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 TM 9-2320-303-24-1
THERMOSTAT AND HOUSING MAINTENANCE - CONTINUED
0047 00
REMOVAL
1.
Loosen and remove bypass hose clamp (4), radiator inlet hose clamp (10), and hose (9).
2.
Unscrew compressor coolant line (15) from fitting (8).
3.
Unscrew and remove two capscrews (2) and washers (1).
4.
Remove elbow (3) and gasket (5). Check elbow for cracks. Discard gasket.
5.
Unscrew and remove four capscrews (7) and washers (6).
6.
Tap thermostat housing (11) with a soft head hammer and remove. Check housing for cracks, damaged fittings, or stains
from leaks. Replace if necessary.
7.
Remove gasket (14), thermostat (13), and rubber seal (12). Discard gasket and rubber seal.
3
2
4
1
5
6
14
7
13
12
8
8
15 11
10
9
10
TESTING
1.
Check that at room temperature, thermostat (13) is closed. If thermostat does not work, replace it.
2.
Put thermostat (13) in hot water. When temperature reaches 185F (85C), thermostat should open.
0047 00-2
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