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8J3888 CONTROL VALVE GROUP--5 Stem--Part 2 of 2 Serial No. 76U603 to 76U667 inclusive 8J328, 8J6798, 9J5749 & 9J2505 Valve parts are shown on Pages 46, 48-1 & 49 225


HYDRAULIC SYSTEM
VALVE GP-CONTROL
VALVE GP-RELIEF
VALVE GP
FILTER GP

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

HYDRAULIC SYSTEM

VALVE GP-CONTROL
8J-3888 CONTROL VALVE GROUP
CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
CONTROL VALVE GROUP
9J-9291 CONTROL VALVE GROUP
9J-9291 CONTROL VALVE GROUP
BASIC VALVE GROUP
9J-2496 BASIC VALVE GROUP
 

#UEH0804S0070
 

8J-3888: CONTROL VALVE GROUP

8J3888 CONTROL VALVE GROUP--5 Stem--Part 2 of 2
Serial No. 76U603 to 76U667 inclusive
8J328, 8J6798, 9J5749 & 9J2505 Valve parts are shown on Pages 46, 48-1 & 49
c159739 UEH0804S
8J3888 CONTROL 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. 8J-4645 [6] PLUG  
  7J-7852 [6] SPRING  
2. 7M-8485 [12] SEAL  
3. 8J-0324 [6] PLUG  
  5F-5835 [6] SPRING  
4. 8J-0328 Y [2] VALVE GROUP  
    (Separate Illustration)
5. 8J-6798 Y [2] VALVE GROUP  
    (Separate Illustration)
6. 9J-2505 Y [2] VALVE GROUP  
    (Separate Illustration)
7. 9J-5749 YC [1] VALVE GROUP  
    (Separate Illustration)
8. 8J-6815 [2] PLUG  
9. 4F-7952 [1] SEAL  
10. 9J-2397 [1] MANIFOLD  
11. 5K-0517 [2] BOLT  
  3B-4507 [2] LOCKWASHER  
12. 9S-4180 [2] PLUG  
  4J-7533 [2] SEAL  
13. 2M-4453 [4] SEAL  
14. 9S-4183 [2] PLUG  
  3D-2824 [2] SEAL  
15. 2S-4078 [5] SEAL  
16. 9J-2021 [5] PLUG  
17. 7S-8491 [5] SPRING  
18. 7J-7423 [5] VALVE  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0071
 

9J-9291: CONTROL VALVE GROUP

9J9291 CONTROL VALVE GROUP--5 Stem--Part 1 of 2
Serial No. 76U668-Up
c159003 UEH0804S
9J9291 CONTROL 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. 8J-8807 [5] HOUSING  
2. 1H-5728 [8] SEAL  
3. 0T-0055 [20] BOLT  
4. 3B-4506 [32] LOCKWASHER  
5. 9S-4191 [8] PLUG  
6. 9F-2167 [8] SCREW  
7. 0S-1571 [12] BOLT  
8. 8J-8806 [3] HOUSING  
9. 4J-0522 [2] SEAL  
10. 8J-3596 [2] HOUSING  
11. 4F-5192 [8] BOLT  
  3B-4507 [8] LOCKWASHER  
12. 8J-3599 [2] SPRING  
13. 8J-9990 [1] PLUG  
14. 3J-1907 [9] SEAL  
 

#UEH0804S0072
 

9J-9291: CONTROL VALVE GROUP

9J9291 CONTROL VALVE GROUP--5 Stem--Part 2 of 2
Serial No. 76U668-Up
8J328, 8J6798 & 9J5749 Valve parts are shown on Pages 46 & 48-1
c159004 UEH0804S
9J9291 CONTROL 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. 8J-4645 [8] PLUG  
  7J-7852 [6] SPRING  
2. 7M-8485 [12] SEAL  
3. 8J-0324 [4] PLUG  
  5F-5835 [4] SPRING  
4. 8J-0328 Y [2] VALVE GROUP  
    (Separate Illustration)
5. 8J-6798 Y [2] VALVE GROUP  
    (Separate Illustration)
6. 9S-8006 [2] PLUG  
  2M-9780 [2] SEAL  
7. 9J-5749 Y [2] VALVE GROUP  
    (Separate Illustration)
8. 8J-6815 [2] PLUG  
9. 4F-7952 [1] SEAL  
10. 9J-2397 [1] MANIFOLD  
11. 5K-0517 [2] BOLT  
12. 9S-4180 [2] PLUG  
  4J-7533 [2] SEAL  
13. 2M-4453 [4] SEAL  
14. 9S-4183 [2] PLUG  
  3D-2824 [2] SEAL  
15. 2S-4078 [7] SEAL  
16. 9J-2021 [5] PLUG  
17. 7S-8491 [5] SPRING  
18. 7J-7423 [5] VALVE  
19. 9S-8010 [2] PLUG  
  Y   SEPARATE ILLUSTRATION
 

