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122-7660 VALVE GP-RELIEF S/N 7KS1-UP; 2SW1-UP PART OF 128-7456, 141-3937 LINES GP-FRONT, 122-7761, 122-7762, 140-0679, 179-6677 VALVE GP-CONTROL ALSO AN ATTACHMENT 345B L


HYDRAULIC SYSTEM
VALVE GP-RELIEF

EXCAVATOR 345B L EXCAVATOR 2SW
 345B, 345B L & 345B LC Excavator 2SW00001-UP (MACHINE) POWERED BY 3176C Engine SEBP2754 345B L 2SW   (1998)

HYDRAULIC SYSTEM

VALVE GP-RELIEF
VALVE GP-RELIEF
122-7660 VALVE GP-RELIEF
VALVE GP-RELIEF
122-7750 VALVE GP-RELIEF
VALVE GP-RELIEF
122-7756 VALVE GP-RELIEF
VALVE GP-RELIEF
122-7828 VALVE GP-RELIEF
 

#SEBP27540800
 

122-7660: VALVE GP-RELIEF

122-7660 VALVE GP-RELIEF
S/N 7KS1-UP; 2SW1-UP
PART OF 128-7456, 141-3937 LINES GP-FRONT, 122-7761, 122-7762, 140-0679, 179-6677 VALVE GP-CONTROL
ALSO AN ATTACHMENT
i00835213 SEBP2754
1227660 VALVE GP-RELIEF Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 030-0167 [1] RING-BACKUP  
2. 6V-8397 [1] SEAL-O-RING  
3. 7M-8485 [2] SEAL-O-RING  
4. 095-1751 [2] SEAL-O-RING  
 

#SEBP27540801
 

122-7750: VALVE GP-RELIEF

122-7750 VALVE GP-RELIEF -NEGATIVE FLOW CONTROL
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 122-7762 VALVE GP-CONTROL
ALSO AN ATTACHMENT
i00676118 SEBP2754
1227750 VALVE GP-RELIEF Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7752 [1] PLUG  
2. 5M-9624 B [2] SHIM (0.25-MM THK)  
3. 122-7748 [1] SPRING  
4. 122-7749 [1] VALVE  
5. 7E-4846 [1] SEAL-O-RING  
6. 2S-4078 [2] SEAL-O-RING  
7. 4J-6806 B [1] SHIM (1.2-MM THK)  
    (PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPERATLEY)
  B   USE AS REQUIRED
 

#SEBP27540802
 

122-7756: VALVE GP-RELIEF

122-7756 VALVE GP-RELIEF -NEGATIVE FLOW CONTROL
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
STICK 2
PART OF 122-7761, 140-0679, 179-6677, 179-6678 VALVE GP-CONTROL
ALSO AN ATTACHMENT
i00683902 SEBP2754
1227756 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7752 [1] PLUG  
2. 5M-9624 B [2] SHIM (0.25-MM THK)  
3. 122-7748 [1] SPRING  
4. 122-7749 [1] VALVE  
5. 7E-4846 [1] SEAL-O-RING  
6. 2S-4078 [2] SEAL-O-RING  
7. 4J-6806 B [1] SHIM (1.2-MM THK)  
    (PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPERATELY)
  B   USE AS REQUIRED
 

#SEBP27540803
 

122-7828: VALVE GP-RELIEF

122-7828 VALVE GP-RELIEF
S/N BFG1-337; 7KS1-UP; 2SW1-UP
PART OF 122-7760, 140-0678, 173-9557 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i00835214 SEBP2754
1227828 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 119-5398 [1] SCREEN-FILTER  
2. 4I-3873 [1] VALVE  
3. 4I-3510 [1] SPRING  
4. 122-7831 [1] ADAPTER  
5. 119-5342 [1] ADJUSTER  
6. 4I-7714 [1] NUT (3/4-16-THD)  
7. 095-1584 [1] SEAL-O-RING  
8. 5P-8215 [1] SEAL-O-RING  
9. 3D-4245 [1] SEAL-O-RING  
10. 6J-2419 [1] SEAL-O-RING  
11. 122-7703 [1] SEAT  
12. 122-7704 [1] SPRING  
13. 7M-8485 [1] SEAL-O-RING  
14. 107-6541 [1] RING-RETAINING  
15. 107-6540 [1] COLLAR  
 

