TM 5-4310-276-14
Malfunction
Test or Inspection
Corrective Action
ENGINE
Step 1. Inspect for lack of fuel in fuel tank.
Fill fuel tank.
Step 2. Check that engine ignition switch is positioned to on.
Position ignition switch to on.
Step 3. Inspect fuel tank strainer for signs of dirt or grime which could pass into fuel lines.
a. Unscrew fuel tank cap and remove cap and gasket.
b. Lift out tank strainer taking care that any particles in the strainer are not dislodged and allowed to
fall into the tank. Service fuel tank strainer.
WARNING
Dry cleaning solvent, P-D-680, used to clean parts is potentially dangerous to
personnel and property. Avoid repeated and prolonged skin contact. Do not
use near open flame or excessive heat. Flash point of solvent is 100F. (38C.).
(1) Clean the tank strainer with dry cleaning solvent, item 5, App. D. Dry thoroughly.
(2) Position strainer in fuel tank filler aperture.
(3) Install fuel tank cap and gasket.
2. ENGINE MISSES OR OPERATES ERRATICALLY.
Step 1. Inspect fuel tank cap vent for blockage.
Clean cap vent, take out vent screw, and blow out with compressed air.
Step 1. Inspect belt guard screen for obstruction.
With the engine stopped, clear obstruction from screen.
Step 2. Restricted cylinder cooling fins.
Clean cylinder cooling fins.
4. ENGINE STOPS.
Step 1. Inspect for lack of fuel in fuel tank.
Fill fuel tank.
PNEUMATIC EQUIPMENT
1. COMPRESSOR PUMPS TOO SLOWLY OR PROVIDES INSUFFICIENT PRESSURE.
Step 1. Inspect compressor air
cleaner for blockage.
a. Position ignition switch to OFF to stop engine.
b. Remove screws (1, figure 3-3) and lockwashers (2) attaching air cleaner cover (3) and remove cover.
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