Loss of Coolant.

TM 5-2410-233-23

TROUBLESHOOTING PROCEDURES - CONTINUED

0006 00

Table 1. Engine Troubleshooting Procedures - Continued.

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

24. Engine Overheats (According to Engine 9. Remove and test water Replace

water

temperature

temperature regulator for regulator if defective (WP 0064

Water Temperature Gage) - Continued.

proper operation (WP 0064 00).

10. Check water pump for wear or Replace water pump (WP 0065

damage.

11. Check water temperature Replace water temperature gage

gauge and sending unit.

and sending unit.

water 1. Replace water temperature

25. Engine Does Not Reach Normal Operating Remove

and

test

regulator if defective (WP

Temperature (According to Engine Water temperature regulator for proper

Temperature Gage).

2. Replace water temperature

gage and sending unit.

1. Perform radiator pressure test Replace leaking radiator (WP

26. Loss of Coolant.

(WP 0061 00).

2. Check cylinder head and 1. Replace cylinder head and

spacer plate for defective

spacer plate gaskets (WP 0023

gaskets. Inspect cylinder head

and spacer plate (WP 0023 2. Replace cylinder head and/or

3. Check for cracked cylinder Replace engine assembly (WP

liners and block.