#UEH0804S0073
 

8J-0328: VALVE GP-RELIEF

8J328 RELIEF VALVE GROUP--Boom, Bucket and Stick Circuits
Part of 8J3887, 8J3888 & 9J9291 Control Valve and 8J6311 Check & Relief
Valve Groups shown on Pages 43, 44C, 45 and 74
c231683 UEH0804S
8J0328 VALVE GP-RELIEF 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 [1] SEAL  
2. 4D-9986 [1] SEAL  
3. 9J-2504 C [1] VALVE GROUP  
4. 8J-0323 [1] SEAT  
5. 3J-1907 [1] SEAL  
6. 8J-0331 [1] VALVE  
7. 8J-0322 [1] SPRING  
8. 5J-6153 J [6] SHIM .19mm(.0076 in.)thick  
9. 6J-8696 CJ [5] SHIM 1.22mm(.048 in.)thick  
  C   INDICATES CHANGE
  J   USE AS REQUIRED
 

#UEH0804S0074
 

8J-6798: VALVE GP-RELIEF

8J6798 RELIEF VALVE GROUP--Track Circuit
Part of 8J3887, 8J3888 and 9J9291 Control Valve Groups shown on Pages 43, 44C and 45
c228940 UEH0804S
8J6798 VALVE GP-RELIEF 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 [1] SEAL  
2. 4D-9986 [1] SEAL  
3. 9J-2504 C [1] VALVE GROUP  
4. 8J-0323 [1] SEAT  
5. 3J-1907 [1] SEAL  
6. 8J-0331 [1] VALVE  
7. 8J-0322 [1] SPRING  
8. 5J-6153 J [6] SHIM .19mm(.0076 in.)thick  
9. 6J-8696 CJ [5] SHIM 1.22mm(.048 in.)thick  
  C   INDICATES CHANGE
  J   USE AS REQUIRED
 

#UEH0804S0075
 

9J-2496: BASIC VALVE GROUP

9J2496 BASIC VALVE GROUP
Serial No. 76U1 to 76U509 inclusive
Part of 8J3887 Control Valve Group shown on Page 42A
c154709 UEH0804S
9J2496 BASIC 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. 8J-0350 [4] RETAINER  
2. 8J-0351 [4] RETAINER  
3. 9S-1328 [1] WASHER  
4. 4B-9605 [12] SHIM  
5. 0S-1621 [2] BOLT  
6. 8J-4360 [2] SPRING  
7. 8B-4624 [3] SHIM .032 in.(.82 mm) thick  
  8J-1864 [6] SHIM .005 in.(.1270 mm) thick  
8. 8J-1588 [1] RETAINER  
9. 8S-9089 [1] BOLT  
  8J-1590 [1] SPACER  
10. 1M-7534 [2] SHIM .030 in.(.77 mm) thick  
  2J-2866 [4] SHIM .005 in.(.1270 mm) thick  
11. 8J-3598 [1] SPRING  
12. 8J-1589 [1] RETAINER  
13. 8J-4361 [2] SPRING  
14. 3B-4508 [1] LOCKWASHER  
15. 1J-8965 [3] WASHER  
16. 7J-7853 [6] VALVE  
 

#UEH0804S0076
 

9J-5746: BASIC VALVE GROUP

9J5746 BASIC VALVE GROUP
Serial No. 76U510-Up
Part of 8J3887 Control Valve Group shown on Page 43
c154711 UEH0804S
9J5746 BASIC 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. 8B-4624 [3] SHIM .032 in.(0.82 mm) thick  
  8J-1864 C [3] SHIM .005 in.(0.13 mm) thick  
2. 8J-1588 [1] RETAINER  
3. 8S-9089 [1] BOLT  
  8J-1590 [1] SPACER  
4. 3B-4508 [3] LOCKWASHER  
  1J-8965 [3] WASHER  
5. 9J-8783 C [2] SHIM .020 in.(0.51 mm) thick  
  9J-8781 [2] SHIM .005 in.(0.13 mm) thick  
6. 8J-3598 [1] SPRING  
7. 8J-1589 [1] RETAINER  
8. 8J-4360 [2] SPRING (outer)  
9. 9S-1328 [1] WASHER  
10. 0S-1621 [2] BOLT  
11. 8J-0350 [4] RETAINER  
12. 4B-9605 [12] SHIM  
13. 8J-4361 [2] SPRING (inner)  
14. 8J-0351 [4] RETAINER  
15. 9J-8784 C [3] SHIM .007 in.(.18 mm) thick  
16. 9J-8782 C [2] SHIM .007 in.(.18 mm) thick  
17. 7J-7853 C [6] VALVE  
  C   INDICATES CHANGE
 

