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8J8778 FILTER AND TANK GROUP--Part 1 of 2 Part of 5R7804 Hydraulic Tank & Valve Group shown on Page 155 D7G


HYDRAULIC SYSTEM
FILTER GP
HOUSING GP
VALVE GP
VALVE GP-CONTROL
VALVE GP

TRACK-TYPE TRACTOR D7G TRACK-TYPE TRACTOR 3GF
 D7G TRACTOR 3GF00001-UP (MACHINE) SEBP2422 D7G 3GF   (1987)

HYDRAULIC SYSTEM

FILTER GP
TANK & FILTER GP
8J-8778 TANK & FILTER GP
TANK & FILTER GP
8J-8778 TANK & FILTER GP
 

#SEBP24220190
 

8J-8778: TANK & FILTER GP

8J8778 FILTER AND TANK GROUP--Part 1 of 2
Part of 5R7804 Hydraulic Tank & Valve Group shown on Page 155
c180768 SEBP2422
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1A-2029 C [44] BOLT  
  4J-8265 C [44] NUT  
2. 8J-7409 [1] GASKET  
3. 8J-8626 [1] COVER ASSEM.  
    (Includes)
4. 8J-6910 [6] STUD  
5. 4J-8265 [12] NUT  
6. 7B-3039 [1] SPRING  
7. 1U-2827 C [1] GUIDE  
8. 8J-8783 [1] VALVE  
9. 8M-4436 [1] SEAL  
10. 8J-8782 [1] BODY  
11. 9J-7031 [1] PLUG  
  5M-2057 [1] SEAL  
12. 0S-1585 [2] BOLT  
13. 2M-0849 C [3] WASHER  
14. 0S-1573 [2] BOLT  
15. 1K-6872 C [2] LOCKNUT  
16. 8J-8438 [2] PLATE  
17. 4F-7390 [1] SEAL  
18. 8J-8437 [1] BLOCK  
19. 0S-1595 [1] BOLT  
20. 9J-3473 [1] BOSS  
21. 9S-4185 [1] PLUG  
  3K-0360 [1] SEAL  
22. 4F-8946 [1] SEAL  
23. 3G-5500 C [1] TANK ASSEM.  
    (Includes)
24. 1F-0748 [2] NUT (weld)  
25. 8J-6910 [6] STUD  
26. 4F-8122 [1] LUG  
27. 5D-7994 [1] JOINT ASSEM.  
    (Includes)
  1P-1034 [2] SEAL  
28. 3G-0335 [1] TUBE ASSEM.  
29. 5P-8245 C [2] WASHER  
  C   INDICATES CHANGE
 

#SEBP24220191
 

8J-8778: TANK & FILTER GP

8J8778 FILTER AND TANK GROUP -- Part 2 of 2
Part of 5R7804 Hydraulic Tank & Valve Group shown on Page 155
c180769 SEBP2422
8J8778 TANK & FILTER GP Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4B-9782 [1] BALL  
2. 6H-5139 [1] PLATE  
3. 9H-6454 [1] GASKET  
4. 7H-1447 [1] CAP  
5. 8J-6913 [1] RETAINER  
6. 4J-8252 [1] GLASS  
7. 4J-8251 [1] GROMMET  
8. 9S-4191 [3] PLUG  
  3J-1907 [3] SEAL  
9. 8J-8468 [1] VALVE  
10. 3G-3267 [1] SCREEN ASSEM.  
11. 2H-6488 [2] BOLT  
  1K-6872 C [2] LOCKNUT  
12. 5P-8245 C [4] WASHER  
13. 6V-0314 C [2] BOLT  
14. 8J-8422 [1] BASE  
  1P-3707 [2] SEAL  
15. 1A-1135 [4] BOLT  
  5P-8247 C [4] WASHER  
16. 1P-4585 [2] FLANGE  
17. 8J-8436 [1] TUBE ASSEM.  
18. 3G-0333 [1] TUBE ASSEM.  
  8J-8424 [1] GASKET  
19. 6P-5391 [1] MANIFOLD  
20. 4F-7391 [1] SEAL  
21. 9J-5461 [1] ELEMENT ASSEM.  
    -OR-
  3G-3448 H [1] ELEMENT (Fire Resistant Fluid)  
22. 5L-5032 [1] SEAL  
23. 9J-4994 [1] SPACER  
24. 003-2770 [1] SEAL  
25. 8J-8423 [1] COVER  
26. 8F-9206 [1] SEAL  
27. 1J-6309 [1] SPACER  
28. 1P-5763 [2] FLANGE  
29. 8J-8322 [1] RING  
30. 9J-2914 [1] SPACER  
31. 8J-8443 [1] SPRING  
32. 8J-8439 [1] BOLT  
  1D-4720 [1] NUT  
33. 3G-7250 [1] STRAINER ASSEM.  
  6H-9361 [1] RING  
  C   INDICATES CHANGE
  H   NOT PART OF 8J8778 TANK & FILTER GROUP
 

