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350-6635 VALVE AR-BOOM LOWERING CONTROL S/N L5R1-UP PART OF 350-6636, 366-4274 OEM AR-MOBILE HYD POWER UNIT 345D




HYDRAULIC SYSTEM

VALVE GP-LOAD CONTROL
 

#SEBP56960630
 

350-6635: VALVE AR-BOOM LOWERING CONTROL

350-6635 VALVE AR-BOOM LOWERING CONTROL
S/N L5R1-UP
PART OF 350-6636, 366-4274 OEM AR-MOBILE HYD POWER UNIT
i04692949 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  351-9699 Y [1] FILM GP (SMARTBOOM)  
  325-5764 Y [1] LINES GP-BOOM CYLINDER  
  302-3142 Y [1] LINES GP-PILOT (BOOM FLOAT)  
  302-3283 Y [1] LINES GP-PILOT (STICK LOWERING CONTROL)  
  302-3141 Y [1] LINES GP-RETURN (BOOM FLOAT)  
  239-1607 Y [1] LINES GP-SENSOR (OVERLOAD WARNING)  
  323-7682 Y [1] VALVE GP-MAIN CONTROL (HEAVY LIFT)  
  336-6156 Y [1] WIRING GP-CAB (BOOM FLOAT)  
  336-6207 Y [1] WIRING GP-CHASSIS (BOOM FLOAT)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP56960631
 

303-2617: VALVE AR-SWING

303-2617 VALVE AR-SWING -WITHOUT FINE SWING
S/N P5D1-UP; L5R1-UP
PART OF 323-7266, 323-7269, 325-5763, 325-5767, 328-2829 OEM AR-MOBILE HYD POWER UNIT, 350-3664 OPTION AR-REGIONAL
i03319625 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  295-9496 Y [1] LINES GP-SWING MOTOR  
   
  SWITCH AS-ROCKER (FINE SWING)  
  Y   SEPARATE ILLUSTRATION
 

#SEBP56960632
 

122-7690: VALVE GP-CHECK

122-7690 VALVE GP-CHECK
S/N P5D1-UP; L5R1-UP
PART OF 323-7702, 323-7703 VALVE GP-CONTROL
i00827130 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7687 [1] PLUG  
2. 2M-9780 [1] SEAL-O-RING  
3. 122-7689 [1] SPRING  
    (PARTS SHOWN IN GRAPHIC(S) WIHTOUT REFERENCE NUMBER ARE NOT SERVICED SEPERATLEY)
 

#SEBP56960633
 

239-9036: VALVE GP-CHECK

239-9036 VALVE GP-CHECK
S/N P5D1-UP; L5R1-UP
PART OF 296-7131 LINES GP-FRONT, 305-5632 PARTS AR-MISCELLANEOUS
i02179323 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 123-2535 [1] VALVE  
2. 123-2537 [1] SPRING  
3. 239-9037 [1] FITTING  
4. Z [1] BODY  
5. 239-9039 [1] VALVE  
6. 239-9040 [1] SPRING  
7. 095-1597 [2] SEAL-O-RING  
8. 095-1791 [2] RING-BACKUP  
9. 5K-9090 [1] SEAL-O-RING  
  Z   NOT SERVICED SEPARATELY
 

#SEBP56960634
 

297-0370: VALVE GP-CHECK

297-0370 VALVE GP-CHECK
S/N L5R1-UP
PART OF 296-7131 LINES GP-FRONT
i02738996 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 095-1585 [1] SEAL-O-RING  
2. 225-4804 [3] PLUG  
3. 4J-7533 [3] SEAL-O-RING  
4. 095-1602 [1] SEAL-O-RING  
5. 232-4113 [1] RING  
6. 095-1601 [1] SEAL-O-RING  
7. 8T-3008 [1] RING-BACKUP  
8. 095-1700 [1] SEAL-O-RING  
9. 7M-8485 [1] SEAL-O-RING  
10. 095-1657 [1] SEAL-O-RING  
11. 232-4114 [2] RING  
 

