TM 10-4320-325-14
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
STARTING HANDLE FAILS TO PULL
Step 1. Check decompression lever.
Push decompression lever down to release engine compression (Refer to para 2-6.)
Step 2. Notify Unit Maintenance.
2.
STARTING HANDLE PULLS BUT ENGINE FAILS TO START
Step 1. Check for insufficient fuel supply.
Fill fuel tank, if necessary.
Step 2. Check fuel cock.
Open fuel cock, if closed. (Refer to para 2-6.)
Step 3. Check position of engine speed control handle.
Move to START position. (Refer to para 2-6.)
Step 4. Check the starting procedure under prevailing conditions. (Refer to Chapter 2, Section III or IV.)
If the starting procedures have been performed correctly but engine still fails to start, notify Unit
Maintenance.
3.
UNEVEN RUNNING OR FREQUENT STALLING
Step 1.
Check fuel cock.
Fully open the fuel cock, if closed. (Refer to para 2-6.)
Step 2. Check for insufficient fuel supply.
Fill fuel tank, if necessary.
4.
LACK OF POWER
Step 1. Check position of engine speed control handle.
Move to START position to increase engine speed. (Refer to para 2-6.)
Step 2. Check for insufficient fuel supply.
Fill fuel tank, if necessary.
Step 3. Check air cleaner restriction indicator.
If a red band appears in window of air cleaner restriction indicator, replace air filter. (Refer to
Change 2 3-2
