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1W8508 SCAVANGE OIL PUMP GROUP-ONE SECTION GEAR PART OF 8N2012 SCAVENGE OIL PUMP GROUP SHOWN ON PAGE 85 AN ATTACHMENT 3516


LUBRICATION SYSTEM
PUMP GP-SCAVENGE
PUMP GP-PRELUBRICATION

GEN SET ENGINE 3516 GEN SET ENGINE 25Z
 3516 GENERATOR SET ENGINE 25Z00001-00683 SEBP1390 3516 25Z   (1982)

LUBRICATION SYSTEM

PUMP GP-SCAVENGE
PUMP GP-SCAVENGE
8N-2012 PUMP GP-SCAVENGE
PUMP GP-SCAVENGE
1W-8508 PUMP GP-SCAVENGE
 

#SEBP13900170
 

1W-8508: PUMP GP-SCAVENGE

1W8508 SCAVANGE OIL PUMP GROUP-ONE SECTION GEAR
PART OF 8N2012 SCAVENGE OIL PUMP GROUP SHOWN ON PAGE 85
AN ATTACHMENT
c504355 SEBP1390
1W8508 PUMP GP-SCAVENGE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 0S-1587 [4] BOLT  
2. 1W-8509 [1] BODY AS-SCAVENGE OIL  
3. 1W-6005 [2] BEARING-SLEEVE  
4. 7N-8527 [1] COVER AS-PUMP  
5. 4M-3248 [2] DOWEL-HOLLOW  
6. 1W-6005 [2] BEARING-SLEEVE  
7. 053-4679 [1] WASHER  
8. 0S-0484 [1] BOLT  
9. 1W-8511 [1] SHAFT AS-IDLER  
10. 1W-8512 [1] SHAFT AS-DRIVE  
11. 7W-7153 C [1] GEAR-DRIVE (71 TEETH)  
  C   CHANGE FROM PREVIOUS TYPE
 

#SEBP13900171
 

1W-4673: PUMP GP-PRELUBE

1W4673 ELECTRIC PRELUBRICATION PUMP GROUP-24 VOLT DC
FOR USE WITH 1W3940, 1W3941 AND 1W5547 OIL SUPPLY LINES GROUPS SHOWN
ON PAGES 105, 106 AND 107. 3T3735 PUMP PARTS ARE SHOWN ON PAGE 91.
AN ATTACHMENT
c340240 SEBP1390
1W4673 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-5317 C [1] BUSHING  
2. 3N-4579 C [1] HOSE AS.  
3. 5J-7303 C [1] ELBOW  
4. 2H-1259 [1] COVER  
5. 1L-5620 [1] ADAPTER  
6. 3F-2065 C [2] LOCKNUT  
7. 5N-8943 C [2] ADAPTER  
8. 3T-3735 Y [1] PUMP GP.  
9. 2B-2694 [4] BOLT  
  9M-1974 [4] WASHER  
10. 1M-3381 [4] SPACER  
11. 2H-1258 [1] BOX  
12. 3N-1400 [1] SWITCH (OIL PRESSURE)  
13. 4B-1243 [2] SCREW  
  3B-4503 [2] LOCKWASHER  
14. 9M-7357 [1] COUPLING AS.  
15. 0L-1325 [1] WASHER  
16. 5N-9073 C [2] CLIP  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13900172
 

1W-4672: PUMP GP-PRELUBE

1W4672 ELECTRIC PRELUBRICATION PUMP GROUP-32 VOLT DC
FOR USE WITH 1W3940, 1W3941 AND 1W5547 OIL SUPPLY LINES GROUPS SHOWN ON
PAGES 105, 106 AND 107. 3T3734 PUMP PARTS ARE SHOWN ON PAGE 92.
AN ATTACHMENT
c340239 SEBP1390
1W4672 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-5317 C [1] BUSHING  
2. 3N-4579 C [1] HOSE AS  
3. 5J-7303 C [1] ELBOW  
4. 2H-1259 [1] COVER-HANDY BOX  
5. 5N-8943 C [2] ADAPTER  
6. 3F-2065 C [2] LOCKNUT-CONDUIT  
7. 1L-5620 [1] ADAPTER  
8. 3T-3734 Y [1] PUMP GP-PRELUBE  
9. 2B-2694 [4] BOLT  
  9M-1974 [4] WASHER  
10. 1M-3381 [4] SPACER  
11. 2H-1258 [1] BOX-HANDY  
12. 3N-1400 [1] SWITCH AS (OIL PRESSURE)  
13. 4B-1243 [2] SCREW-MACHINE  
  3B-4503 [2] LOCKWASHER  
14. 9M-7357 [1] COUPLING AS  
15. 0L-1325 [1] WASHER  
16. 5N-9073 C [2] CLIP  
  C   CHANGE FROM PREVIOUS TYPE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13900173
 