#SEBP24220192
 

1U-1818: HOUSING GP-LEVER

1U1818 LEVER HOUSING GROUP
Part of 1U1819 Valve Group shown on Page 156
c234370 SEBP2422
1U1818 HOUSING GP-LEVER Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-0791 [1] HOUSING  
2. 5J-3241 [1] BEARING  
3. 9J-1302 [1] SHAFT  
4. 1B-8707 [2] KEY  
5. 7J-2596 [1] COVER  
  3J-5552 [1] GASKET  
6. 4B-3388 [4] BOLT  
  9M-1974 [4] WASHER  
7. 2A-4996 [1] BOLT  
8. 3J-7582 [1] LEVER  
9. 2K-5830 [1] BEARING  
10. 2J-8333 [1] SEAL  
11. 1U-1817 [1] LEVER  
12. 0S-1585 [1] BOLT  
 

#SEBP24220193
 

9T-1184: VALVE GP

9T1184 VALVE GROUP
Part of 1U1819 Valve Group shown on Page 156
c231023 SEBP2422
9T1184 VALVE GP Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-5756 [1] SPRING  
2. 9S-8004 [4] PLUG  
3. 3J-1907 [5] SEAL  
4. 9S-8005 [1] PLUG  
  3K-0360 [1] SEAL  
5. 9S-4180 [3] PLUG  
  4J-7533 [3] SEAL  
6. 5P-6719 [1] PLUG  
7. 4J-9535 [1] SEAL  
8. 3G-8463 [1] VALVE ASSEM.  
9. 6J-3134 [1] SEAL  
 

#SEBP24220194
 

3G-1773: VALVE GP-CONTROL

3G1773 CONTROL VALVE GROUP -- Ripper
Part of 5R7253 Hydraulic Control Arrangements listed on Page 152
3G1772 Valve parts are shown on Page 165
c213196 SEBP2422
3G1773 VALVE GP-CONTROL Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1588 [12] BOLT  
2. 4B-4278 [16] WASHER  
3. 1P-4577 [8] FLANGE  
4. 1P-4578 [2] FLANGE  
5. 3H-5368 [4] BOLT  
  4B-4279 [4] WASHER  
6. 3G-1772 H [1] VALVE GROUP  
7. 9J-3866 [1] ADAPTER  
  4J-0520 [1] SEAL  
8. 0L-1143 [4] BOLT  
9. 3G-0596 [2] RETAINER  
10. 9J-2916 [2] HOUSING  
11. 7F-9414 [2] SPRING  
12. 7H-0696 [4] BOLT  
  3B-4507 [4] LOCKWASHER  
13. 4J-0525 [2] SEAL  
14. 0S-1591 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
15. 8J-8496 [1] PLATE  
16. 4J-0522 [3] SEAL  
  H   SEPARATE ILLUSTRATION
 

#SEBP24220195
 

8J-7488: VALVE GP

8J7488 VALVE GROUP--Unit Test Blade Tilt
Part of 5R7252, 5R7253 Hydraulic Control Arrangements listed on Page 152
8J7494 Valve parts are shown on Page 165
c230074 SEBP2422
8J7488 VALVE GP Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8J-7494 Y [ 1] VALVE GROUP  
2. 8J-1699 [ 4] SEAL  
3. 9S-8001 [ 4] PLUG  
  4J-7533 [ 4] SEAL  
4. 5P-3108 [ 6] SEAL  
5. 6J-3134 [ 2] SEAL  
6. 8J-7497 [ 1] MANIFOLD  
7. 9S-8002 [ 2] PLUG  
  3J-7354 [ 2] SEAL  
8. 8J-7498 [ 1] MANIFOLD  
9. 1F-5842 [ 3] BOLT  
    Separate Illustration
 

#SEBP24220196
 

8J-7489: VALVE GP

8J7489 VALVE GROUP--Unit Test Blade Tilt & Ripper
Part of 5R7252, 5R7253 Hydraulic Control Arrangements listed on Page 152
8J7494 & 8J7499 Valve parts are shown on Pages 165 & 166
c218698 SEBP2422
8J7489 VALVE GP Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5P-3108 [9] SEAL  
2. 6J-3134 [3] SEAL  
3. 8J-1699 [6] SEAL  
4. 8J-7498 [1] MANIFOLD  
5. 3H-3243 [3] BOLT  
  3B-4505 [3] LOCKWASHER  
6. 9S-8002 [2] PLUG  
  3J-7354 [2] SEAL  
7. 8J-7499 Y [1] VALVE GROUP  
8. 8J-7494 Y [1] VALVE GROUP  
    (Separate Illustration)
9. 8J-7497 [1] MANIFOLD  
10. 9S-8001 [4] PLUG  
  4J-7533 [4] SEAL  
  Y   SEPARATE ILLUSTRATION
 

