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225-4785 VALVE GP-LOAD CONTROL -BOOM CYLINDER S/N WNE1-UP; ZMF1-UP; CWG1-UP PART OF 278-6874, 286-6495, 317-4887, 337-1276 LINES GP-BOOM CYLINDER Type 1 AN ATTACHMENT 323D LN




HYDRAULIC SYSTEM

VALVE GP-LOAD CONTROL
 

#SEBP54760890
 

225-4785: VALVE GP-LOAD CONTROL

225-4785 VALVE GP-LOAD CONTROL -BOOM CYLINDER
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 278-6874, 286-6495, 317-4887, 337-1276 LINES GP-BOOM CYLINDER
Type 1
AN ATTACHMENT
i02410956 SEBP5476
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Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-2596 [1] SPRING  
3. 8J-6815 [3] PLUG-ORIFICE  
4. 9T-1614 [1] VALVE  
5. 165-9513 [1] SEAT  
6. 165-9514 [1] PLUG  
7. Z [1] BODY-VALVE  
8. 225-4787 [1] VALVE  
9. 225-4789 [1] VALVE  
10. 225-4790 [1] SPRING  
11. 225-4791 [1] GUIDE  
12. 225-4792 [1] PLUG  
13. 225-4793 [1] VALVE AS  
14. 225-4796 [1] PISTON  
15. 225-4797 [1] VALVE AS  
16. 259-7788 [1] GUIDE AS  
  4T-0987 [1] BUSHING  
17. 225-4803 [1] COVER  
18. 8T-6759 [1] PLUG-PIPE  
19. 225-4818 [7] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
20. 225-4820 [4] PLUG AS  
    (EACH INCLUDES)
  3J-7354 [1] SEAL-O-RING  
  225-4821 [1] PLUG  
21. 225-4830 B [1] SHIM (1-MM THK)  
22. 225-4831 B [2] SHIM (0.5-MM THK)  
23. 225-4832 B [2] SHIM (0.2-MM THK)  
24. 225-4833 B [1] SHIM (0.1-MM THK)  
25. 255-5662 Y [1] VALVE GP-RELIEF (LINE)(BOOM CYLINDER)  
26. 095-1594 [2] SEAL-O-RING  
27. 095-1789 [2] RING  
28. 122-7797 [2] RING  
29. 2D-6642 [1] BALL  
30. 3H-0442 [1] SEAL-O-RING  
31. 3J-1907 [2] SEAL-O-RING  
32. 6V-5326 [2] SEAL-O-RING  
33. 7Y-5226 M [1] NUT (M5X0.8-THD)  
34. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
  Z   NOT SERVICED SEPARATELY
 

#SEBP54760891
 

225-4785: VALVE GP-LOAD CONTROL

225-4785 VALVE GP-LOAD CONTROL -BOOM CYLINDER
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 278-6874, 286-6495, 317-4887, 337-1276 LINES GP-BOOM CYLINDER
Type 2
AN ATTACHMENT
i04089350 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-2596 [1] SPRING  
3. 8J-6815 [3] PLUG-ORIFICE  
4. 9T-1614 [1] VALVE  
5. 165-9513 [1] SEAT  
6. 165-9514 [1] PLUG  
8. 225-4787 [1] VALVE  
9. 225-4789 [1] VALVE  
10. 225-4790 [1] SPRING  
11. 225-4791 [1] GUIDE  
12. 225-4792 [1] PLUG  
13. 225-4793 [1] VALVE AS  
14. 225-4796 [1] PISTON  
15. 225-4797 [1] VALVE AS  
16. 259-7788 [1] GUIDE AS  
  4T-0987 [1] BUSHING  
17. 225-4803 [1] COVER  
18. 8T-6759 [1] PLUG-PIPE  
19. 225-4818 [7] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
20. 225-4820 [4] PLUG AS  
    (EACH INCLUDES)
  3J-7354 [1] SEAL-O-RING  
  225-4821 [1] PLUG  
21. 225-4830 B [1] SHIM (1-MM THK)  
22. 225-4831 B [2] SHIM (0.5-MM THK)  
23. 225-4832 B [2] SHIM (0.2-MM THK)  
24. 225-4833 B [1] SHIM (0.1-MM THK)  
25. 352-7123 CY [1] VALVE GP-RELIEF (LINE)  
26. 095-1594 [2] SEAL-O-RING  
27. 095-1789 [2] RING  
28. 122-7797 [2] RING  
29. 2D-6642 [1] BALL  
30. 3H-0442 [1] SEAL-O-RING  
31. 3J-1907 [2] SEAL-O-RING  
32. 6V-5326 [2] SEAL-O-RING  
33. 5C-2874 CM [1] NUT (M5X0.8-THD)  
34. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP54760892
 

