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8K186 HYDRAULIC CONTROL GROUP--Top View--Rear Half--Part 2 of 4 9J387 Pilot Valve parts are shown on Page 81 225


OPERATOR STATION
CONTROL GP-HYDRAULIC
HYDRAULIC SYSTEM
VALVE GP-PILOT
VALVE GP
VALVE GP-PILOT
COOLER GP
TANK GP

EXCAVATOR 225 EXCAVATOR 76U
 225 EXCAVATOR 76U00001-00693 (MACHINE) UEH0804S 225 76U   (1972)

OPERATOR STATION

CONTROL GP-HYDRAULIC
HEAD GP-PUMP CONTROL
8J-4501 HEAD GP-PUMP CONTROL
HYDRAULIC CONTROL GROUP
8K-0186 HYDRAULIC CONTROL GROUP
8K-0186 HYDRAULIC CONTROL GROUP
8K-0186 HYDRAULIC CONTROL GROUP
8K-0186 HYDRAULIC CONTROL GROUP
SPEED AND DIRECTION CONTROL
8K-0184 SPEED AND DIRECTION CONTROL
 

#UEH0804S0160
 

8K-0186: HYDRAULIC CONTROL GROUP

8K186 HYDRAULIC CONTROL GROUP--Top View--Rear Half--Part 2 of 4
9J387 Pilot Valve parts are shown on Page 81
c201016 UEH0804S
8K0186 HYDRAULIC CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 030-7942 [6] ELBOW  
2. 8K-1681 [4] HOSE ASSEM.  
3. 8K-1689 [4] HOSE ASSEM.  
4. 8K-0800 [1] HOSE (35.20 in. long)  
5. 030-7947 [2] ELBOW  
6. 3J-1907 [16] SEAL  
7. 0L-1143 [3] BOLT  
  1D-4717 [3] NUT  
8. 2R-6806 [6] CONNECTOR  
9. 9J-0387 Y [1] VALVE GROUP  
    (Separate Illustration)
10. 6M-6853 [1] TEE  
12. 2P-1278 [11] UNION  
  2P-1279 [11] LOCKNUT  
13. 2P-1283 [2] UNION  
  6K-8420 [2] LOCKNUT  
14. 8K-1684 [2] HOSE ASSEM.  
15. 030-7965 [1] ELBOW  
16. 3B-4506 [4] LOCKWASHER  
17. 8K-1758 [2] HOSE ASSEM. (40.50 in. long)  
18. 8K-2500 [1] TUBE ASSEM.  
19. 7K-1181 [8] STRAP  
20. 8K-3504 [1] HOSE ASSEM.  
    (Includes)
  2P-5943 H HOSE 54.40 in.  
21. 4S-5414 [2] SLEEVE  
22. 8S-6417 [2] COUPLING ASSEM. (straight)  
23. 1S-0994 [1] CLIP  
24. 9S-4191 [1] PLUG  
25. 030-7948 [1] ELBOW  
  3K-0360 [1] SEAL  
26. 8K-1759 [1] HOSE ASSEM.  
    (Includes)
  2P-5943 H HOSE 37.8 in.  
27. 4S-5414 [2] SLEEVE  
28. 1P-9919 [1] COUPLING ASSEM. (45 degrees)  
29. 8S-6417 [1] COUPLING ASSEM. (straight)  
  H   ORDER BY THE INCH
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0161
 

