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![]() TM 9-2320-363-20-2 
FUEL PUMP REPLACEMENT 
This task covers: 
a. Removal 
b. Cleaning/Inspection 
c. Installation 
INITIALSETUP 
Tools and Special Equipment: 
General Safety Instructions: 
Tool Kit, SC 5180-90-CL-N26 
Materials/Parts: 
WARNING 
Diesel fuel is flammable. Do not work on fuel 
Gasket 
P/N 23505248 
system in presence of sparks or open flame 
To do so could result in serious injury to 
personnel. 
REMOVAL 
WARNING 
Diesel fuel is flammable. Do not work on fuel system in presence of sparks or 
open flame. To do so could result in serious injury to personnel. 
1. 
DISCONNECT FUEL INLET HOSE (1). 
2. 
DISCONNECT FUEL PUMP TO SECONDARY FUEL FILTER HOSE (2). 
3. 
DISCONNECT FUEL PUMP TO FUEL/WATER SEPARATOR RETURN HOSE (3). 
4. 
REMOVE THREE BOL TS (4) FROM FUEL PUMP (5). 
5. 
REMOVE FUEL PUMP (5), COUPLING (6), AND GASKET (7) FROM AIR COMPRESSOR (8). 
DISCARD 
GASKET. 
6. 
REMOVE ADAPTER FITTING (9) FROM FUEL PUMP (5). 
7. 
REMOVE ADAPTER (10) AND TEE FITTING (11) FROM FUEL PUMP (5). 
8. 
REMOVE ELBOW FITTING (12) AND ADAPTER (13) FROM TEE FITTING (11). 
4-50 Change 3 
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