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199-2444 VALVE GP-PILOT S/N BFG1-UP; 7KS1-UP; 2SW1-UP PART OF 128-7443 CONTROL GP-PILOT OPERATED HYD 345B L


HYDRAULIC SYSTEM
VALVE GP-PILOT
VALVE GP-PRESSURE CONTROL
VALVE GP-PRESSURE REDUCING
PUMP GP
VALVE GP-CONTROL

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-PILOT
VALVE GP-PILOT
199-2393 VALVE GP-PILOT
VALVE GP-PILOT
199-2443 VALVE GP-PILOT
VALVE GP-PILOT
199-2444 VALVE GP-PILOT
161-9666 VALVE GP-PILOT MANIFOLD
 

#SEBP27540790
 

199-2444: VALVE GP-PILOT

199-2444 VALVE GP-PILOT
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 128-7443 CONTROL GP-PILOT OPERATED HYD
i01500560 SEBP2754
1992444 VALVE GP-PILOT Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 174-9106 [1] CONTROL GP-HANDLE  
  188-2420 [1] KIT-JOYSTICK  
  102-8805 [1] KIT-RECEPTACLE (6-PIN)  
  162-2302 [1] KIT-CAP  
  8T-8729 [6] PIN-CONNECTOR (16-GA TO 18-GA)  
2. 7Y-8463 M [1] NUT (M14X2-THD)  
3. 199-2393 Y [1] VALVE GP-PILOT  
4. 145-2475 [1] BOOT  
5. 145-2473 [1] LEVER (RH)  
6. 113-2532 [1] PIN  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP27540791
 

161-9666: VALVE GP-PILOT MANIFOLD

161-9666 VALVE GP-PILOT MANIFOLD
S/N 2SW1-UP
PART OF 156-9877 LINES GP-AUXILIARY HYDRAULIC, 156-8377 LINES GP-PILOT
AN ATTACHMENT
i01012527 SEBP2754
  For full view, you need register

Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  166-7540 [1] CARTRIDGE  
  166-7542 [1] KIT-SEAL  
 

#SEBP27540792
 

122-7708: VALVE GP-PRESSURE CONTROL

122-7708 VALVE GP-PRESSURE CONTROL
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 122-7762 VALVE GP-CONTROL, 122-7760, 140-0678, 173-9557, 173-9558 VALVE GP-MAIN CONTROL
ALSO AN ATTACHMENT
i00683901 SEBP2754
1227708 VALVE GP-PRESSURE CONTROL Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9S-8006 [2] PLUG (7/8-14-THD)  
2. 2M-9780 [2] SEAL-O-RING  
3. 4J-7533 [5] SEAL-O-RING  
4. 6E-2790 [1] SPRING  
5. 6E-4280 [1] VALVE GP (PRESSURE CONTROL)  
6. 9S-4180 [5] PLUG  
    (PARTS SHOWN IN GRAPHIC(S) WITHOUT REFERENCE NUMBER ARE NOT SERVICED SEPERATLEY)
 

#SEBP27540793
 

124-1331: VALVE GP-PRESSURE REDUCING

124-1331 VALVE GP-PRESSURE REDUCING
S/N 2SW1-UP
PART OF 153-8288 LINES GP-TRAVEL MOTOR
AN ATTACHMENT
i00516294 SEBP2754
1241331 VALVE GP-PRESSURE REDUCING Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 247-7587 [1] VALVE GP-PRESSURE REDUCING  
2. 151-7681 [1] PLUG  
3. 3J-1907 [1] SEAL-O-RING  
 

#SEBP27540794
 

156-9506: VALVE GP-PRESSURE REDUCING

156-9506 VALVE GP-PRESSURE REDUCING
S/N 7KS1-UP; 2SW1-UP
PART OF 152-8862 VALVE GP-COUPLER
AN ATTACHMENT
i00944901 SEBP2754
1569506 VALVE GP-PRESSURE REDUCING Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7X-4776 [1] RING-BACKUP  
2. 6V-8398 [1] SEAL-O-RING  
3. 095-1751 [1] SEAL-O-RING  
4. 6V-3505 [1] RING-BACKUP  
5. 2M-9780 [1] SEAL-O-RING  
 

