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5L6505 HEAT EXCHANGER ASSEMBLY--Type 2 Only separate parts serviced. When complete Assembly is required order 7L491. Refer to Page 69 for usage D398A




COOLING SYSTEM

HEAT EXCHANGER GP
 

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5L-6505: HEAT EXCHANGER AS

5L6505 HEAT EXCHANGER ASSEMBLY--Type 2
Only separate parts serviced. When complete Assembly is
required order 7L491. Refer to Page 69 for usage
c93729 UE034179
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-8746 [2] GASKET  
  9B-0887 [4] PLUG (BRASS)  
  5L-9118 [2] BONNET  
  6L-2286 [2] PLUG (BRASS)  
  6L-2284 [2] ROD (ZINC)  
  0T-0320 [24] BOLT  
  3B-4507 [24] LOCKWASHER  
  8B-8817 [2] PLUG (BRASS)  
  5L-8748 [2] BRACKET ASSEM.  
    (USED WITH PERFEX EXCHANGER)
  6L-8162 [2] BRACKET ASSEM.  
    (USED WITH YATES EXCHANGER)
  1D-4717 [2] NUT  
  3B-4506 [2] LOCKWASHER  
    (PARTS OF BRACKET ASSEM. 5L8748)
 

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7L-0491: HEAT EXCHANGER GP

7L491 HEAT EXCHANGER ASSEMBLY
Provides Admiralty tubing
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. [1] BONNET  
2. [24] BOLT  
  [24] LOCKWASHER  
3. [1] SEAL  
4. [2] BRACKET ASSEM.  
5. [1] CORE ASSEM. (40" long)  
6. [1] SHELL ASSEM.  
7. [2] GASKET  
8. [2] PLUG (Brass)  
  [2] ROD (Zinc)  
9. [1] BONNET  
10. [2] PLUG (Brass)  
11. [1] PIN  
12. [4] PLUG (Brass)  
 

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5L-2746: CONNECTION GP-HEAT EXCHANGER

5L2746 HEAT EXCHANGER CONNECTIONS GROUP--Second Type
c90173 UE034179
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  3H-5939 [1] GASKET  
  5L-2230 [1] ADAPTER ASSEM.  
  2H-1193 [1] FERRULE  
    (Part of Adapter Assem. 5L2230)
  1H-2854 [1] FITTING  
  4H-2497 [1] NUT  
  4H-2496 [1] SLEEVE  
    (Parts of Fitting 1H2854)
  4L-8760 [1] TUBE  
  1L-7583 [1] CAP  
  4F-9473 [1] NECK  
    (Part of Adapter Assem. 5L2230)
 

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5L-2746: CONNECTION GP-HEAT EXCHANGER

5L2746 HEAT EXCHANGER CONNECTIONS GROUP--Third Type
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  6L-9850 [1] CAP  
  3H-5939 [1] GASKET  
  6L-9864 [1] ADAPTER ASSEM.  
  2H-1193 [1] FERRULE  
  7L-4115 [1] HOSE  
  6L-9848 [2] CLAMP  
  4L-8760 [1] TUBE (Drain)  
 

#UE0341790304
 

HEAT EXCHANGER CHART

HEAT EXCHANGER CHART
UE0341790304 UE034179
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
 

#UE0341790305
 

5L-2746: CONNECTION GP-HEAT EXCHANGER

5L2746 HEAT EXCHANGER CONNECTIONS GROUP
c90172 UE034179
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  1L-7583 [1] CAP  
  4F-9473 [1] NECK  
    (PART OF ADAPTER ASSEM. 5L2230)
  4H-2497 [1] NUT  
  4H-2496 [1] SLEEVE  
    (PARTS OF FITTING 1H2854)
  1H-2854 [1] FITTING  
  3H-5939 [1] GASKET  
  2H-1193 [1] FERRULE  
    (PART OF ADAPTER ASSEM. 5L2230)
  5L-2230 [1] ADAPTER ASSEM.  
  4L-8760 [1] TUBE  
    (OVERFLOW)
  5L-2705 [1] GAUGE ASSEM.  
  5M-2941 [1] KIT (CEMENT)  
    (CONSISTS OF 2 TUBES)
    (PART OF GAUGE ASSEM. 5L2705)
  5L-2706 [1] TUBE  
    (PART OF GAUGE ASSEM. 5L2705)
  5L-2740 [1] GASKET  
  0S-1594 [6] BOLT  
  3B-4506 [6] LOCKWASHER  
 

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6L-3734: FLEXIBLE EXHAUST FITTING GROUP

6L3734 FLEXIBLE EXHAUST FITTING GROUP--Horizontal
For use with 24-12 inch muffler on Turbocharged-Aftercooled Engine
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-6954 [1] ELBOW  
  5L-6900 [1] FLANGE  
  5L-6943 [1] GASKET  
  0S-1583 [12] BOLT  
  3B-4512 [12] LOCKWASHER  
  5L-3773 [1] GASKET  
  0S-1587 [8] BOLT  
  1B-5357 [8] NUT  
  5L-6297 [1] ADAPTER  
 

#UE0341790307
 

6L-3641: FLANGE GP-EXHAUST

6L3641 EXHAUST FLANGE GROUP--12 inch
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-6900 [1] FLANGE  
  0S-1583 [12] BOLT  
  3B-4512 [12] LOCKWASHER  
  5L-6943 [1] GASKET  
 

#UE0341790308
 

6L-4234: TURBOCHARGER GROUP

6L4234 TURBOCHARGER GROUP--Type 1
Serial No. 67B220 to 67B717 inclusive
7M9684 Turbocharger parts are shown on Page 70B
c90583 UE034179
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-8855 [2] RING  
  5L-8856 [2] COUPLING  
  5L-8854 [2] RING  
  5H-7704 [2] SEAL  
  6L-3766 [2] ADAPTER  
  7M-9684 Y [2] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

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6L-4234: TURBOCHARGER GROUP

6L4234 TURBOCHARGER GROUP--Type 2
Serial No. 67B220 to 67B717 inclusive
3S4431 Turbocharger parts are shown on Page 70D
c96005 UE034179
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Parts for your D398A MARINE ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  5L-8855 [2] RING  
  5L-8856 [2] COUPLING  
  5L-8854 [2] RING  
  5H-7704 [2] SEAL  
  6L-3766 [2] ADAPTER  
  3S-4431 Y [2] TURBOCHARGER ASSEM.  
    (See Separate Illustration)
  Y   SEPARATE ILLUSTRATION
 

Information:

Special Instruction
Disassembly and Assembly Procedure for 3N-8891 Sea Water Heat Exchanger Gp {1379}
Disassembly and Assembly Procedure for 3N-8891 Sea Water Heat Exchanger Gp {1379}
Service Magazine

Caterpillar Parts SIS Catalog D398A :

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