TM 9-2330-356-14
Table 3-2. Operator/Crew Troubleshooting (Con't).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ENGINE (Con't)
13. ENGINE MISFIRES AT HEAVY LOAD.
Step 1.
Check air cleaner dirt indicator for showing of red band.
If red band is showing, service air cleaner (para 3-1 8).
Check for fuel line leaks.
Step 2.
If connections are loose or lines are damaged, notify unit maintenance.
14. LOWER ENGINE POWER.
Check air cleaner dirt indicator for showing of red band.
Step 1.
If red band is showing, service air cleaner (para 3-1 8).
Check for fuel line leaks.
Step 2.
If connections are loose or lines are damaged, notify unit maintenance.
15. LOW OIL PRESSURE INDICATED ON GAGE (MINIMUM 20 psi).
Check oil level.
Step 1.
Add oil, if necessary.
Check gage for damage.
Step 2.
If gage is damaged, notify unit maintenance.
Step 3.
Check for kinked or bent tubing between oil pressure gage and engine.
If kinked or bent tubing is found, notify unit maintenance.
FUELING OPERATIONS
16. FUEL DOES NOT FLOW DURING ANY NONFILTERED FUELING OPERATION.
Step 1.
Check if emergency valve is open.
Open valve by operating emergency valve control A. If control does not function, notify unit
maintenance.
Step 2.
Check that proper valves are open.
Refer to Flow Diagram pertaining to fueling operation being performed.
3-32