#SEBP27540804
 

137-3715: VALVE GP-RELIEF

137-3715 VALVE GP-RELIEF
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 123-1998 MOTOR GP-SWING
i00835225 SEBP2754
1373715 VALVE GP-RELIEF Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-1698 [1] SEAL-O-RING  
2. 7Y-4278 [1] RING-BACKUP  
3. 7I-0967 [1] SEAL-O-RING  
4. 7I-0966 [1] RING-BACKUP  
5. 095-1785 [1] RING-BACKUP  
6. 095-1586 [1] SEAL-O-RING  
 

#SEBP27540805
 

143-8144: VALVE GP-RELIEF

143-8144 VALVE GP-RELIEF
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 128-7434 LINES GP-PILOT
i00827199 SEBP2754
1438144 VALVE GP-RELIEF Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 143-8145 Y [1] VALVE GP-RELIEF  
2. 143-8087 [1] BLOCK  
  Y   SEPARATE ILLUSTRATION
 

#SEBP27540806
 

143-8145: VALVE GP-RELIEF

143-8145 VALVE GP-RELIEF
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 143-8144 VALVE GP-RELIEF
i00913961 SEBP2754
1438145 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-1582 [1] SEAL-O-RING  
2. 095-1578 [1] SEAL-O-RING  
3. 095-1786 [1] RING-BACKUP  
4. 095-1587 [1] SEAL-O-RING  
 

#SEBP27540807
 

146-7727: VALVE GP-RELIEF

146-7727 VALVE GP-RELIEF
S/N BFG1-UP; 2SW1-UP
PART OF 161-6850 LINES GP-PUMP
AN ATTACHMENT
i00867429 SEBP2754
1467727 VALVE GP-RELIEF Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 6C-6628 [1] BLOCK  
2. 8J-0426 [1] PLUG  
3. 7M-8485 [3] SEAL-O-RING  
4. 9S-4191 [1] PLUG (9/16-18-THD)  
5. 3J-1907 [1] SEAL-O-RING  
6. 9S-4181 [1] PLUG (1-5/16-12-THD)  
7. 8J-0324 [1] PLUG  
8. 5F-5835 [1] SPRING  
9. 6C-8001 Y [1] VALVE GP-RELIEF  
  Y   SEPARATE ILLUSTRATION
 

#SEBP27540808
 

147-5777: VALVE GP-RELIEF

147-5777 VALVE GP-RELIEF
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 147-5789 MOTOR GP-SWING
i00827203 SEBP2754
1475777 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-1698 [1] SEAL-O-RING  
2. 7Y-4278 [1] RING-BACKUP  
3. 7I-0967 [1] SEAL-O-RING  
4. 7I-0966 [1] RING-BACKUP  
5. 095-1785 [1] RING-BACKUP  
6. 095-1586 [1] SEAL-O-RING  
 

#SEBP27540809
 

170-9991: VALVE GP-RELIEF

170-9991 VALVE GP-RELIEF
S/N BFG338-UP; 7KS904-UP; 2SW157-UP
PART OF 165-9337 MOTOR GP-SWING
i01583985 SEBP2754
1709991 VALVE GP-RELIEF Parts scheme
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 168-0765 [1] RING-BACKUP  
2. 7J-9933 [1] SEAL-O-RING  
3. 7I-0966 [1] RING-BACKUP  
4. 6V-5556 [1] SEAL-O-RING  
5. 095-1698 [1] SEAL-O-RING  
 

Information:

Service Letter-NACD
PRODUCT SUPPORT PROGRAM FOR REPLACING LINE RELIEF VALVES ON CERTAIN 345B, 345B L, 345B SERIES II, AND 345B L SERIES II HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING LINE RELIEF VALVES ON CERTAIN 345B, 345B L, 345B SERIES II, AND 345B L SERIES II HYDRAULIC EXCAVATORS
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Tool Operating Manual
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Repairing Line Relief Valve Seats in Hydraulic Control Valves Using the 229-3612 Hydraulic Valve Seat Repair Kit{0738, 5117}
Service Letter-China
PRODUCT SUPPORT PROGRAM FOR REPLACING LINE RELIEF VALVES ON CERTAIN 345B, 345B L, 345B SERIES II, AND 345B L SERIES II HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING LINE RELIEF VALVES ON CERTAIN 345B, 345B L, 345B SERIES II, AND 345B L SERIES II HYDRAULIC EXCAVATORS
Service Letter-Asia
Systems Operation
Relief Valve (Crossover)
345B Excavator Hydraulic System
Relief Valve (Line)
345B Excavator Hydraulic System
Relief Valve (Main)
345B Excavator Hydraulic System
Service Letter-APD
PRODUCT SUPPORT PROGRAM FOR REPLACING LINE RELIEF VALVES ON CERTAIN 345B, 345B L, 345B SERIES II, AND 345B L SERIES II HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING LINE RELIEF VALVES ON CERTAIN 345B, 345B L, 345B SERIES II, AND 345B L SERIES II HYDRAULIC EXCAVATORS
Testing and Adjusting
Relief Valve (Main) - Test and Adjust
345B Excavator Hydraulic System
Relief Valve (Line) - Test and Adjust
345B Excavator Hydraulic System
Relief Valve (Swing) - Test and Adjust
345B Excavator Hydraulic System
Relief Valve (Crossover) - Test and Adjust
345B Excavator Hydraulic System
Relief Valve (Fan Pump) - Test and Adjust
345B Excavator Hydraulic System
Relief Valve (One Way Flow Line) - Test and Adjust
345B L Excavator Attachment Hydraulic System
Relief Valve (Line) - Test and Adjust - Equipped with Boom and Stick Lowering Control Valves
345B Excavator Hydraulic System
Disassembly and Assembly
Relief Valve (Fan Pump) - Remove
345B, 345B Series II and W345B Series II Excavators Machine Systems
Relief Valve (Fan Pump) - Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Relief Valve (Fan Pump) - Disassemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Relief Valve (Fan Pump) - Assemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Relief Valve (Pilot) - Remove and Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Service Magazine
New Relief Valves Improve Machine Performance {5069}
2000/01/03
A New Main Relief Valve Improves The Regulation Of The Pressure In The Hydraulic System {5069}
2000/02/21
New Relief Valves Improve Controllability {5117, 5117}
2004/12/27

Caterpillar Parts SIS Catalog 345B L :

VALVE GP-REGENERATION
255-5588 VALVE GP-REGENERATION
VALVE GP-REGENERATION
140-0672 VALVE GP-REGENERATION
VALVE GP-PUMP CONTROL
155-9146 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
137-3817 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
137-3816 VALVE GP-PUMP CONTROL
VALVE GP-PRESSURE REDUCING
156-9506 VALVE GP-PRESSURE REDUCING
VALVE GP-PRESSURE REDUCING
124-1331 VALVE GP-PRESSURE REDUCING
VALVE GP-PRESSURE CONTROL
122-7708 VALVE GP-PRESSURE CONTROL
VALVE GP-RELIEF
122-7750 VALVE GP-RELIEF
VALVE GP-RELIEF
122-7756 VALVE GP-RELIEF
VALVE GP-RELIEF
122-7828 VALVE GP-RELIEF
VALVE GP-RELIEF
137-3715 VALVE GP-RELIEF
VALVE GP-RELIEF
143-8144 VALVE GP-RELIEF
VALVE GP-RELIEF
143-8145 VALVE GP-RELIEF
VALVE GP-RELIEF
146-7727 VALVE GP-RELIEF
VALVE GP-RELIEF
147-5777 VALVE GP-RELIEF

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