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2L6727 SAFETY ALARM GROUP--R.H. D397D MARINE ENGINE


ELECTRICAL AND STARTING SYSTEM
SHUTOFF GP
AIR INLET AND EXHAUST SYSTEM
AIR CLEANER GP
TURBOCHARGER GP
MANIFOLD GP-EXHAUST
INLET GP-AIR

MARINE ENGINE D397D MARINE ENGINE 42B
 D397 MARINE ENGINE 42B00001-UP UE032438 D397D 42B   (1956)

ELECTRICAL AND STARTING SYSTEM

SHUTOFF GP
AIR INLET SHUT-OFF ARRANGEMENT
2L-3381 AIR INLET SHUT-OFF ARRANGEMENT
AIR INLET SHUT-OFF ARRANGEMENT
2L-3381 AIR INLET SHUT-OFF ARRANGEMENT
AIR INLET SHUT-OFF
AIR INLET SHUT-OFF
AIR INLET SHUT-OFF GROUP
3L-2391 AIR INLET SHUT-OFF GROUP
AIR INLET SHUT-OFF ARRANGEMENT
2L-3381 AIR INLET SHUT-OFF ARRANGEMENT
AIR INLET SHUT-OFF
AIR INLET SHUT-OFF
AIR INLET SHUT-OFF GROUP
2L-2320 AIR INLET SHUT-OFF GROUP
SAFETY ALARM GROUP--R.H.
2L-6727 SAFETY ALARM GROUP--R.H.
SAFETY ALARM GROUP--L.H.
2L-6728 SAFETY ALARM GROUP--L.H.
SAFETY ALARM GROUP--R.H.
2L-6729 SAFETY ALARM GROUP--R.H.
 

#UE0324380210
 

2L-6727: SAFETY ALARM GROUP--R.H.

2L6727 SAFETY ALARM GROUP--R.H.
c46243 UE032438
2L6727 SAFETY ALARM GROUP--R.H. Parts scheme
  For full view, you need register

Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-6731 [1] TUBE  
  [1] CIRCUIT DIAGRAM  
    (NOT SHOWN)
  9F-7837 [1] CONTACTOR  
  7B-0158 [1] CONTACTOR  
  0S-1591 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  3B-8998 [1] FITTING  
  1F-1344 [1] NUT  
    (PART OF FITTING 3B8998)
  6F-7557 [1] GASKET  
  8F-3094 [1] ADAPTER  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  2A-0762 [3] BOLT  
  1B-4330 [3] NUT  
  3B-4504 [3] LOCKWASHER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2L-6736 [1] BRACKET  
  3B-8992 [1] FITTING  
  1F-1344 [2] NUT  
    (PART OF FITTING 3B8992)
 

#UE0324380211
 

2L-6728: SAFETY ALARM GROUP--L.H.

2L6728 SAFETY ALARM GROUP--L.H.
c46242 UE032438
2L6728 SAFETY ALARM GROUP--L.H. Parts scheme
  For full view, you need register

Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-6732 [1] TUBE  
  [1] CIRCUIT DIAGRAM  
    (NOT SHOWN)
  9F-7837 [1] CONTACTOR  
  7B-0158 [1] CONTACTOR  
  0S-1591 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  3B-8998 [1] FITTING  
  1F-1344 [1] NUT  
    (PART OF FITTING 3B8998)
  6F-7557 [1] GASKET  
  8F-3094 [1] ADAPTER  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  2A-0762 [3] BOLT  
  1B-4330 [3] NUT  
  3B-4504 [3] LOCKWASHER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2L-6736 [1] BRACKET  
  3B-8992 [1] FITTING  
  1F-1344 [2] NUT  
    (PART OF FITTING 3B8992)
 

#UE0324380212
 

2L-6729: SAFETY ALARM GROUP--R.H.

