SEAL  
    (INCLUDES O RING SEALS & BACKUP RINGS)
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP68780224
 

456-1821: VALVE GP-MAIN CONTROL

456-1821 VALVE GP-MAIN CONTROL
S/N MX51500-UP
PART OF 453-7396 MOUNTING GP-VALVE
ALSO AN ATTACHMENT
i06657456 SEBP6878
4561821 VALVE GP-MAIN CONTROL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 421-5444 [1] KIT-FASTENER  
    (INCLUDES TIE RODS, WASHERS & NUTS)
2. 421-5445 [7] KIT-SEAL  
3. 421-5446 [2] KIT-SEAL  
    (EACH SEAL KIT INCLUDES O-RING SEALS)
4. 421-5447 [1] MANIFOLD GP-CONTROL (INLET)  
5. 437-2880 Y [1] VALVE GP-CONTROL (SWING)  
6. 421-5454 Y [1] VALVE GP-CONTROL (BOOM)  
7. 456-1758 Y [1] VALVE GP-CONTROL (TRAVEL RIGHT)  
8. 421-5462 Y [1] VALVE GP-CONTROL (BUCKET)  
9. 421-5464 Y [1] VALVE GP-CONTROL (STICK)  
10. 421-5465 Y [1] VALVE GP-CONTROL (BLADE)  
11. 421-5468 Y [1] VALVE GP-CONTROL (AUXILIARY)  
12. 421-5470 [1] MANIFOLD GP-CONTROL (OUTLET)  
13. 456-1757 Y [1] VALVE GP-CONTROL (TRAVEL LEFT)  
14. 456-1828 [1] VALVE GP-PRESSURE REDUCING (PILOT)  
  454-7880 [1] KIT-SEAL  
    (INCLUDES O-RING SEALS, & RING BACKUPS)
15. 421-5455 [1] VALVE GP-RELIEF (BOOM DOWN)  
15A. 421-5455 [1] VALVE GP-RELIEF (BUCKET)  
15B. 421-5455 [1] VALVE GP-RELIEF (BUCKET DUMP)  
15C. 421-5455 [1] VALVE GP-RELIEF (STICK IN)  
15D. 421-5455 [1] VALVE GP-RELIEF (STICK OUT)  
15E. 421-5455 [1] VALVE GP-RELIEF (BLADE DOWN)  
15F. 421-5455 [1] VALVE GP-RELIEF (BLADE LIFT)  
15G. 421-5455 [1] VALVE GP-RELIEF (AUXILIARY, RH)  
15H. 421-5455 [1] VALVE GP-RELIEF (AUXILIARY, LH)  
16. 421-5456 [1] VALVE GP-RELIEF (BOOM UP)  
    (EACH VALVE GP-RELIEF INCLUDES)
  228-7103 [1] SEAL-O-RING  
17. 9S-4190 [2] PLUG-O-RING (7/8-14-THD)  
18. 2M-9780 [2] SEAL-O-RING  
19. 9S-8004 [6] PLUG (9/16-18-THD)  
20. 3J-1907 [6] SEAL-O-RING  
21. 503-6530 J [1] VALVE GP-SOLENOID (PILOT)  
21A. 503-6530 J [1] VALVE GP-SOLENOID (TRAVEL SPEED)  
    (EACH VALVE GP-SOLENOID INCLUDES)
  114-2772 [1] NUT (1/2-20-THD)  
  473-7030 [1] COIL AS (12 VDC)  
   
    AVAILABLE REPAIR KIT(S):
  272-6538 J [1] KIT-SEAL  
    (INCLUDES O-RING SEALS, & RING BACKUP)
  J   KIT MARKED J SERVICES PART(S) MARKED J
  Y   SEPARATE ILLUSTRATION
 

#SEBP68780225
 

398-9792: VALVE GP-MANUAL

398-9792 VALVE GP-MANUAL
PART OF 425-2982 LINES GP-AUXILIARY HYDRAULIC, 453-7441 LINES GP-FRONT
AN ATTACHMENT
i05370073 SEBP6878
3989792 VALVE GP-MANUAL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 163-7518 [1] RING-RETAINING  
2. 204-7637 [1] LEVER AS  
3. 398-9793 Y [1] VALVE GP-MANUAL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP68780226
 

398-9793: VALVE GP-MANUAL

398-9793 VALVE GP-MANUAL -WORK TOOL
PART OF 398-9792 VALVE GP-MANUAL
AN ATTACHMENT
i05457450 SEBP6878
3989793 VALVE GP-MANUAL Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 140-5108 [1] PLUG AS  
  119-9920 [1] SEAL-O-RING  
2. 095-1779 [1] RING-BACKUP  
3. 163-7515 [1] SHAFT  
4. 163-7517 [1] PLUG  
5. 095-1576 [1] SEAL-O-RING  
6. 095-1585 [1] SEAL-O-RING  
 