225-4843: VALVE GP-LOAD CONTROL

225-4843 VALVE GP-LOAD CONTROL -STICK CYLINDER
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 335-4974 LINES GP-BOOM CYLINDER, 262-3471, 335-4981 LINES GP-STICK CYLINDER
Type 1
AN ATTACHMENT
i02408528 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-2596 [1] SPRING  
3. 8J-6815 [1] PLUG-ORIFICE  
4. 9T-1614 [1] VALVE  
5. 165-9513 [1] SEAT  
6. 165-9514 [1] PLUG  
7. 225-4787 [1] VALVE  
8. 225-4789 [1] VALVE  
9. 225-4790 [1] SPRING  
10. 225-4791 [1] GUIDE  
11. 225-4792 [1] PLUG  
12. 225-4793 [1] VALVE AS  
13. 225-4796 [1] PISTON  
14. 225-4797 [1] VALVE AS  
15. 259-7788 [1] GUIDE AS  
15A. 4T-0987 [1] BUSHING  
16. 225-4803 [1] COVER  
17. 225-4818 [6] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
18. 225-4820 [2] PLUG AS  
    (EACH INCLUDES)
  3J-7354 [1] SEAL-O-RING  
  225-4821 [1] PLUG  
19. 225-4830 B [1] SHIM (1-MM THK)  
20. 225-4831 B [2] SHIM (0.5-MM THK)  
21. 225-4832 B [2] SHIM (0.2-MM THK)  
22. 225-4833 B [1] SHIM (0.1-MM THK)  
25. 255-5662 Y [1] VALVE GP-RELIEF (LINE)  
26. 095-1594 [2] SEAL-O-RING  
27. 095-1789 [2] RING  
28. 122-7797 [2] RING  
29. 2D-6642 [1] BALL  
30. 3H-0442 [1] SEAL-O-RING  
31. 3J-1907 [2] SEAL-O-RING  
32. 6V-5326 [2] SEAL-O-RING  
33. 7Y-5226 M [1] NUT (M5X0.8-THD)  
34. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
35. 8T-6759 [1] PLUG-PIPE  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
  B   USE AS REQUIRED
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP54760893
 

225-4843: VALVE GP-LOAD CONTROL

225-4843 VALVE GP-LOAD CONTROL -STICK CYLINDER
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 335-4974 LINES GP-BOOM CYLINDER, 262-3471, 335-4981 LINES GP-STICK CYLINDER
Type 2
AN ATTACHMENT
i04090004 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2S-2596 [1] SPRING  
3. 8J-6815 [1] PLUG-ORIFICE  
4. 9T-1614 [1] VALVE  
5. 165-9513 [1] SEAT  
6. 165-9514 [1] PLUG  
7. 225-4787 [1] VALVE  
8. 225-4789 [1] VALVE  
9. 225-4790 [1] SPRING  
10. 225-4791 [1] GUIDE  
11. 225-4792 [1] PLUG  
12. 225-4793 [1] VALVE AS  
13. 225-4796 [1] PISTON  
14. 225-4797 [1] VALVE AS  
15. 259-7788 [1] GUIDE AS  
15A. 4T-0987 [1] BUSHING  
16. 225-4803 [1] COVER  
17. 225-4818 [6] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
18. 225-4820 [2] PLUG AS  
    (EACH INCLUDES)
  3J-7354 [1] SEAL-O-RING  
  225-4821 [1] PLUG  
19. 225-4830 B [1] SHIM (1-MM THK)  
  225-4831 B [2] SHIM (0.5-MM THK)  
  225-4832 B [2] SHIM (0.2-MM THK)  
  225-4833 B [1] SHIM (0.1-MM THK)  
25. 352-7123 CY [1] VALVE GP-RELIEF (LINE)  
26. 095-1594 [2] SEAL-O-RING  
27. 095-1789 [2] RING  
28. 122-7797 [2] RING  
29. 2D-6642 [1] BALL  
30. 3H-0442 [1] SEAL-O-RING  
31. 3J-1907 [2] SEAL-O-RING  
32. 6V-5326 [2] SEAL-O-RING  
33. 5C-2874 CM [1] NUT (M5X0.8-THD)  
34. 8T-4139 M [4] BOLT (M12X1.75X30-MM)  
35. 8T-6759 [1] PLUG-PIPE  
   