#SEBP24220197
 

3G-1772: VALVE GP

3G1772 VALVE GROUP
Part of 3G1773 Valve Group shown on Page 163
c308333 SEBP2422
3G1772 VALVE GP Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0T-0320 [2] BOLT  
2. 4J-0521 [1] SEAL  
3. 8J-8338 [1] VALVE  
4. 4J-0525 [1] SEAL  
5. 9S-4190 [2] PLUG  
6. 2M-9780 [2] SEAL  
7. 8J-8336 [1] VALVE  
8. 4H-1718 [1] SPRING  
9. 8J-8497 C [1] SEAT  
  C   INDICATES CHANGE
 

#SEBP24220198
 

8J-7494: VALVE GP-PILOT

8J7494 VALVE GROUP -- Pilot, Blade Tilt
Part of 8J7488 & 8J7489 Valve Groups shown on Page 164
c182324 SEBP2422
8J7494 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-8714 [1] HOUSING  
2. 6V-1949 C [1] SEAL  
3. 2K-8199 [2] SEAL  
4. 0S-1615 [2] BOLT  
5. 9J-4772 C [1] HOUSING  
6. 7J-7844 [4] RETAINER  
7. 9J-4800 [1] SPRING  
8. 9S-4180 [1] PLUG  
9. 4J-7533 C [1] SEAL  
10. 0S-1616 [2] BOLT  
  C   INDICATES CHANGE
 

#SEBP24220199
 

8J-7499: VALVE GP-PILOT

8J7499 VALVE GROUP -- Pilot
Part of 8J7489 Valve Groups shown on Page 164
c230076 SEBP2422
8J7499 VALVE GP-PILOT Parts scheme
  For full view, you need register

Parts for your D7G TRACK-TYPE TRACTOR:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 9J-8714 [ 1] HOUSING  
2. 5P-1909 C [ 1] SEAL  
3. 2K-8199 [ 2] SEAL  
4. 0S-1615 [ 2] BOLT  
5. 9J-4772 C [ 1] HOUSING  
6. 7J-7844 [ 4] RETAINER  
7. 3G-8585 C [ 1] SPRING  
8. 9S-8001 [ 1] PLUG  
9. 4J-7533 C [ 2] SEAL  
10. 0S-1616 [ 2] BOLT  
11. 9S-4180 C [ 1] PLUG  
    INDICATES CHANGE
 

Information:

Special Instruction
Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}
Guidelines for the Use of High Efficiency Filters for the Hydraulic Oil System and for the Power Train Oil System {3000, 3004, 5050, 5068}
Tool Operating Manual
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
Procedures for Using 9U-5971 and 173-9842 Filter Cart Group {0599, 0738, 5050, 5056, 5057, 5068, 5095, 7579}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
188-3242 Filter Cart Group and 227-2479 Filter Cart Group{0374, 0599, 0680, 0738, 0768, 5050, 5056, 5095}
Contamination Control Guidelines
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Proper Oil Changing Procedures {1000, 1308, 1316, 1325, 1348, 3000, 3004, 3005, 3030, 3064, 3067, 3080, 3081, 4000, 4001, 4050, 4051, 5050, 5056, 5068, 5095}
Service Magazine
The Spacer for the Hydraulic Oil Filter May Need to be Updated on Certain Machines {5056, 5068}
2015/06/29
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}
New Oil Filters for all Cat Machines are Available {3004, 3067, 4295, 431F, 5068}

Caterpillar Parts SIS Catalog D7G :

VALVE GP-CONTROL
1U-1819 VALVE GP-CONTROL
VALVE GP-CONTROL
1U-1819 VALVE GP-CONTROL
VALVE GP-CONTROL
1U-1819 VALVE GP-CONTROL
HYDRAULIC TANK AND VALVE GROUP
5R-7804 HYDRAULIC TANK AND VALVE GROUP
COVER GP-PROTECTION
9G-9288 COVER GP-PROTECTION
MOUNTING GP-HYDRAULIC TANK
3P-3281 MOUNTING GP-HYDRAULIC TANK
5R-7253 HYDRAULIC CONTROL ARRANGEMENT
5R-7252 HYDRAULIC CONTROL ARRANGEMENT
TANK & FILTER GP
8J-8778 TANK & FILTER GP
HOUSING GP-LEVER
1U-1818 HOUSING GP-LEVER
VALVE GP
9T-1184 VALVE GP
VALVE GP-CONTROL
3G-1773 VALVE GP-CONTROL
VALVE GP
8J-7488 VALVE GP
VALVE GP
8J-7489 VALVE GP
VALVE GP
3G-1772 VALVE GP
VALVE GP-PILOT
8J-7494 VALVE GP-PILOT

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