#SEBP27540795
 

137-3816: VALVE GP-PUMP CONTROL

137-3816 VALVE GP-PUMP CONTROL
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 137-3815 HEAD GP-PUMP
ALSO AN ATTACHMENT
i00835227 SEBP2754
1373816 VALVE GP-PUMP CONTROL Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 123-2017 [8] PLUG-BREAK OFF  
2. 3G-0785 [1] BALL  
3. 123-2020 [1] BUSHING  
4. 123-2021 [1] SEAT  
5. 033-6039 [4] SEAL-O-RING  
6. 6V-5196 M [6] BOLT-SOCKET HEAD (M8X1.25X80-MM)  
7. 121-1487 [1] COVER  
8. 081-3959 [1] PLUG AS  
9. 7Y-5269 [2] SEAL-O-RING  
10. 121-1488 [2] SPACER  
11. 123-1979 [2] PISTON  
12. 123-1981 [2] SEAT  
13. 137-3817 Y [1] VALVE GP-PUMP CONTROL  
14. 123-1980 [2] SPRING  
15. 087-4759 M [2] SETSCREW (M6X40-MM)  
16. 9T-4367 [2] CAP AS  
17. 9T-3853 M [2] LOCKNUT (M6X1-THD)  
18. 9T-3928 [2] PLUG AS  
19. 121-1493 [2] SPRING  
20. 137-3777 [2] SPACER  
21. 137-3779 [2] SPRING  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP27540796
 

137-3817: VALVE GP-PUMP CONTROL

137-3817 VALVE GP-PUMP CONTROL
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 137-3816 VALVE GP-PUMP CONTROL
ALSO AN ATTACHMENT
i00838305 SEBP2754
1373817 VALVE GP-PUMP CONTROL Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 120-4394 [4] PLUG-BREAK OFF  
2. 121-1496 [2] PISTON  
3. 121-1497 [2] PISTON  
4. 137-3776 [2] PISTON  
5. 099-5735 [4] SEAT-SPRING  
6. 4I-5851 [2] COVER  
7. 137-3778 [2] SPRING  
8. 4J-5351 [2] SEAL-O-RING  
9. 123-2017 [1] PLUG-BREAK OFF  
10. 9T-4367 [2] CAP AS  
11. 099-5742 M [2] SETSCREW  
12. 9T-3853 M [2] LOCKNUT (M6X1-THD)  
13. 4J-5477 [4] SEAL-O-RING  
14. 6V-8218 [2] SEAL-O-RING  
15. 8C-6965 M [6] BOLT-SOCKET HEAD (M6X1X45-MM)  
16. 099-3094 [2] DOWEL  
17. 099-5709 [2] PIN  
18. 126-2072 [1] PLUG  
  M   METRIC PART
 

#SEBP27540797
 

155-9146: VALVE GP-PUMP CONTROL

155-9146 VALVE GP-PUMP CONTROL
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 150-5883, 155-9248 PUMP GP-PISTON
i00937415 SEBP2754
1559146 VALVE GP-PUMP CONTROL Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8C-3085 [3] SEAL-O-RING  
2. 9S-4182 [1] PLUG (7/16-20-THD)  
3. 8T-8442 M [4] BOLT-SOCKET HEAD (M6X1X30-MM)  
  M   METRIC PART
 

#SEBP27540798
 

140-0672: VALVE GP-REGENERATION

140-0672 VALVE GP-REGENERATION
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
PART OF 122-7762 VALVE GP-CONTROL
FIELD REPLACEMENT ORDER @@@@@255-5588@@@@@
ALSO AN ATTACHMENT
i00827184 SEBP2754
1400672 VALVE GP-REGENERATION Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 140-0674 [1] VALVE  
2. 158-8186 [1] SPRING  
3. 103-8173 [5] SEAL-O-RING  
4. 131-5942 B [1] SHIM (1-MM THK)  
  131-5943 B [1] SHIM (0.5-MM THK)  
  131-5944 B [1] SHIM (0.2-MM THK)  
  131-5945 B [1] SHIM (0.1-MM THK)  
5. 140-0677 [1] PIN  
6. 147-4158 [1] SPRING  
  B   USE AS REQUIRED
 