8K-0186: HYDRAULIC CONTROL GROUP

8K186 HYDRAULIC CONTROL GROUP--Right Hand Side View--Part 3 of 4
8J5880 Selector Valve & 8J1919 Pilot Valve parts are shown on Pages 75 & 80
c201017 UEH0804S
8K0186 HYDRAULIC CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2R-6806 [2] CONNECTOR  
2. 3J-1907 [10] SEAL  
3. 030-7947 [8] ELBOW  
4. 0S-1619 [6] BOLT  
5. 1D-4717 [4] NUT  
6. 3B-4506 [13] LOCKWASHER  
7. 8J-5880 Y [1] VALVE GROUP  
    (Separate Illustration)
8. 8K-2252 [1] PIN ASSEM.  
9. 2K-9111 [2] PIN  
10. 8K-2232 [1] PEDAL ASSEM.  
11. 5F-7464 [1] SPRING  
12. 4B-4278 [3] WASHER  
13. 8K-2253 [1] HANDLE  
14. 8K-8604 [1] BOOT  
15. 7F-3708 [1] PIN  
  3B-4617 [1] COTTER PIN  
16. 0S-1617 [1] BOLT  
  5B-3180 [1] NUT  
17. 3P-2001 [1] ELBOW  
18. 3K-0360 [1] SEAL  
19. 8J-1919 Y [1] VALVE GROUP  
    (Separate Illustration)
20. 8K-1176 [1] LEVER  
  2P-3186 [1] BEARING  
  8M-6393 [2] RING  
  5D-1245 [2] WASHER  
21. 8K-1205 [1] PIN  
22. 4K-5469 [1] BOLT  
23. 4K-4726 [1] ROD END  
24. 5B-9079 NUT  
25. 8K-1984 [1] SUPPORT ASSEM.  
26. 5J-5315 [2] ROD END  
27. 5B-9079 [2] NUT  
28. 1J-6473 [2] RING  
  8K-1200 [1] BEARING  
  8K-2254 [1] RING  
29. 4K-8977 [1] NUT  
30. 1A-2029 [6] BOLT  
31. 8K-1213 [1] ROD END  
32. 8K-1204 [2] PIN  
  4B-4276 [2] WASHER  
  3B-4610 [2] COTTER PIN  
33. 005-4173 [1] ELBOW  
  2M-9780 [1] SEAL  
34. 8K-1187 [1] TUBE ASSEM.  
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0162
 

8K-0186: HYDRAULIC CONTROL GROUP

8K186 HYDRAULIC CONTROL GROUP--Left Hand Side View--Part 4 of 4
8J8606 Selector Valve & 8J1919 Pilot Valve parts are shown on Pages 74 & 80
c201018 UEH0804S
8K0186 HYDRAULIC CONTROL GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0L-1351 [3] BOLT  
2. 3B-4506 [15] LOCKWASHER  
3. 8J-8606 Y [1] VALVE GROUP  
    (Separate Illustration)
4. 3D-9609 [2] END  
5. 1A-8285 [2] NUT  
6. 8K-1259 [1] ROD  
7. 8K-1255 [2] PIN  
8. 3B-0046 [4] COTTER PIN  
9. 8K-2091 [1] LEVER ASSEM.  
10. 8K-1175 [1] TUBE ASSEM.  
11. 005-4173 [1] ELBOW  
  2M-9780 [1] SEAL  
12. 8K-1258 [1] ROD  
13. 030-7947 [4] ELBOW  
14. 3J-1907 [4] SEAL  
15. 5B-9079 [8] NUT  
16. 3K-4290 [2] BALLJOINT ASSEM.  
18. 8K-1204 [2] PIN  
  4B-4276 [2] WASHER  
19. 8K-1257 [1] SHAFT  
20. 5H-9839 [2] PIN  
21. 8K-1213 [1] ROD END  
22. 8K-2104 [1] LEVER ASSEM.  
23. 2M-8908 [1] KNOB  
24. 8K-2254 [1] RING  
  8K-1200 [1] BEARING  
  1J-6473 [2] RING  
25. 4K-8977 [1] NUT  
26. 5J-5315 [2] ROD END  
27. 1A-2029 [5] BOLT  
28. 8K-2174 [1] SUPPORT ASSEM.  
29. 4K-4726 [1] ROD END  
29. 4K-4726 [1] ROD END  
30. 4K-5469 [1] BOLT  
  1D-4717 [1] NUT  
31. 8K-1205 [1] PIN  
32. 8K-1176 [1] LEVER  
  2P-3186 [1] BEARING  
  8M-6393 [2] RING  
  5D-1245 [2] WASHER  
33. 3P-2001 [1] ELBOW  
  3K-0360 [1] SEAL  
34. 0S-1619 [3] BOLT  
35. 8J-1919 Y [1] VALVE GROUP  
    (Separate Illustration)
36. 8K-1193 [1] TUBE ASSEM.  
37. 8K-1261 [1] SUPPORT ASSEM.  
38. 0S-0509 [3] BOLT  
39. 8J-1256 [1] SHAFT  
40. 8K-1195 [1] TUBE ASSEM.  
41. 4S-3652 [2] TEE  
42. 8K-2964 [1] TUBE ASSEM.  
43. 2R-6276 [2] CONNECTOR  
  3D-2824 [2] SEAL  
44. 3R-9704 [2] ELBOW  
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0163
 

