4-18
TM 9-2350-267-20
RELIEF VALVE: CHECKING AND CLEANING (CONTINUED)
CLEANING
A
B
C
D
Remove engine fuel pump (p 4-15).
Disassemble check relief valve assembly (2) (p 4-17) Discard
gasket (4).
Wash check relief valve assembly components, items 3 through
7, with solvent (item 19, Appx D).
Blow out check relief valve cavity port (8) with compressed air.
E
F
G
Reassemble check relief valve assembly (2). Install new gas-
ket (4).
Install in engine driven fuel pump (1).
Test for fuel flow - 1/2 gallon per minute. If flow is less than
1/2 gallon per minute, replace pump.
TA310076