2L6729 SAFETY ALARM GROUP--R.H. (Circuit Normally Closed)
c46241 UE032438
2L6729 SAFETY ALARM GROUP--R.H. Parts scheme
  For full view, you need register

Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-6731 [1] TUBE  
  [1] CIRCUIT DIAGRAM  
    (NOT SHOWN)
  9F-7837 [1] CONTACTOR  
  3F-2474 [1] CONTACTOR  
  0S-1591 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  3B-8998 [1] FITTING  
  1F-1344 [1] NUT  
    (PART OF FITTING 3B8998)
  6F-7557 [1] GASKET  
  8F-3094 [1] ADAPTER  
  0S-1594 [1] BOLT  
  3B-4506 [1] LOCKWASHER  
  2A-0762 [3] BOLT  
  1B-4330 [3] NUT  
  3B-4504 [3] LOCKWASHER  
  0L-1351 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  2L-6736 [1] BRACKET  
  3B-8992 [1] FITTING  
  1F-1344 [2] NUT  
    (PART OF FITTING 3B8992)
 

#UE0324380213
 

4L-1044: AIR CLEANER GROUP

4L1044 AIR CLEANER GROUP--Dry Type--Type 1
For use with 2L124 and 6H3254 Arrangements
c57804 UE032438
4L1044 AIR CLEANER GROUP Parts scheme
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Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3L-9917 [2] CLEANER ASSEM.  
  4L-4242 [2] CASE ASSEM.  
  1H-4247 [12] STUD  
  4L-4243 [2] GASKET  
    (1/2 OF EACH IN EACH ASSEM. 4L4242)
  4L-4245 [2] GASKET  
  4L-4248 [2] CLAMP ASSEM.  
    (1 OF EACH IN EACH ASSEM. 3L9917)
  [2] CLAMP RING & NUT ASSEM.  
  4L-4840 [2] SCREW  
    (1 OF EACH IN EACH ASSEM. 4L4248)
  4L-3575 [2] GASKET  
  4L-3576 [2] GASKET  
  4L-3577 [2] GASKET ASSEM.  
    (1 OF EACH IN EACH SERVICE GROUP 4L4135)
  4L-4247 [2] COVER ASSEM.  
  4L-3586 [2] NUT  
  4L-4244 [2] PLATE ASSEM.  
    (1 OF EACH IN EACH ASSEM. 3L9917)
  4L-4243 [2] GASKET  
    (1 IN EACH ASSEM. 4L4244)
  4L-4135 [2] ELEMENT SERVICE GROUP (DISPOSABLE)  
  4L-4246 [2] "O" RING  
    (1 OF EACH IN EACH ASSEM. 3L9917)
  4L-1663 [2] SCREEN CAP ASSEM.  
  4L-4261 [2] TRANSFER  
    (AIR CLEANER INSTRUCTION NOT SHOWN)
  5F-9383 [1] COVER  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  7B-3235 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
  3L-9915 [1] BRACKET  
  6H-1727 [1] ELBOW  
  6H-1871 [2] SEAL  
  8F-4469 [2] SEAL  
  3L-9914 [1] MANIFOLD  
  3L-9918 [2] BAND ASSEM.  
  0S-1594 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  1B-4202 [12] NUT  
  3B-4505 [12] LOCKWASHER  
 

#UE0324380214
 

4L-1044: AIR CLEANER GROUP

4L1044 AIR CLEANER GROUP--Dry Type--Type 2
For use with 2L124 and 6H3254 Arrangements
c56294 UE032438
4L1044 AIR CLEANER GROUP Parts scheme
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Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3L-9917 [2] CLEANER ASSEM.  
  4L-4242 [2] CASE ASSEM.  
  1H-4247 [12] STUD  
  4L-4243 [2] GASKET  
    (1/2 OF EACH IN EACH ASSEM. 4L4242)
  4L-4245 [2] GASKET  
  4L-4248 [2] CLAMP ASSEM.  
    (1 OF EACH IN EACH ASSEM. 3L9917)
  [2] CLAMP RING & NUT ASSEM.  
  4L-4840 [2] SCREW  
    (1 OF EACH IN EACH ASSEM. 4L4248)
  4L-3575 [2] GASKET  
  4L-3576 [2] GASKET  
  4L-3577 [2] GASKET ASSEM.  
    (1 OF EACH IN EACH SERVICE GROUP 4L4135)
  4L-4247 [2] COVER ASSEM.  
  4L-3586 [2] NUT  
  4L-4244 [2] PLATE ASSEM.  
    (1 OF EACH IN EACH ASSEM. 3L9917)
  4L-4243 [2] GASKET  
    (1 IN EACH ASSEM. 4L4244)
  4L-4135 [2] ELEMENT SERVICE GROUP (DISPOSABLE)  
  4L-4246 [2] "O" RING  
    (1 OF EACH IN EACH ASSEM. 3L9917)
  4L-1663 [2] SCREEN CAP ASSEM.  
  4L-3626 [1] TUBE (DISPOSAL)  
  4L-4261 [2] TRANSFER  
    (AIR CLEANER INSTRUCTION NOT SHOWN)
  5F-9383 [1] COVER  
  1A-2029 [4] BOLT  
  3B-4506 [4] LOCKWASHER  
  7B-3235 [8] BOLT  
  3B-4508 [8] LOCKWASHER  
  3L-9915 [1] BRACKET  
  6H-1727 [1] ELBOW  
  6H-1871 [2] SEAL  
  8F-4469 [2] SEAL  
  2B-7409 [1] PLUG  
  3L-9914 [1] MANIFOLD  
  1B-4202 [12] NUT  
  3B-4505 [12] LOCKWASHER  
  3L-9918 [2] BAND ASSEM.  
  0S-1594 [4] BOLT  
  1D-4717 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  4L-3625 [1] TUBE  
    (FUMES DISPOSAL)
  0S-1594 [2] BOLT  
  3B-4506 [2] LOCKWASHER  
  4L-3641 [2] CLIP  
 