#SEBP56960635
 

163-4839: VALVE GP-CONTROL

163-4839 VALVE GP-CONTROL
S/N P5D1-UP; L5R1-UP
PART OF 276-6291, 276-6296, 315-1676 FRAME GP-UNDERCARRIAGE
i03842789 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 185-6296 [2] KIT-SEAL  
2. 185-6299 [1] KIT-SEAL  
    (EACH SEAL-KIT INCLUDES O-RING SEALS & QUAD-RING SEALS)
3. 352-8818 [2] VALVE AS-RELIEF  
    (EACH INCLUDES)
  185-6296 [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & QUAD-RING SEALS)
4. 352-8819 [1] VALVE AS-RELIEF  
  185-6299 [1] KIT-SEAL  
    (INCLUDES O-RING SEALS & QUAD-RING SEALS)
 

#SEBP56960636
 

254-3080: VALVE GP-CONTROL

254-3080 VALVE GP-CONTROL -QUICK COUPLER
S/N L5R1-UP
PART OF 296-7133 LINES GP-PILOT
i02264585 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 287-2352 [1] RETAINER-SPRING  
2. 6E-5438 [1] SPRING  
3. 6E-5439 [1] SPRING  
4. 121-1491 Y [1] VALVE GP-SOLENOID (QUICK COUPLER)  
5. 247-7587 [2] VALVE GP-PRESSURE REDUCING (QUICK COUPLER)  
    (EACH INCLUDES)
  172-4432 [1] KIT-SEAL (QUICK COUPLER VALVE)  
6. Z [1] BODY-VALVE  
7. Z [1] STEM  
8. 148-8407 [2] PLUG AS  
    (EACH INCLUDES)
  3J-1907 [1] SEAL-O-RING  
  9S-4191 [1] PLUG (9/16-18-THD)  
9. 4J-5267 [1] SEAL-O-RING  
10. 6E-2313 [1] COVER  
11. 6E-5431 [5] SHIM (0.5-MM THK)  
12. 6E-5434 [1] HOUSING-PILOT  
13. 7I-2272 M [2] BOLT (M5X0.8X12-MM)  
14. 8F-0212 [1] SEAL-O-RING  
15. 8T-4195 M [2] BOLT (M10X1.5X30-MM)  
16. 8T-4224 [2] WASHER-HARD (8.8X16X2-MM THK)  
17. 8T-6759 [12] PLUG-PIPE  
18. 8T-6870 M [2] BOLT (M8X1.25X70-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
  Z   NOT SERVICED SEPARATELY
 

#SEBP56960637
 

285-1531: VALVE GP-CONTROL

285-1531 VALVE GP-CONTROL -MEDIUM PRESSURE
S/N P5D1-UP; L5R1-UP
PART OF 292-7168 LINES GP-PUMP
i02877234 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 170-0848 [1] MANIFOLD AS (OUTLET)  
2. 261-2445 [1] VALVE AS-RELIEF (MAIN)  
3. 261-2452 [1] MOUNTING GP-VALVE  
4. 285-1777 [2] VALVE GP-RELIEF (230-BAR (3336-PSI))  
    -OR-
  260-3003 A [2] VALVE GP-RELIEF (160-BAR (2321-PSI))  
    (OPTIONAL SERVICE REPLACEMENT)
    -OR-
  309-9941 A [2] VALVE GP-RELIEF (80-BAR (1160-PSI))  
    (OPTIONAL SERVICE REPLACEMENT)
  A   NOT PART OF THIS GROUP
 

#SEBP56960638
 

323-7700: VALVE GP-CONTROL

323-7700 VALVE GP-CONTROL -RH
S/N P5D1-UP; L5R1-UP
PART OF 323-7681, 323-7682 VALVE GP-MAIN CONTROL
i03078790 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7663 [4] COVER  
2. 122-7666 [3] SPRING  
3. 122-7682 [3] VALVE  
4. 122-7720 [1] ADAPTER  
5. 122-7756 Y [1] VALVE GP-RELIEF (NEGATIVE FLOW CONTROL)  
6. 122-7765 [2] PLUG-PIPE  
7. 122-7768 Y [3] PLUG GP-CONTROL VALVE  
8. 122-7785 [1] COVER  
9. 122-7787 [5] COVER  
10. 140-0681 [1] COVER  
11. 147-4297 [2] VALVE  
12. 147-4299 [2] SPRING  
13. 225-4818 [2] PLUG AS  
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
14. 230-2770 [2] PLUG  
15. 230-2771 [1] PLUG  
16. 230-2772 [3] PLUG  
17. 239-8984 Y [3] VALVE GP-RELIEF  
18. 323-7704 Y [1] VALVE GP-CONTROL (WITHOUT COVERS, HOUSINGS)  
19. 095-1597 [6] SEAL-O-RING  
20. 095-1791 [6] RING-BACKUP  
21. 148-8395 [1] PLUG AS  
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
22. 148-8407 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-4191 [1] PLUG (9/16-18-THD)  
23. 4J-0523 [1] SEAL-O-RING  
24. 4J-0525 [5] SEAL-O-RING  
25. 4J-0526 [5] SEAL-O-RING  
26. 4J-5309 [2] SEAL-O-RING  
27. 5P-2568 [1] SEAL-O-RING  
28. 6V-6793 [1] RING-BACKUP  
29. 7X-2550 M [8] BOLT (M12X1.75X110-MM)  
30. 7X-2553 M [4] BOLT (M16X2X40-MM)  
31. 8T-4223 [20] WASHER-HARD (13.5X25.5X3-MM THK)  
32. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
33. 8T-5041 M [2] BOLT (M12X1.75X120-MM)  
34. 9X-8257 [4] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP56960639
 