1W-4671: PUMP GP-PRELUBE

1W4671 ELECTRIC PRELUBRICATION PUMP GROUP-115-230 VOLT AC-50 HERTZ
FOR USE WITH 1W3940, 1W3941 AND 1W5547 OIL SUPPLY LINES GROUPS SHOWN ON
PAGES 105, 106 AND 107. 3T3733 PUMP PARTS ARE SHOWN ON PAGE 92.
AN ATTACHMENT
c304399 SEBP1390
1W4671 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-5317 C [1] BUSHING  
2. 3N-4579 C [1] HOSE ASSEM. 34.6 cm(13.6 in.)  
3. 5J-7303 C [1] ELBOW  
4. 0L-1325 [1] WASHER  
5. 9M-7357 [1] COUPLING ASSEM.  
6. 4B-1243 [2] SCREW  
  3B-4503 [2] LOCKWASHER  
7. 2H-1259 [1] COVER  
8. 5L-2579 [3] GROMMET  
9. 4B-1227 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
10. 7L-5219 [1] RELAY  
11. 0S-0509 [4] BOLT  
12. 3T-3733 Y [1] PUMP & MOTOR ASSEM.  
    (Separate Illustration)
13. 3N-1400 [1] SWITCH (oil pressure)  
14. 2H-1258 [1] BOX  
15. 5M-2894 [4] WASHER  
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13900174
 

1W-4670: PUMP GP-PRELUBE

1W4670 ELECTRIC PRELUBRICATION PUMP GROUP-115-230 VOLT AC-60 HERTZ
FOR USE WITH 1W3940, 1W3941 AND 1W5547 OIL SUPPLY LINES GROUPS SHOWN ON
PAGES 105, 106 AND 107. 3T3679 PUMP PARTS ARE SHOWN ON PAGE 93
AN ATTACHMENT
c305181 SEBP1390
1W4670 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 4M-5317 C [1] BUSHING  
2. 3N-4579 C [1] HOSE ASSEM.  
3. 5J-7303 C [1] ELBOW  
4. 0L-1325 [1] WASHER  
5. 9M-7357 [1] COUPLING ASSEM.  
6. 4B-1243 [2] SCREW  
  3B-4503 [2] LOCKWASHER  
7. 2H-1259 [1] COVER  
8. 5L-2579 [3] GROMMET  
9. 4B-1227 [3] SCREW  
  3B-4502 [3] LOCKWASHER  
10. 7L-5219 [1] RELAY  
11. 0S-0509 [4] BOLT  
12. 3T-3679 Y [1] PUMP & MOTOR ASSEM.  
    (Separate Illustration)
13. 3N-1400 [1] SWITCH (oil pressure)  
14. 2H-1258 [1] BOX  
15. 5M-2894 [4] WASHER  
  2N-4544 [1] KIT (wire)  
    (Includes Wire, Terminals, Ties & Splice)
  C   INDICATES CHANGE
  Y   SEPARATE ILLUSTRATION
 

