TM 5-3740-214-14
Table 5-3. Direct and General Support Maintenance Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. ENGINE DOES NOT START BUT TURNS OVER
Figure 5-22. Engine Control Panel Test
Step 1. Check the ignition switch.
a. Turn the ignition switch ON.
b. Turn the cab control panel light ON.
(1)
If the light comes on, the ignition switch is ok. Go to Step 2.
(2)
If the light does not come on, go to Step 1c.
c. Check the ignition switch with a volt-ohmmeter.
(1)
Connect the positive (+) meter lead to the battery connection on the switch.
(2)
Connect the negative (-) meter lead to the coil connection on the switch.
(3)
Set the meter to read volts and turn the ignition switch ON.
(4)
If the meter reads 12 volts, the switch is ok. Go to Step 2.
(5)
If the meter reads less than 12 volts, go to Step 4.
Step 2. Make sure there is spark to the spark plug.
a. Turn the ignition switch OFF.
5-20