#UE0324380215
 

AIR CLEANER

AIR CLEANER
For use with 2L124 and 6H3254 Arrangements
c46271 UE032438
None AIR CLEANER Parts scheme
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Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  4F-7507 [2] RING  
  6H-1733 [1] MANIFOLD  
  1A-2029 [4] CAP SCREW  
  3B-4506 [4] LOCKWASHER  
  6H-3025 [1] TUBE  
  0S-1591 [2] BOLT  
  2F-3659 [2] GASKET  
  7B-3235 [4] CAP SCREW  
  3B-4508 [4] LOCKWASHER  
  2F-3644 [2] LINING  
  6F-6959 [2] BAND  
  0S-1623 [2] CAP SCREW  
  1A-8420 [2] PIN  
  3B-4615 [2] COTTER PIN  
  6F-7073 [1] BRACKET  
  3F-2671 [4] NUT  
  4B-5270 [4] WASHER  
    (1 OF EACH IN EACH ASSEM. 7F3443)
  6H-1716 [1] BRACKET  
  1A-2029 [4] CAP SCREW  
  3B-4506 [4] LOCKWASHER  
  6H-1871 [2] SEAL  
  6H-1727 [1] ELBOW  
  0L-0187 [8] STUD  
  1B-4205 [8] NUT  
  3B-4508 [8] LOCKWASHER  
  6F-7758 [2] CAP  
  6H-3049 [1] TUBE  
  6F-8814 [2] CLAMP  
  1F-6724 [2] CLAMP  
  4B-8626 [2] MACH. SCREW  
  4B-2046 [2] NUT  
  6F-7074 [1] BRACKET  
  7H-1711 [2] AIR CLEANER  
  7F-2093 [4] SEAL  
    (2 IN EACH AIR CLEANER)
  6H-1557 [2] TRAY ASSEM.  
  9F-5410 [6] SCREEN ASSEM.  
  6H-1797 [1] HOUSING ASSEM.  
  5H-9606 [1] RING ASSEM.  
  7F-3443 [4] ROD ASSEM.  
  3H-9607 [2] CUP ASSEM.  
    (1/2 OF EACH IN EACH AIR CLEANER)
  0S-1589 [4] BOLT  
  1D-4720 [4] NUT  
  3B-4510 [4] LOCKWASHER  
 

