THERMOSTAT AND WATER OUTLET MANIFOLD REPLACEMENT - CONTINUED
THERMOSTAT CLEANING AND INSPECTION
WARN I N G
· Solvent cleaning compound MIL-PRF-680 Type III is an environmentally compliant and low-toxic material.
However, it may be irritating to the eyes and skin. Use protective gloves and goggles. Use in well-ventilated
areas. Keep away from open flames and other sources of ignition. Failure to do so may result in injury or
death to personnel.
· Particles blown by compressed air are hazardous. DO NOT exceed 15 psi (103 kPa) nozzle pressure when dry-
ing parts with compressed air. DO NOT direct compressed air against human skin. Make sure air stream is
directed away from user and other personnel in the area. To prevent injury, user must wear protective goggles
or face shield. Failure to follow this warning may result in injury to personnel.
Remove all gasket material from mounting surfaces.
Clean all parts and surfaces with solvent cleaning compound.
Dry parts with compressed air.
Inspect all parts for damage, wear, pitting, cracks, or corrosion and replace if necessary.
Install new O-ring (8) on thermostat (7).
Install thermostat (7) in housing (4).
Install new ring (6) and plug (9) in housing (4).
Position new gasket (5) and housing (4) on machine.
Install four bolts (3) in housing (4) and tighten to 16 lb-ft (22 Nm).
Connect hose (2) to housing (4) and tighten hose clamp (1).
Run engine until normal operating temperature is reached (TM 5-3805-290-10).
Shut down engine (TM 5-3805-290-10).
Check for cooling system leaks.