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8N7717 EXPANSION TANK GROUP-FRONT VIEW-PART 1 OF 2 SERIAL NO. 23Z570-UP ALSO PART OF 8N4837 EXPANSION TANK 3508


COOLING SYSTEM
TANK GP-EXPANSION
PUMP GP-WATER
ELECTRICAL AND STARTING SYSTEM
SENSOR GP
COOLING SYSTEM
PUMP GP-WATER
ELECTRICAL AND STARTING SYSTEM
SENSOR GP
COOLING SYSTEM
PUMP GP-WATER

GEN SET ENGINE 3508 GEN SET ENGINE 23Z
 3508 GENERATOR SET ENGINE 23Z00001-01022 SEBP1360 3508 23Z   (1981)

COOLING SYSTEM

TANK GP-EXPANSION
8N-4837 TANK GP-EXPANSION
CONNECTION GP-AUX EXP TANK
3N-2652 CONNECTION GP-AUX EXP TANK
TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
 

#SEBP13600270
 

8N-7717: TANK GP-EXPANSION

8N7717 EXPANSION TANK GROUP-FRONT VIEW-PART 1 OF 2
SERIAL NO. 23Z570-UP
ALSO PART OF 8N4837 EXPANSION TANK
c401543 SEBP1360
8N7717 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8N-9609 [2] FLANGE  
  2N-0931 [2] GASKET  
2. 3S-8664 [2] CLIP  
3. 5M-2894 [8] WASHER  
4. 5P-4295 [1] CLIP  
5. 4M-2442 [4] BOLT  
6. 0L-1351 [6] BOLT  
7. 4N-3311 [1] CAP-PRESSURE VALVE  
8. 3N-1341 [1] ADAPTER AS-NECK  
9. 3H-5939 [1] GASKET-HEAT EXCHANGER  
10. 5P-8245 C [13] WASHER  
11. 5M-6213 C [4] PLUG  
12. 8N-5213 [1] HOSE  
13. 2A-1531 [2] BOLT  
14. 0S-1585 [2] BOLT  
15. 7N-5120 [1] FLANGE  
  1S-5772 [1] GASKET  
16. 0S-1590 [8] BOLT  
17. 2S-8439 [2] SEAL-O-RING  
18. 1A-2029 [4] BOLT  
19. 8N-9422 [1] ELBOW  
20. 0S-1587 C [4] BOLT  
21. 7N-5123 [1] TUBE  
22. 0S-1595 C [1] BOLT  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13600271
 

8N-7717: TANK GP-EXPANSION

8N7717 EXPANSION TANK GROUP-SIDE VIEW-PART 2 OF 2
SERIAL NO. 23Z570-UP
ALSO PART OF 8N4837 EXPANSION TANK
c401544 SEBP1360
8N7717 TANK GP-EXPANSION Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-4927 [1] GASKET-HOUSING COVER  
2. 7N-5127 [1] HOUSING AS  
  4W-3108 C [1] VALVE AS-LINE  
3. 8N-9706 [2] TUBE  
4. 5B-9603 [10] BOLT  
5. 2N-0931 [2] GASKET  
6. 8N-9609 [2] FLANGE  
7. 6V-1454 [4] SEAL-O-RING  
8. 9M-3786 [1] SEAL-O-RING  
9. 5D-1026 [1] CLAMP-HOSE  
10. 1C-2251 [16] BOLT  
11. 2W-6333 [1] TANK AS  
12. 2W-7183 [1] SUPPORT AS  
13. 0L-1351 [9] BOLT  
14. 5M-2894 [25] WASHER  
15. 5M-6213 [1] PLUG  
  5P-4295 CFB [1] CLIP  
  0S-1621 CFB [1] BOLT  
  5P-8245 CFB [1] WASHER  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  F   NOT SHOWN
 

#SEBP13600272
 

7N-8719: PUMP GP-WATER

7N8719 WATER PUMP GROUP
8N0380-PAGE 107
c318791 SEBP1360
7N8719 PUMP GP-WATER Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-6734 [1] SEAL-O-RING  
2. 8N-0380 Y [1] PUMP GP-WATER  
3. 1H-8278 [1] SEAL-O-RING  
4. 8N-6423 [1] COVER-PUMP INLET  
5. 1D-4717 [3] NUT  
6. 3B-1915 [4] BOLT  
7. 9M-2151 C [3] STUD-TAPERLOCK  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13600273
 

7N-4885: GAUGE GP-WATER LEVEL

7N4885 WATER LEVEL GAUGE GROUP
SERIAL NO. 23Z1 TO 23Z872 INCLUSIVE
FOR USE WITH EXPANSION TANK
ALSO AVAILABLE AS ATTACHMENT
c224735 SEBP1360
7N4885 GAUGE GP-WATER LEVEL Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5K-9235 [4] ELBOW  
2. 3N-1328 [2] TUBE ASSEM.  
3. 0S-1615 [2] BOLT  
  5P-0537 [2] WASHER  
4. 6B-5072 [1] BUSHING  
5. 2N-9768 [1] SWITCH  
 