323-7700: VALVE GP-CONTROL

323-7700 VALVE GP-CONTROL -RH
S/N P5D1-UP; L5R1-UP
PART OF 323-7682 VALVE GP-MAIN CONTROL
i06051397 SEBP5696
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Parts for your 345D EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 122-7663 [4] COVER  
2. 122-7666 [3] SPRING  
3. 122-7682 [3] VALVE  
4. 122-7720 [1] ADAPTER  
5. 122-7756 Y [1] VALVE GP-RELIEF (NEGATIVE FLOW CONTROL)(STICK 2)  
6. 122-7765 [2] PLUG-PIPE  
7. 122-7768 Y [3] PLUG GP-CONTROL VALVE  
8. 122-7785 [1] COVER  
9. 122-7787 [5] COVER  
10. 140-0681 [1] COVER  
11. 147-4297 [2] VALVE (STICK 2)  
12. 147-4299 [2] SPRING  
13. 225-4818 [2] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
14. 230-2770 [2] PLUG  
15. 230-2771 [1] PLUG  
16. 230-2772 [3] PLUG  
17. 352-7203 CY [2] VALVE GP-RELIEF (BUCKET)  
17A. 352-7203 CY [1] VALVE GP-RELIEF (BOOM)  
18. 323-7704 Y [1] VALVE GP-CONTROL (WITHOUT COVERS, HOUSINGS)  
19. 095-1597 [6] SEAL-O-RING  
20. 095-1791 [6] RING-BACKUP  
21. 148-8395 [1] PLUG AS  
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
22. 148-8407 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-4191 [1] PLUG (9/16-18-THD)  
23. 4J-0523 [1] SEAL-O-RING  
24. 4J-0525 [5] SEAL-O-RING  
25. 4J-0526 [5] SEAL-O-RING  
26. 4J-5309 [2] SEAL-O-RING  
27. 5P-2568 [1] SEAL-O-RING  
28. 6V-6793 [1] RING-BACKUP  
29. 7X-2550 M [8] BOLT (M12X1.75X110-MM)  
30. 453-1259 M [4] BOLT (M16X2X40-MM)  
31. 8T-4223 [20] WASHER-HARD (13.5X25.5X3-MM THK)  
32. 8T-4956 M [10] BOLT (M12X1.75X35-MM)  
33. 8T-5041 M [2] BOLT (M12X1.75X120-MM)  
34. 451-2175 [4] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Operation and Maintenance Manual
Equipment Lowering with Engine Stopped
345D MHPU and 349D MHPU Mobile Hydraulic Power Units
Specifications
Control Valve (Boom Lowering)
345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine System
Control Valve (Boom Lowering) - Manual
345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine System
Control Valve (Stick Lowering)
345D MHPU and 349D MHPU Mobile Hydraulic Power Units Machine System
Systems Operation
Control Valve (Boom Lowering) - If equipped
345D Excavator and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Hydraulic System
Control Valve (Stick Lowering)
345D Excavator and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Hydraulic System
Check Valve (Load)
345D Excavator and 345D MHPU and 349D MHPU Mobile Hydraulic Power Units Hydraulic System
Testing and Adjusting
Cylinder Drift - Check - Empty Bucket
345D MHPU and 349D MHPU Mobile Hydraulic Power Units Hydraulic System
Cylinder Drift - Check - Loaded Bucket
345D MHPU and 349D MHPU Mobile Hydraulic Power Units Hydraulic System
Service Magazine

Caterpillar Parts SIS Catalog 345D :

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