#SEBP13900175
 

3T-3735: PUMP GP-PRELUBE

3T3735 PRELUBRICATION PUMP GROUP
PART OF 1W4673 PRELUBRICATION PUMP GROUP SHOWN ON PAGE 87
AN ATTACHMENT
c300334 SEBP1390
3T3735 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3T-7583 [1] MOTOR ASSEM.  
2. 1H-5959 [2] SEAL  
3. 008-8694 [1] KEY  
4. 5M-6214 [2] PLUG  
5. 5N-6668 [1] HOUSING  
6. 2N-7523 [1] IDLER ASSEM.  
7. 6D-3910 [1] SCREW  
8. 2N-7524 [1] HEAD ASSEM.  
9. 0S-1617 [9] BOLT  
10. 2N-7521 [1] COVER  
  2N-7520 [1] GASKET  
11. 6N-5595 [1] ROTOR  
12. 0S-1588 [4] BOLT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  2N-7522 [1] KIT (gasket)  
 

#SEBP13900176
 

1W-4674: PUMP GP-PRELUBE

1W4674 AIR PRELUBRICATION PUMP GROUP
FOR USE WITH 1W3940, 1W3941 AND 1W5547 OIL SUPPLY LINES GROUPS SHOWN
ON PAGES 105, 106 AND 107. 1W4776 PUMP PARTS ARE SHOWN ON PAGE 93
AN ATTACHMENT
c300335 SEBP1390
1W4674 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1W-4776 Y [1] PUMP GP-PRELUBE  
2. 1B-9575 [4] BOLT  
  1M-3381 [4] SPACER  
  Y   SEPARATE ILLUSTRATION
 

#SEBP13900177
 

3T-3733: PUMP GP-PRELUBE

3T3733 PRELUBRICATION PUMP GROUP
PART OF 1W4671 PRELUBRICATION PUMP GROUP SHOWN ON PAGE 89
AN ATTACHMENT
c507683 SEBP1390
3T3733 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3T-3732 [1] MOTOR AS  
2. 9G-6014 [1] CAPACITOR  
3. 5N-6668 [1] HOUSING  
4. 0S-1588 [4] BOLT  
5. 0S-1617 [9] BOLT  
6. 2N-7521 [1] COVER  
7. 2N-7520 [1] GASKET  
8. 3N-1283 [1] HEAD AS  
9. 3N-1284 [1] IDLER AS  
10. 7N-0036 [1] ROTOR  
11. 5M-6214 [2] PLUG-PIPE  
12. 6F-2172 [1] KEY  
13. 1H-5959 [2] SEAL-LIP TYPE  
14. 6D-3910 [1] SCREW-BUTTON HEAD  
   
   
    THE FOLLOWING REPAIR
    KIT IS AVAILABLE:
  2N-7522 [1] KIT-GASKET  
 

#SEBP13900178
 

3T-3734: PUMP GP-PRELUBE

3T3734 PRELUBRICATION PUMP GROUP
PART OF 1W4672 PRELUBRICATION PUMP GROUP SHOWN ON PAGE 88
AN ATTACHMENT
c300332 SEBP1390
3T3734 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3T-7582 [1] MOTOR ASSEM.  
2. 1H-5959 [2] SEAL  
3. 008-8694 [1] KEY  
4. 5M-6214 [2] PLUG  
5. 5N-6668 [1] HOUSING  
6. 2N-7523 [1] IDLER ASSEM.  
7. 6D-3910 [1] SCREW  
8. 2N-7524 [1] HEAD ASSEM.  
9. 0S-1617 [9] BOLT  
10. 2N-7521 [1] COVER  
  2N-7520 [1] GASKET  
11. 6N-5595 [1] ROTOR  
12. 0S-1588 [4] BOLT  
    THE FOLLOWING REPAIR KIT IS AVAILABLE:
  2N-7522 [1] KIT (gasket)  
 

#SEBP13900179
 

1W-4776: PUMP GP-PRELUBE

1W4776 PRELUBRICATION PUMP GROUP-AIR
PART OF 1W4674 PRELUBRICATION PUMP GROUP SHOWN ON PAGE 91
AN ATTACHMENT
c459102 SEBP1390
1W4776 PUMP GP-PRELUBE Parts scheme
  For full view, you need register

