TM 5-3895-385-23-1
0082
Table 1. Engine Performance Poor or Erratic -- Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
6. Start engine (TM 5-3895-385-
1. If pressure difference between
10) and run at idle, or if engine
fuel filter head outlet and fuel
fails to start, measure pressure
filter head inlet is greater than
while cranking.
29 psi (200 kPa), turn keyless
engine switch to OFF position
(TM 5-3895-385-10), and
replace spin-on fuel filter (WP
0339, Vol 2).
2. If pressure difference between
fuel filter head outlet and fuel
filter head inlet is less than 29
psi (200 kPa), turn keyless
engine switch to OFF position
(TM 5-3895-385-10), and
proceed to next malfunction.
8. Fuel pump leaking.
Inspect fuel pump for damage or
1. If damaged or leaking, replace
leaks (WP 0329, Vol 2).
fuel pump (WP 0329, Vol 2).
2. If not damaged or leaking,
proceed to next malfunction.
9. Fuel pump malfunction.
1. Disconnect the fuel drain line
connecting the fuel pump drain
to the fuel return manifold (WP
0448, Vol 3, Figure 54).
2. Attach pressure gauge and
adapter to the fuel drain line
connection (WP 0448, Vol 3,
Figure 49).
3. Start engine (TM 5-3895-385-
1. If drain line pressure is more
10) and run at idle, or if engine
than 2.7 psi (18.6 kPa), turn
fails to start, measure pressure
keyless engine switch to the
while cranking.
OFF position (TM 5-3895-385-
10), and replace fuel pump (WP
0329, Vol 2).
2. If drain line pressure is less
than 2.7 psi (18.6 kPa), turn
keyless engine switch to OFF
position (TM 5-3895-385-10),
restore to original condition, and
proceed to next malfunction.
10.Internal engine problem.
Proceed to Corrective Action.
Replace engine (WP 0323, Vol 2).
END OF WORK PACKAGE
0082-6