8J-1919: PILOT VALVE GROUP

8J1919 PILOT VALVE GROUP
Serial No. 76U1 to 76U247 and 76U282 to 76U309 inclusive
Part of Hydraulic Control shown on Pages 78 and 79
c204937 UEH0804S
8J1919 PILOT VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-9780 [2] SEAL  
2. 9S-8006 [2] PLUG  
3. 9S-8002 [5] PLUG  
4. 3J-7354 [5] SEAL  
5. 8J-8552 C [1] SPRING (outer)  
6. 8J-1915 [2] GUIDE  
7. 6J-6856 [2] SHIM (.031 in. thick)  
  6J-6855 [8] SHIM (.005 in. thick)  
8. 8J-1918 [1] VALVE GROUP  
    (Includes)
9. 5P-1909 C [2] SEAL  
10. 8J-6080 [1] SPRING (outer)  
11. 8J-6079 C [2] SPRING (inner)  
12. 8J-6087 [2] RETAINER  
13. 8J-6088 [2] RETAINER  
14. 8J-1914 [2] PLUG  
15. 7M-8485 [2] SEAL  
16. 7J-7844 [8] RETAINER  
17. 3K-0360 [1] SEAL  
18. 9S-8004 [2] PLUG  
19. 3J-1907 [2] SEAL  
20. 9S-8005 [1] PLUG  
  C   INDICATES CHANGE
 

#UEH0804S0164
 

8J-1919: PILOT VALVE GROUP

8J1919 PILOT VALVE GROUP
Serial No. 76U248 to 76U281 inclusive
Part of Hydraulic Control shown on Pages 78 and 79
c152221 UEH0804S
8J1919 PILOT VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-9780 [2] SEAL  
2. 9S-8006 [2] PLUG  
3. 9S-8002 [5] PLUG  
4. 3J-7354 [5] SEAL  
5. 8J-8552 [1] SPRING (outer)  
6. 8J-1915 [2] GUIDE  
7. 6J-6856 [2] SHIM (.031 in. thick)  
  6J-6855 [8] SHIM (.005 in. thick)  
8. 5C-0757 C [1] VALVE GROUP  
    (Includes)
9. 5P-1909 [2] SEAL  
10. 5C-1915 [2] PLUG  
11. 8J-6080 [1] SPRING (outer)  
12. 8J-6079 [2] SPRING (inner)  
13. 8J-6087 [2] RETAINER  
14. 8J-6088 [2] RETAINER  
15. 7M-8485 [2] SEAL  
16. 7J-7844 [8] RETAINER  
17. 3K-0360 [1] SEAL  
18. 9S-8004 [2] PLUG  
19. 3J-1907 [2] SEAL  
20. 9S-8005 [1] PLUG  
  C   INDICATES CHANGE
 

#UEH0804S0165
 

8J-1919: PILOT VALVE GROUP

8J1919 PILOT VALVE GROUP
Serial No. 76U310-Up
Part of Hydraulic Control shown on Pages 78 and 79
c202901 UEH0804S
8J1919 PILOT VALVE GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2M-9780 [2] SEAL  
2. 9S-8006 [2] PLUG  
3. 9S-8002 [3] PLUG  
4. 3J-7354 [3] SEAL  
5. 8J-1918 Y [1] VALVE GROUP  
    (Separate Illustration)
6. 9S-8004 [2] PLUG  
  3J-1907 [2] SEAL  
7. 9S-8005 [1] PLUG  
  3K-0360 [1] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0166
 