#UE0324380216
 

7H-1937: TURBOCHARGER ASSEMBLY

7H1937 TURBOCHARGER ASSEMBLY
For use with 2L124 and 6H3254 Arrangements listed on Pages 6 and 8
c45906 UE032438
7H1937 TURBOCHARGER ASSEMBLY Parts scheme
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Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  7H-2578 [1] HOUSING ASSEM.  
  7H-1894 [1] GASKET  
  7H-2576 [1] HOUSING ASSEM.  
  6F-7031 [4] BOLT (3"LONG)  
  0T-0924 [2] BOLT (1 1/2"LONG)  
  5H-8632 [4] BOLT (2"LONG)  
  5H-8633 [10] NUT  
  5H-8627 [2] PIN  
    (PARTS OF ASSEM. 7H2576)
  7H-2575 [1] CARTRIDGE ASSEM.  
  5H-8853 [1] "O" RING  
  7H-0538 [1] "O" RING  
  7H-2588 [3] SPACER  
  7H-2589 [3] GLAND  
  7H-2586 [1] RING (GUARD)  
  7H-2587 [1] WAVE WASHER  
  7H-2585 [1] RING (SNAP)  
  5H-8629 [1] TUBE  
    (PART OF ASSEM. 7H2576)
  1B-4202 [12] NUT  
  3B-4505 [12] LOCKWASHER  
  5H-8636 [12] STUD  
  5H-8637 [12] LOCK RING  
    (PARTS OF ASSEM. 7H2578)
  5H-8646 [1] BRACKET  
  7H-2583 [2] BOLT (1 5/8"LONG)  
  5H-8851 [2] BOLT (1 1/2"LONG)  
  7H-2581 [4] BOLT  
  5H-8642 [4] NUT  
  5H-8641 [4] GASKET  
  7H-2579 [1] HOUSING  
  5H-8644 [1] SHIM (.010"TH.)  
  5H-8645 [1] SHIM (.020"TH.)  
  7H-2593 [1] SHIM (.040"TH.)  
  5H-8657 [1] PACKING  
  7H-2582 [1] SHIELD  
  6H-1903 [1] NOZZLE ASSEM.  
  5H-8643 [2] SHIELD  
  7H-2580 [1] SHROUD  
  7H-2584 [1] BOLT  
  5H-8632 [4] BOLT  
  5H-8642 [9] NUT  
 

#UE0324380217
 

7M-4929: TURBOCHARGER ASSEMBLY

7M4929 TURBOCHARGER ASSEMBLY
c95308 UE032438
7M4929 TURBOCHARGER ASSEMBLY Parts scheme
  For full view, you need register

Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  9H-2346 [4] STUD  
    (PART OF DIFFUSER ASSEM. 5M3518)
  2M-8075 [4] NUT  
  3B-4506 [4] LOCKWASHER  
  2M-2556 [1] SHIM (.005" THICK)  
  2M-8051 [1] SHIM (.020" THICK)  
  0S-1615 [6] BOLT  
  2M-2576 [3] LOCK  
  9M-8727 R [1] PLATE ASSEM.  
  2M-2571 [1] RING  
  2M-2569 [1] WASHER  
  2M-2570 [1] NUT  
    (PARTS OF ROTATING ASSEM. 7M9958)
  2M-2562 [1] RING  
  2M-2564 [1] WASHER  
  2M-2561 [1] "O" RING  
  9H-2351 [1] "O" RING  
  4M-3330 [1] HOUSING  
  1A-2029 [12] BOLT  
  3B-4506 [12] LOCKWASHER  
  5M-3518 [1] DIFFUSER ASSEM  
  4M-4683 [1] BRACKET  
  2M-8075 [8] NUT  
  2M-8050 [4] LOCK  
  2M-2573 [3] BOLT  
  2M-5528 [1] BOLT  
  5H-8642 [4] NUT  
  5H-8641 [4] GASKET  
  5M-1826 [1] NOZZLE  
  2M-2560 [1] DIAPHRAGM ASSEM.  
  7M-9958 [1] ROTATING ASSEM.  
  3S-0901 [1] HOUSING ASSEM.  
  4M-9968 [3] STUD (1.50" LONG)  
  4M-9932 [2] STUD (1.56" LONG)  
  4M-8573 [3] STUD (1.93" LONG)  
    (PARTS OF HOUSING ASSEM. 3S901)
  2M-2567 [1] RING  
  5M-1786 [2] BEARING  
  6H-5888 [1] STRAINER ASSEM.  
  8H-4578 [1] RING (SNAP)  
  7M-9960 [1] PLATE  
  7M-9961 [1] SHIM  
  2M-2558 [1] SHIM (.010" THICK)  
  4M-4681 [1] SHIM (.040" THICK)  
  7M-9926 [1] HOUSING ASSEM.  
  4M-6646 [2] PIN (SPRING)  
    (PART OF HOUSING ASSEM. 7M9926)
  6H-4115 [1] PLATE  
  2F-0808 [4] SCREW  
  R   REMFG PART MAY BE AVAILABLE
 