#SEBP13600274
 

2W-9726: PUMP GP-WATER

2W9726 WATER PUMP GP
2W9725-PAGE 106B
c317592 SEBP1360
2W9726 PUMP GP-WATER Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5H-6734 [1] SEAL-O-RING  
2. 2W-9725 RY [1] PUMP GP-WATER  
3. 1H-8278 [1] SEAL-O-RING  
4. 8N-6423 [1] COVER-PUMP INLET  
5. 9S-8752 [3] NUT-FULL  
6. 3B-1915 [4] BOLT  
7. 9M-2151 [3] STUD-TAPERLOCK  
  R   REMFG PART MAY BE AVAILABLE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13600275
 

7N-4885: GAUGE GP-WATER LEVEL

7N4885 WATER LEVEL GAUGE GROUP
SERIAL NO. 23Z873-UP
FOR USE WITH EXPANSION TANK
ALSO AN ATTACHMENT
c326000 SEBP1360
7N4885 GAUGE GP-WATER LEVEL Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5K-9235 [4] ELBOW-FLARED  
2. 3N-1328 [2] TUBE AS  
3. 0S-1615 [2] BOLT  
  5P-0537 [2] WASHER  
4. 6B-5072 [1] BUSHING  
5. 7W-2296 C [1] SWITCH AS (LIQUID LEVEL)  
  7W-2295 [1] COVER AS-SWITCH  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13600276
 

2W-9725: PUMP GP-WATER

2W9725 WATER PUMP GP*R
PART OF 2W9726 WATER PUMP
c498707 SEBP1360
2W9725 PUMP GP-WATER Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 2W-9723 [1] SHAFT AS-PUMP DRIVE  
2. 6F-7172 [1] PIN-DOWEL  
3. 8C-5236 [1] SEAL-LIP TYPE  
4. 2W-9724 [1] IMPELLER-PUMP  
5. 2P-3696 [1] RETAINER  
6. 6N-9313 [1] SEAL GP-PUMP  
7. 6N-5476 [1] RING-SEAL  
8. 6N-5475 [1] SEAL-WATER PUMP  
9. 6V-8287 [1] NUT-SELF LOCKING  
10. 7N-4756 [1] HOUSING AS-PUMP  
11. 3D-2824 [1] SEAL-O-RING  
12. 9S-4183 [1] PLUG  
13. 4N-5834 [2] FILTER  
14. 9M-1974 [2] WASHER  
15. 0S-1618 [2] BOLT  
16. 7N-4758 [1] WASHER-THRUST  
17. 4W-0064 [1] PLATE-IDENTIFICATION  
  4B-4158 [2] SCREW  
 

#SEBP13600277
 

8N-0380: PUMP GP-WATER

8N0380 WATER PUMP GROUP
PART OF 7N8719 WATER PUMP
c318764 SEBP1360
8N0380 PUMP GP-WATER Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 7N-8192 [1] SHAFT AS-PUMP DRIVE  
2. 6F-7172 [1] PIN-DOWEL  
3. 2P-6286 C [1] SEAL-LIP TYPE  
4. 8N-4677 [1] IMPELLER-PUMP  
5. 4K-9943 [1] WASHER-HARD  
6. 6N-9313 [1] SEAL GP-PUMP  
7. 6N-5476 [1] RING-SEAL  
8. 6N-5475 [1] SEAL-WATER PUMP  
9. 0T-0319 [1] BOLT  
10. 7N-4756 [1] HOUSING AS-PUMP  
11. 3D-2824 [1] SEAL-O-RING  
12. 6V-5184 C [1] PLUG-STRAIGHT THREAD  
13. 4N-5834 [2] FILTER  
14. 9M-1974 [2] WASHER  
15. 0S-1618 [2] BOLT  
16. 7N-4758 [1] WASHER-THRUST  
  1W-7932 CF [1] PLATE-IDENTIFICATION  
  7B-3028 CF [2] SCREW-DRIVE  
  C   CHANGE FROM PREVIOUS TYPE
  F   NOT SHOWN
 

#SEBP13600278
 

8N-8466: PUMP GP-AUXILIARY SEA WATER

8N8466 AUXILIARY PUMP GROUP
FOR USAGE REFER TO 8N7500 CHART SHOWN ON PAGE 29
8N8465 AUXILIARY PUMP PARTS ARE SHOWN ON PAGE 109. AN ATTACHMENT
c568063 SEBP1360
8N8466 PUMP GP-AUXILIARY SEA WATER Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 5M-2894 [14] WASHER  
2. 8N-8462 [1] FLANGE  
3. 4F-7387 [1] SEAL-O-RING  
4. 0S-1566 [4] BOLT  
5. 5P-8247 [4] WASHER-HARD  
6. 8N-8465 Y [1] PUMP GP-AUXILIARY SEA WATER  
7. 5F-3106 [1] SEAL-O-RING  
8. 2M-4453 [1] SEAL-O-RING  
9. 5N-0408 [1] PLATE-ORIFICE  
10. 5N-1845 [1] FLANGE  
11. 9S-8752 [4] NUT-FULL  
12. 0S-1588 [4] BOLT  
13. 5N-1941 [1] COVER  
14. 5N-1940 [1] GASKET  
15. 0S-1594 [2] BOLT  
16. 0S-1571 [4] BOLT  
17. 3P-6061 [2] GASKET  
  Y   SEPARATE ILLUSTRATION
 