    PARTS SHOWN IN GRAPHIC(S) WITHOUT A REFERENCE NUMBER ARE NOT SERVICED SEPARATELY
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP54760894
 

255-5680: VALVE GP-LOAD CONTROL

255-5680 VALVE GP-LOAD CONTROL -STICK DRIFT RED, LINE RELIEF
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 239-1714, 266-0957 LINES GP-FRONT
Type 1
i02346907 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
2. 4I-8965 [1] GUIDE  
3. 5I-8511 [1] SPRING  
4. 087-5166 [1] SPRING  
5. 118-4044 [1] COVER  
7. 147-4184 [1] PLUG  
8. 225-4818 [2] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
9. 255-5662 Y [1] VALVE GP-RELIEF (LINE)  
10. Z [1] VALVE GP-CONTROL (DRIFT CONTROL)  
11. 095-1594 [1] SEAL-O-RING  
12. 095-1789 [1] RING  
13. 148-8395 [1] PLUG AS  
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
14. 162-0177 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
15. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
  Z   NOT SERVICED SEPARATELY
 

#SEBP54760895
 

255-5680: VALVE GP-LOAD CONTROL

255-5680 VALVE GP-LOAD CONTROL -STICK DRIFT RED, LINE RELIEF
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 239-1714, 266-0957 LINES GP-FRONT
Type 2
i04091090 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
2. 4I-8965 [1] GUIDE  
3. 5I-8511 [1] SPRING  
4. 087-5166 [1] SPRING  
5. 118-4044 [1] COVER  
7. 147-4184 [1] PLUG  
8. 225-4818 [2] PLUG AS  
    (EACH INCLUDES)
  4J-7533 [1] SEAL-O-RING  
  225-4804 [1] PLUG  
9. 352-7123 CY [1] VALVE GP-RELIEF (LINE)(STICK CYLINDER)  
11. 095-1594 [1] SEAL-O-RING  
12. 095-1789 [1] RING  
13. 148-8395 [1] PLUG AS  
  3K-0360 [1] SEAL-O-RING  
  9S-8005 [1] PLUG (3/4-16-THD)  
14. 162-0177 [1] PLUG AS  
  3J-1907 [1] SEAL-O-RING  
  9S-8004 [1] PLUG (9/16-18-THD)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP54760896
 

255-5683: VALVE GP-LOAD CONTROL

255-5683 VALVE GP-LOAD CONTROL -BOOM DRIFT RED, LINE RELIEF
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 239-1714, 266-0957 LINES GP-FRONT
Type 1
i02346909 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
2. 4I-8965 [1] GUIDE  
3. 5I-8511 [1] SPRING  
4. 087-5166 [1] SPRING  
5. 118-4044 [1] COVER  
7. 225-4818 [2] PLUG AS  
    (EACH INCLUDES)
  225-4804 [1] PLUG  
7A. 4J-7533 [1] SEAL-O-RING  
8. 255-5662 Y [1] VALVE GP-RELIEF (LINE)  
9. Z [1] VALVE GP-CONTROL (DRIFT REDUCTION)  
10. 095-1594 [1] SEAL-O-RING  
11. 095-1789 [1] RING  
12. 148-8395 [1] PLUG AS  
  9S-8005 [1] PLUG (3/4-16-THD)  
12A. 3K-0360 [1] SEAL-O-RING  
13. 148-8407 [1] PLUG AS  
  9S-4191 [1] PLUG (9/16-18-THD)  
13A. 3J-1907 [1] SEAL-O-RING  
14. 190-7865 [1] CONNECTOR  
15. 3J-1907 [1] SEAL-O-RING  
16. 6V-8397 [1] SEAL-O-RING  
17. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
  Z   NOT SERVICED SEPARATELY
 