#UE0324380218
 

3L-1029: WATER COOLED EXHAUST MANIFOLD GROUP

3L1029 WATER COOLED EXHAUST MANIFOLD GROUP
Serial No. 42B1 to 42B345 inclusive
For use with 2L124, 6H3254, 6H3234 and 2L164 Arrangements
Note: When this group is used with a Turbocharged Engine, the horsepower is to be reduced
by 4 per cent
c49234 UE032438
3L1029 WATER COOLED EXHAUST MANIFOLD GROUP Parts scheme
  For full view, you need register

Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  2L-9330 [6] TUBE ASSEM.  
  5B-4251 [6] ELBOW  
    (1 IN EACH ASSEM. 2L9330)
  3L-1023 [2] MANIFOLD ASSEM.  
  6H-0192 [12] STUD (1 5/16" LONG)  
  0S-0699 [6] STUD (1 5/16" LONG)  
    (PARTS OF ASSEM. 3L1023)
  0T-0225 [6] GASKET  
  1B-4203 [24] NUT  
  3B-4506 [24] LOCKWASHER  
  1A-2029 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  0T-0225 [12] GASKET  
  5H-7061 [6] SEAL  
  2L-9410 [12] ELBOW  
  6H-3168 [6] GASKET  
  6H-1739 [2] GASKET  
  1B-5355 [12] NUT  
  1B-5357 [48] NUT  
  2L-9410 [12] ELBOW  
  5H-7061 [6] SEAL  
  2L-9521 [6] TUBE ASSEM.  
  1F-4200 [6] COVER  
  1F-4419 [6] GASKET  
  1F-4416 [6] GASKET  
  1A-2029 [36] BOLT  
  3B-4506 [36] LOCKWASHER  
 

#UE0324380219
 

2L-7928: AIR INLET COVERS GROUP

2L7928 AIR INLET COVERS GROUP
For use with 2L124 and 6H3254 Arrangements
c45943 UE032438
2L7928 AIR INLET COVERS GROUP Parts scheme
  For full view, you need register

Parts for your D397D MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  0L-1351 [8] BOLT  
  3B-4506 [8] LOCKWASHER  
  1L-8411 [2] GASKET  
  2L-6641 [2] COVER  
 

Information:

Engine News
Increased Preload Used In Air Shutoff Actuators
1985/03/01
Service Magazine
Increased Preload Used In Air Shutoff Actuators{7400,7418}
1985/02/18
Three Element Speed Switch Replaces Dual Element Speed Switch{7418,7411,7410,7421}
1986/04/21

Caterpillar Parts SIS Catalog D397D :

AUXILIARY DRIVE GROUP
1H-6548 AUXILIARY DRIVE GROUP
ACCESSORY DRIVE GROUP
7F-2872 ACCESSORY DRIVE GROUP
1L-1348 TOP AUXILIARY DRIVE ARRANGEMENT
AUXILIARY DRIVE GROUP
1L-1287 AUXILIARY DRIVE GROUP
AUXILIARY DRIVE GROUP
2H-7032 AUXILIARY DRIVE GROUP
PUMP
8F-2184 PUMP
STRAINER AS
8F-4185 STRAINER AS
7F-9387 AUXILIARY DRIVE AND BILGE PUMP ARRANGEMENT
SAFETY ALARM GROUP--L.H.
2L-6728 SAFETY ALARM GROUP--L.H.
SAFETY ALARM GROUP--R.H.
2L-6729 SAFETY ALARM GROUP--R.H.
AIR CLEANER GROUP
4L-1044 AIR CLEANER GROUP
AIR CLEANER GROUP
4L-1044 AIR CLEANER GROUP
AIR CLEANER
AIR CLEANER
TURBOCHARGER ASSEMBLY
7H-1937 TURBOCHARGER ASSEMBLY
TURBOCHARGER ASSEMBLY
7M-4929 TURBOCHARGER ASSEMBLY
WATER COOLED EXHAUST MANIFOLD GROUP
3L-1029 WATER COOLED EXHAUST MANIFOLD GROUP

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