#SEBP13600279
 

8N-8465: PUMP GP-AUXILIARY SEA WATER

8N8465 AUXILIARY PUMP GROUP-SEA WATER-TYPE 1
PART OF 8N8466 AUXILIARY PUMP
AN ATTACHMENT
c300546 SEBP1360
8N8465 PUMP GP-AUXILIARY SEA WATER Parts scheme
  For full view, you need register

Parts for your 3508 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1588 [4] BOLT  
2. 5M-2894 [4] WASHER  
3. 8N-8461 [1] ADAPTER  
4. 9M-3786 [1] SEAL  
5. 8N-8455 [1] IMPELLER  
6. 7J-0204 [1] SEAL  
7. 1N-5999 [1] PLUG  
8. 9M-1974 [2] WASHER  
9. 0S-1618 [2] BOLT  
10. 8N-8460 [1] SHAFT ASSEM.  
11. 7N-4758 [1] WASHER  
12. 9H-8839 [1] SEAL  
13. 8N-8464 [1] HOUSING ASSEM.  
    (Includes)
14. 8M-9321 [1] BEARING  
15. 4J-4382 [1] PLUG  
16. 5M-6214 [1] PLUG  
17. 3F-1358 [1] PLUG  
18. 2A-1162 [1] GASKET  
19. 8N-8453 [1] SEAL ASSEM.  
20. 3H-5844 [1] BOLT  
21. 8N-8456 [1] WASHER  
22. 8S-7762 C [1] RING  
23. 8S-8821 C [1] SEAL  
  C   INDICATES CHANGE
 

Information:

Engine News
New Expansion Tank And Support Used
1983/02/16
Boss Added To Keep Bolts From "Bottoming Out" In Expansion Tank Groups
1990/07/01
Improvements Reduce Vibration To The Low Water Level Switch On Expansion Tanks
1990/08/01
New Expansion Tank Used
1990/12/01
New Expansion Tank Assembly Used In Expansion Tank Groups
1993/04/01
Tank Assembly Improved And New 14 psi Pressure Cap Available {1354,1392}
1996/08/19
New 14 PSI Pressure Cap Eliminates Spillover At Shutdown{1382,1392}
1996/12/18
New Expansion Tank Assembly {1354}
2003/11/01
A New Kit for the Cooling System Pressure Cap is Available {1353, 1354, 1382, 1392, 7405}
2006/08/07
Operation and Maintenance Manual
Cooling System Coolant Level - Check
3500 Industrial and Generator Set Engines
Cooling System Coolant (DEAC) - Change
3500 Industrial and Generator Set Engines
Cooling System Coolant (ELC) - Change
3500 Industrial and Generator Set Engines
Cooling System Supplemental Coolant Additive (SCA) - Test/Add
3500 Industrial and Generator Set Engines
Specifications
Cooling System Pressure Cap
3500 Generator Set Engines
Cooling System Pressure Cap
3500 Generator Set Engines
Cooling System Pressure Cap
3500 Generator Set Engines
Cooling System Pressure Cap
3500 Generator Set Engines
Service Magazine
New Expansion Tank And Support Used{1354}
1983/01/24
Water Level Switch Improved{1354,1350}
1986/10/13
4N3311 Radiator Cap Has Improved Sealing{1382}
1987/11/02
Boss Added To Keep Bolts From "Bottoming Out" In Expansion Tank Groups{1354}
1990/06/18
Improvements Reduce Vibration To The Low Water Level Switch On Expansion Tanks{7422,1354}
1990/07/23
New Expansion Tank Used{1354}
1990/11/26
New Expansion Tank Assembly Used In Expansion Tank Groups{1354}
1993/04/12

Caterpillar Parts SIS Catalog 3508 :

TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
CONNECTION GP-AUX EXP TANK
3N-2652 CONNECTION GP-AUX EXP TANK
8N-4837 TANK GP-EXPANSION
FAN GP-SUCTION
4N-3466 FAN GP-SUCTION
FAN GP-SUCTION
7N-6975 FAN GP-SUCTION
FAN GP-BLOWER
4N-3465 FAN GP-BLOWER
FAN GP-BLOWER
6N-4371 FAN GP-BLOWER
TANK GP-EXPANSION
8N-7717 TANK GP-EXPANSION
PUMP GP-WATER
7N-8719 PUMP GP-WATER
GAUGE GP-WATER LEVEL
7N-4885 GAUGE GP-WATER LEVEL
PUMP GP-WATER
2W-9726 PUMP GP-WATER
GAUGE GP-WATER LEVEL
7N-4885 GAUGE GP-WATER LEVEL
PUMP GP-WATER
2W-9725 PUMP GP-WATER
PUMP GP-WATER
8N-0380 PUMP GP-WATER
PUMP GP-AUXILIARY SEA WATER
8N-8466 PUMP GP-AUXILIARY SEA WATER

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