Parts for your 3516 GEN SET ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3N-1287 [1] MOTOR AS-AIR  
2. 5N-6668 [1] HOUSING  
3. 0S-1588 [4] BOLT  
4. 1H-5959 [2] SEAL-LIP TYPE  
5. 5M-6214 [2] PLUG-PIPE  
6. 3N-1285 [1] ROTOR  
7. 3N-1283 [1] HEAD AS  
8. 3N-1284 [1] IDLER AS  
9. 0S-1617 [9] BOLT  
10. 2N-7521 [1] COVER  
  2N-7520 [1] GASKET  
11. 6F-2172 [1] KEY  
12. 6D-3910 [1] SCREW-BUTTON HEAD  
   
    THE FOLLOWING REPAIR
    KITS ARE AVAILABLE:
  2N-7522 [1] KIT-GASKET (PUMP)  
  5N-7776 [1] KIT-MOTOR  
    (INCLUDES VANES, PIN,
    BEARINGS, AND SEALS)
  2W-6083 [1] KIT-GASKET (MOTOR)  
    (INCLUDES GASKETS
    AND O-RINGS)
 

Information:

Engine News
New Procedure For Installing The Gear On Scavenge Oil Pump Shafts Within Scavenge Oil Pump Groups{1312}
1996/11/01
New Gear And New Shaft Assemblies Used In Scavenge Oil Pump Groups {1312}
1998/09/01
New Gear And New Shaft Assemblies Used In Scavenge Oil Pump Groups{1312}
1998/10/01
Oversized Bearings are Available for Reconditioning of Remanufactured Engine Oil Pumps and Scavenge Oil Pumps {1304, 1312}
2003/09/01
Make Sure to Clean the Shaft for the Engine Oil Scavenge Pump's Gear {1312}
2005/09/12
Service Letter-NACD
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING 0R-9250, 0R-3860, AND 0R-3233 REMAN SCAVENGE OIL PUMPS IN DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING 0R-9250, 0R-3860, AND 0R-3233 REMAN SCAVENGE OIL PUMPS IN DEALER PARTS STOCK
Service Letter-Australia
Service Letter-CFEL
Service Letter-CSARL
Service Letter-Americas
Specifications
Engine Oil Scavenge Pump
3500 Generator Set Engines
Service Letter-China
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING 0R-9250, 0R-3860, AND 0R-3233 REMAN SCAVENGE OIL PUMPS IN DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING 0R-9250, 0R-3860, AND 0R-3233 REMAN SCAVENGE OIL PUMPS IN DEALER PARTS STOCK
Service Letter-Asia
Information Release Memo
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Service Letter-APD
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING 0R-9250, 0R-3860, AND 0R-3233 REMAN SCAVENGE OIL PUMPS IN DEALER PARTS STOCK
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING 0R-9250, 0R-3860, AND 0R-3233 REMAN SCAVENGE OIL PUMPS IN DEALER PARTS STOCK
Service Magazine
New Viton Rubber Seals Used{1302,1307,1312,1306,1317,1200}
1989/07/10

Caterpillar Parts SIS Catalog 3516 :

PUMP GP-SCAVENGE
8N-2012 PUMP GP-SCAVENGE
PUMP GP-SUMP
4W-6252 PUMP GP-SUMP
PUMP GP-SUMP
4W-6252 PUMP GP-SUMP
PUMP GP-SUMP
5N-6237 PUMP GP-SUMP
PUMP GP-SUMP
4W-6255 PUMP GP-SUMP
PUMP GP-SUMP
4W-6255 PUMP GP-SUMP
PUMP GP-SUMP
7N-7070 PUMP GP-SUMP
PUMP GP-SUMP
7N-7071 PUMP GP-SUMP
PUMP GP-PRELUBE
1W-4673 PUMP GP-PRELUBE
PUMP GP-PRELUBE
1W-4672 PUMP GP-PRELUBE
PUMP GP-PRELUBE
1W-4671 PUMP GP-PRELUBE
PUMP GP-PRELUBE
1W-4670 PUMP GP-PRELUBE
PUMP GP-PRELUBE
3T-3735 PUMP GP-PRELUBE
PUMP GP-PRELUBE
1W-4674 PUMP GP-PRELUBE
PUMP GP-PRELUBE
3T-3733 PUMP GP-PRELUBE
PUMP GP-PRELUBE
3T-3734 PUMP GP-PRELUBE

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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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