TM 5-4310-335-14
Table 3-2. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ENGINE FAILS TO START OR IS HARD TO START
Step 1. Visually or using a suitable measuring device, check to see if there is fuel in the fuel tank.
Replenish the fuel supply by filling the fuel tank (3 gallon capacity) with unleaded gasoline, type
If, MIL-G-3056C. If the engine still fails or is hard to start, go to step 2.
Step 2. Inspect for a dirty air filter. The engine air filter requires service when the red signal reaches the
service level. Clean the air filter as follows:
a. Loosen and remove all mounting hardware.
b. Wipe out the inside of the air cleaner cover and body with a lint-free cloth.
c. Remove the element from the air cleaner body and blow it out with compressed air
from the clean side to the dirty side.
d. Replace the element In the air cleaner body.
e. Install and tighten all mounting hardware.
2.
ENGINE STARTS BUT FAILS TO CONTINUE RUNNING
Visually or using a suitable measuring device, check to see if there is a sufficient fuel supply.
Replenish the fuel supply by filling the fuel tank (3 gallon capacity) with unleaded
gasoline, type II, MIL-C-3056C as required.
3.
LOW FLOW OR LONG PUMP TIME
Visually inspect the compressor for leaking fittings or loose air connections.
Tighten any leaking fitting or loose connections. If the leak continues after tightening
then refer to organizational maintenance.
4.
INSUFFICIENT SPEED AND OVERHEATING (COMPRESSOR)
Step 1. Check oil level either with the .dip stick or by visually inspecting the sight gage.
Bring oil to its correct level by adding oil
Step 2. Inspect intercooler for bent fins or any obstruction that may prevent flow of cooling air.
Straighten bent fins and remove any obstructions.
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