#SEBP27540799
 

255-5588: VALVE GP-REGENERATION

255-5588 VALVE GP-REGENERATION
S/N BFG1-UP; 7KS1-UP; 2SW1-UP
FIELD REPLACEMENT FOR @@@@@140-0672@@@@@
i02304158 SEBP2754
2555588 VALVE GP-REGENERATION Parts scheme
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Parts for your 345B L EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 131-5945 B [1] SHIM (0.1-MM THK)  
2. 147-4158 [1] SPRING  
3. 255-5589 [1] VALVE AS  
  140-0674 [1] VALVE  
  158-8186 [1] SPRING  
4. 255-5590 [1] SLEEVE  
5. 255-5591 [1] SLEEVE  
6. 255-5594 [5] SEAL-O-RING  
7. 131-5942 B [1] SHIM (1-MM THK)  
8. 131-5943 B [1] SHIM (0.5-MM THK)  
9. 131-5944 B [1] SHIM (0.2-MM THK)  
  B   USE AS REQUIRED
 

Information:

Technical Information Bulletin
Auxiliary Control Pedal (4th) Is Still Active Even Though Backup Switch Is Activated In Manual Backup Mode
Auxiliary Control Pedal (4th) Is Still Active Even Though Backup Switch Is Activated In Manual Backup Mode
Specifications
Hydraulic Control (Auxiliary Pedal)
345B Excavator and 345B Material Handler Machine System Specifications
Pilot Valve (Joystick)
345B Excavator and 345B Material Handler Machine System Specifications
Pilot Valve (Straight Travel)
345B Excavator and 345B Material Handler Machine System Specifications
Pilot Valve (Travel)
345B Excavator and 345B Material Handler Machine System Specifications
Systems Operation
Pilot Valve (Joystick)
345B Excavator Hydraulic System
Disassembly and Assembly
Pilot Valve (Joystick) - Remove
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pilot Valve (Joystick) - Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pilot Valve (Joystick) - Disassemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Pilot Valve (Joystick) - Assemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Auxiliary Pilot Valve (Straight Travel) - Remove
345B, 345B Series II and W345B Series II Excavators Machine Systems
Auxiliary Pilot Valve (Straight Travel) - Install
345B, 345B Series II and W345B Series II Excavators Machine Systems
Auxiliary Pilot Valve (Straight Travel) - Disassemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Auxiliary Pilot Valve (Straight Travel) - Assemble
345B, 345B Series II and W345B Series II Excavators Machine Systems
Service Magazine
Optional Valve Spool Kits Are Available For The Pilot Valve Group To Modify The Response Of Implement Controls{5059,5462,5465,5466}
1998/12/28
New Shuttle Valves Installed In Boom Hydraulic Circuit At Main Control Valve On Excavators With An Auxiliary Circuit {5057,5059}
1999/04/12
The Hydraulic Pilot Oil Filter Is Improved {5059, 5092, 5479}
2001/02/12
A New Pressure Switch Improves the Reliability of the Automatic Engine Speed Control {5057, 5059}
2008/07/14

Caterpillar Parts SIS Catalog 345B L :

VALVE GP-PILOT
199-2443 VALVE GP-PILOT
VALVE GP-PILOT
199-2393 VALVE GP-PILOT
VALVE GP-PILOT
198-5867 VALVE GP-PILOT
VALVE GP-PILOT
177-1585 VALVE GP-PILOT
VALVE GP-PILOT
174-9104 VALVE GP-PILOT
VALVE GP-PILOT
174-9103 VALVE GP-PILOT
VALVE GP-PILOT
168-1764 VALVE GP-PILOT
VALVE GP-PILOT
164-4682 VALVE GP-PILOT
161-9666 VALVE GP-PILOT MANIFOLD
VALVE GP-PRESSURE CONTROL
122-7708 VALVE GP-PRESSURE CONTROL
VALVE GP-PRESSURE REDUCING
124-1331 VALVE GP-PRESSURE REDUCING
VALVE GP-PRESSURE REDUCING
156-9506 VALVE GP-PRESSURE REDUCING
VALVE GP-PUMP CONTROL
137-3816 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
137-3817 VALVE GP-PUMP CONTROL
VALVE GP-PUMP CONTROL
155-9146 VALVE GP-PUMP CONTROL
VALVE GP-REGENERATION
140-0672 VALVE GP-REGENERATION

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