TM 9-2350-277-20-1
ENGINE RUNS ROUGH, STALLS, OR DOESN’T PUT OUT FULL POWER—Continued
0024 00
A2Y
1. Disconnect engine fuel supply line (1) from quick disconnect
fitting (2).
2. Manually depress plunger on fuel supply quick disconnect fitting
(2).
3. Does fuel flow freely from fitting?
YES
NO
A2YN
1. Unclog fuel pick up tubes in fuel
tanks (WP 0179 00) or
(WP 0180 00).
2. Verify no faults found.
A3Y
1. Replace engine fuel pump (WP 0166 00).
2. Verify no faults found.
BY
1. Inspect fuel lines on engine between secondary fuel filter and
engine cylinder heads.
2. Inspect fuel lines on engine between right engine cylinder head
and left cylinder head.
3. Inspect fuel lines on engine between engine cylinder head and
restrictor block.
4. Are any fuel lines kinked or leaking?
YES
NO
BYN
1. Internal engine fuel restriction.
Beyond unit maintenance repair.
2. Notify supervisor.
B2Y
1. Replace fuel lines as necessary (WP 0176 00) thru (WP 0201 00).
2. Verify no faults found.
0024 00-3
