TM 9-2320-363-20-1
PROBLEM - TEMPERATURE IN CAB TOO LOW OR NO HEAT
Possible Cause
Remedy
The water regulating valve is not
Slide the temperature lever slide control toward "warm".
opened.
The water regulating valve is not
Adjust the water regulating valve cable.
opening all the way.
The water regulating valve isn't
Replace the water regulating valve.
working.
A heater hose is pinched or twisted.
Repair or replace the heater hose.
Coolant is leaking from the system.
Check for leakage at the heater core, and at all hose connections from
the radiator coolant level, and add coolant , if necessary. Check and repair any
leaks at the radiator.
Dust or dirt is clogging the heater
Remove and clean the heater core.
core fins.
PROBLEM - CONDENSED WATER IS LEAKING FROM AIR CONDITIONER
Possible Cause
Remedy
The drain tubes are plugged.
Clean the drain holes and drain tubes.
Change 3 3-92.9/(3-92.10 Blank)