8J-1918: VALVE GP

8J1918 BASIC VALVE GROUP
Serial No. 76U310-Up. Part of 8J1919 Pilot Valve Group
c202900 UEH0804S
8J1918 VALVE GP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-1909 [2] SEAL  
2. 8J-1915 [2] GUIDE  
3. 6J-6856 [2] SHIM .787 cm(.031 in. thick)  
  6J-6855 [2] SHIM .127 cm(.005 in. thick)  
4. 3J-7354 [2] SEAL  
5. 9S-8002 [2] PLUG  
6. 8J-6080 [1] SPRING (outer)  
7. 8J-6079 [2] SPRING (inner)  
8. 8J-6087 [2] RETAINER  
9. 8J-8552 [1] SPRING  
10. 8J-6088 [2] RETAINER  
11. 8J-1914 [2] PLUG  
12. 7M-8485 [2] SEAL  
13. 7J-7844 [8] RETAINER  
 

#UEH0804S0167
 

9J-0387: VALVE GP-PILOT

9J387 PILOT VALVE GROUP
Part of Hydraulic Control shown on Page 77
c207103 UEH0804S
9J0387 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-0385 [1] VALVE GROUP  
2. 9S-4191 [1] PLUG  
  3J-1907 [1] SEAL  
3. 9S-8006 [1] PLUG  
4. 3F-8845 C [1] SPRING  
5. 4B-9783 [2] BALL  
6. 6J-3134 [2] SEAL  
7. 8J-1751 [2] PLUG  
8. 8J-1752 [2] PLUNGER  
9. 9J-0386 [1] ADAPTER  
10. 2M-9780 [4] SEAL  
  C   INDICATES CHANGE
 

#UEH0804S0168
 

2P-1245: COOLER GP-HYDRAULIC OIL

2P1245 HYDRAULIC OIL COOLER GROUP
c149501 UEH0804S
2P1245 COOLER GP-HYDRAULIC OIL Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2P-0216 [1] CORE ASSEM.  
2. 0L-1351 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
  4B-4278 [6] WASHER  
 

#UEH0804S0169
 

8J-8501: HYDRAULIC TANK GROUP

8J8501 HYDRAULIC TANK GROUP--58 Imperial Gallon
Serial No. 76U1 to 76U224 inclusive
c116336 UEH0804S
8J8501 HYDRAULIC TANK GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] HEAD ASSEM.  
2. [1] BOSS  
3. [1] BOSS  
4. [1] CAP  
5. [1] BALL  
6. [1] PLATE  
7. [1] GASKET  
8. [1] RING  
9. [1] STRAINER ASSEM.  
10. [1] GROMMET  
11. [1] GLASS  
12. [1] RETAINER  
13. [4] NUT  
14. [1] ADAPTER ASSEM.  
  [1] PIN  
15. [1] PLUG  
16. [1] PLUG  
17. [2] BOLT  
  [2] LOCKWASHER  
18. [1] GASKET  
19. [1] TANK ASSEM.  
20. [1] BOSS  
21. [1] DISC  
22. [4] STUD  
23. [1] BLOCK  
24. [1] BLOCK  
25. [2] WASHER  
26. [1] VALVE  
  [1] SEAL  
27. [1] COUPLING  
  [1] SEAL  
 

Information:

Special Instruction
Installation Of Pilot Valve Service Groups (Field Conversion){5059, 5465, 5466}
Installation Of Pilot Valve Service Groups (Field Conversion){5059, 5465, 5466}
Parts List For Installation Of Field Conversion Stick Check Valve Lines Group And Increased Pressure Control Group{5450}
Parts List For Installation Of Field Conversion Stick Check Valve Lines Group And Increased Pressure Control Group{5450}
Installation Of Field Conversion Stick Check Valve Lines Group And Increased Pressure Control Group{5450}
Installation Of Field Conversion Stick Check Valve Lines Group And Increased Pressure Control Group{5450}
Specifications
Boom Speed Control<BR> (8J2429)
225 EXCAVATOR HYDRAULIC SYSTEM
225 Excavator Boom, Bucket And Stick Control Groups<BR> [One piece boom - 2.44 m (8 ft.) and 3.0 m (10 ft) sticks]
225 EXCAVATOR HYDRAULIC SYSTEM
225 Excavator Boom, Bucket And Stick Control Groups<BR> [Two piece boom - 2.44 mm (8 ft.) and 3.0 m (10 ft.) sticks]
225 EXCAVATOR HYDRAULIC SYSTEM
Disassembly and Assembly
Swing Brake
225 EXCAVATOR VEHICLE SYSTEMS
Swing Brake
225 EXCAVATOR VEHICLE SYSTEMS
Service Magazine
New Rod Ends And Supports Used In Hydraulic Control Groups{5452}
1983/10/17
Checking And Adjusting Travel Drift{5058,5063}
1984/08/13
Correct Position Of O-ring Seals And Back-Up Rings In Pump Control Head Group{5070}
1984/10/08
New Pilot Valves Used{5059}
1984/12/10
Hydraulic System Specifications And Guidelines For Analysis Of Pump Control Circuits{5050,5450}
1977/02/21
Use Correct Contact Point With Dial Indicator To Be Sure Of The Accuracy Of The Measurements Of Fuel Setting And Fuel Ratio Control Setting On Sleeve Metering Fuel Systems{0653,1250}
1977/09/26
Different Rod Ends Can Be Used In Control Linkage For Pilot Valve{5063}
1979/02/19
Loose Orifices Or Ones Not Installed In Main Hydraulic Control Valves Can Cause Track Chatter{5451,5058,4150,4351}
1979/10/15
Remanufactured Caterpillar Piston Pump And Motor Barrels Available{5070,3208,4351,5058}
1990/12/17
XT-6 Hose Replaces XT-3 Hose In Pilot Lines Group To Prevent Leakage{5059,5057}
1991/06/03
New Spring Retainer Used In Main Hydraulic Control Valves{5051}
1994/09/26
New Service Parts Required For Pilot Valve Groups Controlling Lift And Tilt Functions{5059,5123,5125,5126,5136}
1996/07/29

Caterpillar Parts SIS Catalog 225 :

HYDRAULIC CONTROL GROUP
8K-0186 HYDRAULIC CONTROL GROUP
VALVE GP-SELECTOR
8J-5880 VALVE GP-SELECTOR
SELECTOR VALVE GROUP
8J-8606 SELECTOR VALVE GROUP
VALVE GP
8J-6311 VALVE GP
8K-0188 FRONT LINES GROUP
FRONT LINES GROUP
8K-0188 FRONT LINES GROUP
8K-0188 FRONT LINES GROUP
FRONT LINES GROUP
8K-0188 FRONT LINES GROUP
8K-0186 HYDRAULIC CONTROL GROUP
8K-0186 HYDRAULIC CONTROL GROUP
PILOT VALVE GROUP
8J-1919 PILOT VALVE GROUP
PILOT VALVE GROUP
8J-1919 PILOT VALVE GROUP
PILOT VALVE GROUP
8J-1919 PILOT VALVE GROUP
VALVE GP
8J-1918 VALVE GP
VALVE GP-PILOT
9J-0387 VALVE GP-PILOT
COOLER GP-HYDRAULIC OIL
2P-1245 COOLER GP-HYDRAULIC OIL

Truck sale:

CATERPILLAR 225 1985
 
CATERPILLAR 225 1985
- TRACK EXCAVATORS
ZEPPELIN BAUMASCHINEN
Gebrauchtmaschinen Pool Karl-Bröger-Strasse 8 - Alsfeld
 
 
CATERPILLAR 225 1979
- TRACK EXCAVATORS
PETERSON TRACTOR CO
CATERPILLAR 225 1984
 
CATERPILLAR 225 1984
- TRACK EXCAVATORS
MILTON CAT
100 Quarry Drive - MILFORD - Massachus
1986 CAT 225
Call 
1986 CAT 225

Sound Heavy Machinery
North Carolina
1977 CAT 225
USD $26,900 
1977 CAT 225

Construction Station
Wayne, Michigan
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AVSpare.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only. Cat® and Caterpillar® are registered trademarks of Caterpillar, Inc.