#SEBP54760897
 

255-5683: VALVE GP-LOAD CONTROL

255-5683 VALVE GP-LOAD CONTROL -BOOM DRIFT RED, LINE RELIEF
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 239-1714, 266-0957 LINES GP-FRONT
Type 2
i04090589 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8T-4136 M [4] BOLT (M10X1.5X25-MM)  
2. 4I-8965 [1] GUIDE  
3. 5I-8511 [1] SPRING  
4. 087-5166 [1] SPRING  
5. 118-4044 [1] COVER  
7. 225-4818 [2] PLUG AS  
    (EACH INCLUDES)
  225-4804 [1] PLUG  
7A. 4J-7533 [1] SEAL-O-RING  
8. 352-7123 CY [1] VALVE GP-RELIEF (LINE)(BOOM CYLINDER)  
10. 095-1594 [1] SEAL-O-RING  
11. 095-1789 [1] RING  
12. 148-8395 [1] PLUG AS  
  9S-8005 [1] PLUG (3/4-16-THD)  
12A. 3K-0360 [1] SEAL-O-RING  
13. 148-8407 [1] PLUG AS  
  9S-4191 [1] PLUG (9/16-18-THD)  
13A. 3J-1907 [1] SEAL-O-RING  
14. 190-7865 [1] CONNECTOR  
15. 3J-1907 [1] SEAL-O-RING  
16. 6V-8397 [1] SEAL-O-RING  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP54760898
 

285-1323: VALVE GP-MAIN CONTROL

285-1323 VALVE GP-MAIN CONTROL -HEAVY LIFT
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 270-5712, 270-5713, 285-1356 HYDRAULIC AR, 305-4647 VALVE & MTG GP-IMPLEMENT CONT
ALSO AN ATTACHMENT
i02945243 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 153-5313 Y [1] VALVE GP-RELIEF (NEGATIVE FLOW CONTROL)  
2. 259-7465 Y [1] VALVE GP-CONTROL (BOOM, STICK, BUCKET)(RH)  
3. 285-1339 Y [1] VALVE GP-CONTROL (LH)  
4. 1P-3702 [2] SEAL-RECTANGULAR  
5. 4J-0519 [2] SEAL-O-RING  
6. 8T-4140 M [5] BOLT (M16X2X60-MM)  
7. 8T-4193 M [4] BOLT (M16X2X50-MM)  
8. 9X-8257 [9] WASHER (17.5X30X3.5-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP54760899
 

285-1323: VALVE GP-MAIN CONTROL

285-1323 VALVE GP-MAIN CONTROL -HEAVY LIFT
S/N WNE1-UP; ZMF1-UP; CWG1-UP
PART OF 270-5712, 270-5713, 285-1356 HYDRAULIC AR
i04054611 SEBP5476
  For full view, you need register

Parts for your 323D LN EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 153-5313 Y [1] VALVE GP-RELIEF (NEGATIVE FLOW CONTROL)  
2. 259-7465 Y [1] VALVE GP-CONTROL (BOOM, STICK, BUCKET)(RH)  
3. 352-7132 CY [1] VALVE GP-CONTROL (TRAVEL, SWING, STICK, BOOM)(LH)  
4. 1P-3702 [2] SEAL-RECTANGULAR  
5. 4J-0519 [2] SEAL-O-RING  
6. 447-1707 M [5] BOLT (M16X2X60-MM)  
7. 447-1711 M [4] BOLT (M16X2X50-MM)  
8. 451-2175 [9] WASHER-HARD (17.5X30X3.5-MM THK)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Operation and Maintenance Manual
Specifications
Control Valve (Boom Lowering)
320D and 323D Excavators Machine System Specifications
Control Valve (Stick Lowering)
320D and 323D Excavators Machine System Specifications
Control Valve (Stick Lowering)
320D and 323D Excavators Machine System Specifications
Systems Operation
Check Valve (Load)
320D and 323D Excavators Hydraulic System
Control Valve (Boom Lowering)
320D and 323D Excavators Hydraulic System
Control Valve (Stick Lowering)
320D and 323D Excavators Hydraulic System
Testing and Adjusting
Cylinder Drift - Check - Loaded Bucket
320D and 323D Excavators Hydraulic System
Cylinder Drift - Check - Empty Bucket
320D and 323D Excavators Hydraulic System
Disassembly and Assembly
Load Control Valve (Boom Cylinder) - Install
323D Excavator Machine Systems
Load Control Valve (Boom Cylinder) - Remove
323D Excavator Machine Systems
Load Control Valve (Stick Cylinder) - Remove
323D Excavator Machine Systems

Caterpillar Parts SIS Catalog 323D LN :

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