TM 5-1940-322-10
0041 00
MECHANICAL TROUBLESHOOTING (Contd)
Engine Troubleshooting (Contd).
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
8. ENGINE COOLANT TEMPERATURE ABOVE NORMAL (ENGINE AUDIBLE ALARM
ACTIVATES)
Step 1. Move the boat.
Step 2. Ensure transmissions are in forward position.
Step 3 Check coolant level in reservoir.
If coolant is low, add coolant to proper level. Refer to WP 0049 00.
Step 4. Check cooling system for leaks.
If leaks are found, notify Field maintenance.
Step 5. Notify Field maintenance.
END OF TESTING
Transmission Troubleshooting.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
9. LOW TRANSMISSION OIL PRESSURE
Step 1. Check transmission oil level. Refer to WP 0049 00.
Fill oil to proper level.
Step 2. Check raw water filter for blockage and/or damage. Refer to
a. Clean raw water filter basket.
b. If damage is present, notify Field maintenance.
END OF TESTING
10. TRANSMISSION WILL NOT ENGAGE
Step 1. Verify throttle/transmission control lever is working properly.
Step 2. Verify transmission cable connection at transmission.
Step 3. If problem persists, notify Field maintenance.
END OF TESTING
