TM 1-1740-221-13&P&P
FIELD MAINTENANCE
COOLING SYSTEM SERVICE
INITIAL SETUP:
Tools and Special Tools
References
General Mechanic Tool Box (WP 0157, Item 24)
Materials/Parts
Ethylene Glycol, Long Life (WP 0156, Item 5)
Equipment Condition
Tape, Anti-Seize (WP 0156, Item 50)
Engine Shut Down and Cool
Personnel Required
91B, Light Wheel Vehicle Mechanic
INSPECTION
Inspect cooling system components (radiator, radiator cap, hoses, ittings, clamps, water pump, thermostat, fan,
overlow bottle, temperature switch, temperature sending unit) for mounting security, leaks, corrosion, excessive
dirt buildup or any damage affecting serviceability.
END OF TASK
COOLANT LEVEL CHECK
NOTE
If coolant level is low, service with a 50/50 mixture of ethylene glycol and water.
1
FULL
LOW
WP0045F1
Figure 1. Coolant Recovery Tank.
1.
Open engine cover (WP 0028).
2.
Service overlow bottle to between the low and full marks (Figure 1, Item 1). Do not overill.
3.
Close engine cover (WP 0028).
END OF TASK
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