#SEBP68780227
 

165-9522: VALVE GP-PILOT

165-9522 VALVE GP-PILOT -TRAVEL
PART OF 266-2679 CONTROL GP-PILOT OPERATED HYD
AN ATTACHMENT
i04558040 SEBP6878
1659522 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 087-4707 [4] SPRING  
2. 131-5818 [4] SPRING  
3. 095-0936 [4] RING-RETAINING  
4. 126-1865 [4] SPRING  
5. 126-1866 [4] SPRING  
6. 147-4221 [4] PISTON  
7. 6V-8400 [4] SEAL-O-RING  
8. 165-9463 [2] COVER  
9. 165-9554 [4] PLUG  
10. 119-5389 [4] PACKING  
11. 165-9552 [4] PUSHROD  
12. 8T-4133 M [4] NUT (M10X1.5-THD)  
13. 087-4710 M [4] SETSCREW (M10X21-MM)  
14. 147-4131 [2] BOOT-PROTECTION  
15. 087-5708 [2] PEDAL  
16. 8T-0343 M [2] BOLT-SOCKET HEAD (M12X1.75X55-MM)  
17. 119-5388 [4] CAP  
18. 165-9553 [1] COVER  
19. 119-5391 [4] SEAT  
20. 153-5223 [12] BALL  
21. 119-5392 [4] BUSHING  
22. 165-9551 [4] SEAT  
24. 099-6137 [4] WASHER (6.1X9X0.2-MM THK)  
25. 099-6141 [4] WASHER (6.1X11X1.5-MM THK)  
26. 099-6145 [2] CAMSHAFT  
27. 099-6144 [4] BUSHING-TERMINAL  
28. 095-1260 M [2] SETSCREW-SOCKET (M6X1X6-MM)  
29. 8T-1158 M [2] BOLT-SOCKET HEAD (M8X1.25X20-MM)  
30. 8T-6759 [2] PLUG-PIPE  
  M   METRIC PART
 

#SEBP68780228
 

206-3336: VALVE GP-PILOT

206-3336 VALVE GP-PILOT -THIRD PEDAL, STRAIGHT TRAVEL
PART OF 331-6112 CONTROL GP-HYDRAULIC PEDAL
AN ATTACHMENT
i04958295 SEBP6878
2063336 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 107-6479 [1] PLUG  
2. 438-4965 [2] SPRING (STANDARD)  
    -OR-
  190-7819 [2] SPRING (OPTIONAL)  
    (REDUCES OPERATING FORCE BY 40%)
3. 335-0136 [1] BELLOWS  
4. 335-0138 [2] PACKING  
5. 095-1575 [1] SEAL-O-RING  
6. 095-1578 [2] SEAL-O-RING  
7. 095-1579 [1] SEAL-O-RING  
8. 095-1584 [1] SEAL-O-RING  
9. 6V-8399 [2] SEAL-O-RING  
10. 9M-5590 [1] BALL  
 

#SEBP68780229
 

330-4626: VALVE GP-PILOT

330-4626 VALVE GP-PILOT -WITH SHUTTLE
PART OF 425-2989 LINES GP-PILOT
AN ATTACHMENT
i05425771 SEBP6878
3304626 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 305.5E MINI HYD EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-6759 [4] PLUG-PIPE  
2. 196-3784 [3] PLUG  
3. 8T-1158 M [2] BOLT-SOCKET HEAD (M8X1.25X20-MM)  
4. 310-0422 [3] SEAT  
5. 310-0421 [3] BUSHING  
6. 3Y-9267 [3] BALL  
7. 165-9463 [2] COVER  
8. 165-9554 [4] PLUG  
9. 119-5388 [4] CAP  
10. 165-9553 [1] COVER  
11. 119-5389 [4] PACKING  
12. 095-1575 [5] SEAL-O-RING  
13. 6V-8400 [4] SEAL-O-RING  
14. 310-0420 [4] SEAL-O-RING  
15. 165-9552 [4] PUSHROD  
16. 099-6137 [4] WASHER (6.1X9X0.2-MM THK)  
17. 119-5391 [4] SEAT  
18. 8C-6965 M [2] BOLT-SOCKET HEAD (M6X1X45-MM)  
19. 119-5393 [4] PISTON  
20. 153-5223 [12] BALL  
21. 095-0673 M [2] BOLT-SOCKET HEAD (M12X1.75X60-MM)  
22. 310-0419 [4] SEAT  
23. 099-6141 [4] WASHER (6.1X11X1.5-MM THK)  
24. 131-5818 [4] SPRING  
25. 087-4707 [4] SPRING  
26. 126-1865 [4] SPRING  
27. 126-1866 [4] SPRING  
28. 099-6144 [4] BUSHING-TERMINAL  
29. 099-6145 [2] CAMSHAFT  
30. 087-5708 [2] PEDAL  
31. 095-1260 M [2] SETSCREW-SOCKET (M6X1X6-MM)  
32. 087-4710 M [4] SETSCREW (M10X21-MM)  
33. 8T-4133 M [4] NUT (M10X1.5-THD)  
34. 147-4131 [2] BOOT-PROTECTION  
  M   METRIC PART
 

