TM 5-4310-376-14
3-3.
(3) When checking oil level push dipstick firmly but slowly
until cap bottoms on tube.
(4) Dipstick must be securely assembled into tube at all times
when engine is operating.
Section II. OPERATOR TROUBLESHOOTING
3-4. GENERAL
Operator troubleshooting of the air compressor consists of checking that the equipment operates
properly. To check air compressor operation, perform the PMCS in Section II of Chapter 2 of
this manual. Report any indication of a malfunction to organizational maintenance.
3-5. TROUBLESHOOTING CHART
a. Table 3-1 lists the common malfunctions which you may find during the operation of the air
compressor or its components. You should perform the tests/inspections and corrective actions.
If a malfunction is not listed or is not corrected by listed corrective actions, notify your super-
visor.
b. This manual cannot list all malfunctions that may occur, nor all tests or inspections and
corrective actions. If a malfunction is not listed, or is not corrected by listed corrective actions,
notify your supervisor.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. ENGINE IS HARD TO START OR FAILS TO START
Step 1.
Check that stop switch is not in OFF position.
Place stop switch in ON position.
Step 2.
Check for fuel in fuel tank.
Fill fuel tank if necessary.
Step 3.
Check that fuel shutoff valve is open.
Open fuel shutoff valve.