TM 5-3805-254-20.1
ORGANIZATIONAL TROUBLESHOOTING - CONTINUED
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ENGINE
1. ENGINE CRANKS BUT FAILS TO START BELOW 50°F (18°C).
Step 1.
Turn manual override thumbscrew (1) on fuel solenoid (2) fully clockwise.
Rotate KEY SWITCH (3) clockwise to on position. Push GLOW PLUG ON/OFF
switch (4) to ON position. Wait 30 seconds and pump preheater primer pump (5)
until FUEL PRESSURE gage (6) reads above 40 psi. Press ENGINE START button
(7) for 20 seconds. Press GLOW PLUG ON/OFF switch (4) to OFF position and
rotate KEY SWITCH (3) counterclockwise to off position.
a. If engine did not start, go to step 2.
b. If engine starts, turn manual override thumbscrew (1) counter-
clockwise to stop and go to Malfunction 2, ENGINE CRANKS BUT
FAILS TO START ABOVE 50°F (18°C) (page 2-68).
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