Information:

Special Instruction
Test and Rework Procedure for the Bucket, Left and Right Travel Valve Sections on Certain 305.5E and 306E Mini Hydraulic Excavators{5051}
Test and Rework Procedure for the Bucket, Left and Right Travel Valve Sections on Certain 305.5E and 306E Mini Hydraulic Excavators{5051}
Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Service Letter-Australia
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Service Letter-CFEL
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Technical Information Bulletin
High Pitch Noise from the Main Control Valve May Occur on Certain 305.5E, 305.5E2, 306E, and 306E2 Mini Hydraulic Excavators {5051}
High Pitch Noise from the Main Control Valve May Occur on Certain 305.5E, 305.5E2, 306E, and 306E2 Mini Hydraulic Excavators {5051}
Incorrect Information for Adjusting the Boom Relief Valve Group for Certain Mini Hydraulic Excavators {5051}
Incorrect Information for Adjusting the Boom Relief Valve Group for Certain Mini Hydraulic Excavators {5051}
Specifications
Pilot Valve (Auxiliary)
305.5E Mini Hydraulic Excavator Machine System Specifications
Pump Control Valve
305.5E Mini Hydraulic Excavator Machine System Specifications
Pilot Valve (Joystick)
305.5E Mini Hydraulic Excavator Machine System Specifications
Main Control Valve
305.5E Mini Hydraulic Excavator Machine System Specifications
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Service Letter-Asia
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Systems Operation
Pilot Valve (Joystick)
305.5E Mini Hydraulic Excavator Machine Systems
Main Control Valve
305.5E Mini Hydraulic Excavator Machine Systems
Service Letter-APD
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE FLOW LIMITER VALVE END PLUG ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING IMPLEMENT BUCKET SECTION, LEFT AND RIGHT TRAVEL SECTION ON CERTAIN 305.5E AND 306E MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC PRIORITY VALVE ON CERTAIN 305.5E, 305.5E2, 306E, AND 306E2 MINI EXCAVATORS
Testing and Adjusting
Cylinder Drift - Check
305.5E Mini Hydraulic Excavator Machine Systems
Disassembly and Assembly
Main Control Valve - Remove
305.5E Mini Hydraulic Excavator Machine Systems
Main Control Valve - Assemble
305.5E Mini Hydraulic Excavator Machine Systems
Main Control Valve - Disassemble
305.5E Mini Hydraulic Excavator Machine Systems
Main Control Valve - Install
305.5E Mini Hydraulic Excavator Machine Systems
Service Magazine
Improvements to the Flow Limiter Valve Plug are Now Used on Certain 305.5E and 306E Mini Hydraulic Excavators {5051}
2014/06/30
The Control Valve Groups for the Bucket, Left Travel, and Right Travel are Improved on Certain 305.5E and 306E Mini Hydraulic Excavators {5051}
2014/11/11
New Solenoid Valves and Torque Specifications for the Travel Speed Solenoid Valve and the Hydraulic Activation Solenoid Valve are Now Used on Certain Mini Hydraulic Excavators {5051}
2015/01/08
An Improved Pressure Reducing Valve (PRV) is Now Used on Certain 303.5E2 to 308E/E2 Mini-Hydraulic Excavators {5051}
An Improved Pressure Reducing Valve (PRV) is Now Used on Certain 303.5E2 to 308E/E2 Mini-Hydraulic Excavators {5051}

Caterpillar Parts SIS Catalog 305.5E :

VALVE GP-CONTROL
437-2880 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5468 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5465 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5464 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5462 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5461 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5458 VALVE GP-CONTROL
VALVE GP-CONTROL
421-5454 VALVE GP-CONTROL
VALVE GP-CONTROL
456-1758 VALVE GP-CONTROL
VALVE GP-MAIN CONTROL
373-7047 VALVE GP-MAIN CONTROL
VALVE GP-MAIN CONTROL
373-7047 VALVE GP-MAIN CONTROL
VALVE GP-MAIN CONTROL
456-1821 VALVE GP-MAIN CONTROL
VALVE GP-MANUAL
398-9792 VALVE GP-MANUAL
VALVE GP-MANUAL
398-9793 VALVE GP-MANUAL
VALVE GP-PILOT
165-9522 VALVE GP-PILOT
VALVE GP-PILOT
206-3336 VALVE GP-PILOT
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