#UEH0804S0077
 

8J-4560: BASIC VALVE GROUP

8J4560 BASIC VALVE GROUP
Serial No. 76U1 to 76U602 inclusive
Part of 8J3888 Control Valve Group shown on Page 44A
c147035 UEH0804S
8J4560 BASIC 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. 8B-4624 [4] SHIM (.032 in. thick)  
2. 8J-1864 [12] SHIM (.005 in. thick)  
3. 8J-4361 [4] SPRING (inner)  
4. 4B-9605 [24] SHIM  
5. 0S-1573 [1] BOLT  
  8J-0354 [1] SPACER  
6. 1J-8965 [5] WASHER  
7. 3B-4508 [5] LOCKWASHER  
8. 8J-0351 [8] RETAINER  
9. 8J-4360 [4] SPRING (outer)  
10. 8J-6797 [2] RETAINER  
11. 2J-2866 [4] SHIM (.005 in. thick)  
  1M-7534 [2] SHIM (.020 in. thick)  
12. 8S-9089 [1] BOLT  
  8J-1590 [1] SPACER  
13. 8J-1588 [1] RETAINER  
14. 8J-3598 [1] SPRING  
15. 8J-1589 [1] RETAINER  
16. 8J-0350 [6] RETAINER  
17. 0S-1621 [3] BOLT  
 

#UEH0804S0078
 

9J-5749: BASIC VALVE GROUP

9J5749 BASIC VALVE GROUP
Serial No. 76U603-Up
Part of 8J3888 & 9J9291 Control Valve Groups shown on Pages 44C & 45
c154712 UEH0804S
9J5749 BASIC 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. 8B-4624 [4] SHIM .8128 mm(.032 in.) thick  
2. 8J-1864 C [6] SHIM .1270 mm(.005 in.) thick  
3. 8J-4361 [4] SPRING (inner)  
4. 4B-9605 [24] SHIM  
5. 0S-1573 [1] BOLT  
  8J-0354 [1] SPACER  
6. 1J-8965 [5] WASHER  
7. 3B-4508 [5] LOCKWASHER  
8. 8J-0351 [8] RETAINER  
9. 8J-4360 [4] SPRING (outer)  
10. 8J-6797 [2] RETAINER  
11. 9J-8781 C [2] SHIM .1270 mm(.005 in.) thick  
  9J-8783 [2] SHIM .51 mm(.020 in.) thick  
12. 8S-9089 [1] BOLT  
  8J-1590 [1] SPACER  
13. 8J-1588 [1] RETAINER  
14. 8J-3598 [1] SPRING  
15. 8J-1589 [1] RETAINER  
16. 8J-0350 [6] RETAINER  
17. 0S-1621 [2] BOLT  
18. 7J-7853 C [6] VALVE  
19. 9J-8784 C [6] SHIM .18 mm(.007 in.) thick  
20. 9J-8782 C [2] SHIM .18 mm(.007 in.) thick  
  C   INDICATES CHANGE
 

#UEH0804S0079
 

6A-8593: OIL FILTER GROUP

6A8593 OIL FILTER GROUP--Replaced by 7J3020 shown on Page 52
Serial No. 76U1 to 76U512 inclusive
Part of 8K4097 Return and Filter Lines Group shown on Page 50A
c155835 UEH0804S
6A8593 OIL FILTER GROUP Parts scheme
  For full view, you need register

Parts for your 225 EXCAVATOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1J-2176 [1] SEAL  
2. 7J-3005 [1] COVER  
3. 9S-8010 [1] PLUG  
  2S-4078 [1] SEAL  
4. 9S-4686 [1] PLUG  
  3J-1907 [1] SEAL  
5. 5C-4554 C [1] BOLT  
6. 6H-3956 [1] PIN  
7. 7J-2983 [1] SPRING  
8. 7J-2995 [1] STRAINER ASSEM.  
9. 0S-1585 [5] BOLT  
  3B-4508 [5] LOCKWASHER  
10. 7J-2999 [1] HOUSING  
11. 7J-2989 [3] SCREW  
12. 7J-2994 [2] RETAINER  
13. 7J-2988 [1] SHAFT  
14. 3H-3433 [1] PIN  
15. 9S-8006 [1] PLUG  
  2M-9780 [1] SEAL  
16. 9S-8005 [1] PLUG  
  3K-0360 [1] SEAL  
17. 7J-2982 [1] SPRING  
18. 8J-8755 [1] SCREEN ASSEM.  
19. 7J-0670 [2] ELEMENT  
20. 7J-3002 [1] HOUSING ASSEM.  
21. 7J-2987 [1] PLATE  
  C   INDICATES CHANGE
 

Information:

Special Instruction
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 Vent Valve<BR> (8J6696 &amp; 9J387)
225 EXCAVATOR HYDRAULIC SYSTEM
Main System Control Valves<BR> (8J3887 and 8J3888)
225 EXCAVATOR HYDRAULIC SYSTEM
Speed Control And Steering Valve<BR> (8J3889)
225 EXCAVATOR HYDRAULIC SYSTEM
Make-Up Valve<BR> (7J7853)
225 EXCAVATOR HYDRAULIC SYSTEM
Boom Check And Relief Valve<BR> (8J6311)
225 EXCAVATOR HYDRAULIC SYSTEM
Boom Vent Valve<BR> (9J387)
225 EXCAVATOR HYDRAULIC SYSTEM
Main Control Valve<BR> (3G3940)
225 EXCAVATOR HYDRAULIC SYSTEM
Main Control Valve<BR> (3G3125)
225 EXCAVATOR HYDRAULIC SYSTEM
Main Control Valve<BR> (1U4597)
225 EXCAVATOR HYDRAULIC SYSTEM
Speed Control And Steering Valve<BR> (3G3818)
225 EXCAVATOR HYDRAULIC SYSTEM
Boom Check And Relief Valve<BR> (8J6311)
225 EXCAVATOR HYDRAULIC SYSTEM
Logic Valve<BR> (3G4063)
225 EXCAVATOR HYDRAULIC SYSTEM
Tool Operating Manual
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
4C-9910 Portable Hydraulic Tester (Flow 125 GPM) {0599, 0784, 5050, 5057, 5095}
Disassembly and Assembly
Boom Check And Relief Valve
225 EXCAVATOR VEHICLE SYSTEMS
Boom Speed Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Boom Speed Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Boom Vent Valve
225 EXCAVATOR VEHICLE SYSTEMS
Safety Valve
225 EXCAVATOR VEHICLE SYSTEMS
Bucket And Boom Pilot Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Stick And Swing Pilot Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Pilot Control Valves
225 EXCAVATOR VEHICLE SYSTEMS
Speed And Direction Pilot Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Make-Up Valves
225 EXCAVATOR VEHICLE SYSTEMS
Three Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Five Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Summing Valve
225 EXCAVATOR VEHICLE SYSTEMS
Three Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Five Stem Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Line Make-Up Valves
225 EXCAVATOR VEHICLE SYSTEMS
Make-Up Valves
225 EXCAVATOR VEHICLE SYSTEMS
Boom Check And Relief Valve
225 EXCAVATOR VEHICLE SYSTEMS
Boom Vent Valve
225 EXCAVATOR VEHICLE SYSTEMS
Logic Valve
225 EXCAVATOR VEHICLE SYSTEMS
Stick And Swing Pilot Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Bucket And Boom Pilot Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Pilot Control Valves
225 EXCAVATOR VEHICLE SYSTEMS
Speed And Direction Pilot Control Valve
225 EXCAVATOR VEHICLE SYSTEMS
Service Magazine
New Pilot Valve Group And Control Valve Group Give Improved Modulation For Swing Control{5465,5464}
1981/04/06
Check Valve Lines Group Available For Field Installation Of Load Check Valve In Stick Circuit{5472,5057}
1981/06/01
New Stem And Springs In Overspeed Valves Permit Operation Down Steeper Grades Without Track Motor Damage{5051,5451,5474}
1982/03/15
New Boom Check And Relief Valve Prevents Boom Drift In Some Load Conditions{5453,5057}
1984/01/23
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
New Spring Retainer Used In Main Hydraulic Control Valves{5051}
1994/09/26
New Valve Guide Available{1104}
1995/12/25
The 6V-8633 Connector Has Changed {5057, 7553}
2005/11/28

Caterpillar Parts SIS Catalog 225 :

CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
CONTROL VALVE GROUP
8J-3888 CONTROL VALVE GROUP
8J-3887 CONTROL VALVE GROUP
CONTROL VALVE GROUP
8J-3887 CONTROL VALVE GROUP
8J-3887 CONTROL VALVE GROUP
CONTROL VALVE GROUP
8J-3887 CONTROL VALVE GROUP
VALVE AND FILTER SUPPORT GROUP
8K-3195 VALVE AND FILTER SUPPORT GROUP
CONTROL VALVE GROUP
9J-9291 CONTROL VALVE GROUP
9J-9291 CONTROL VALVE GROUP
VALVE GP-RELIEF
8J-0328 VALVE GP-RELIEF
VALVE GP-RELIEF
8J-6798 VALVE GP-RELIEF
BASIC VALVE GROUP
9J-2496 BASIC VALVE GROUP
BASIC VALVE GROUP
9J-5746 BASIC VALVE GROUP
BASIC VALVE GROUP
8J-4560 BASIC VALVE GROUP
BASIC VALVE GROUP
9J-5749 BASIC VALVE GROUP

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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