TM 5-3895-379-23-1
0140
REMOVAL
1.
Loosen clamp (Figure 1, Item 4) and remove radiator hose (Figure 1, Item 3) from connector
(Figure 1, Item 9).
2.
Remove bolts (Figure 1, Items 1 and 5) from thermostat housing (Figure 1, Item 6).
3.
Remove four screws (Figure 1, Item 2) and connector (Figure 1, Item 9) from thermostat housing
(Figure 1, Item 6).
4.
Remove thermostat (Figure 1, Item 8) and preformed packing (Figure 1, Item 7) from thermostat housing
(Figure 1, Item 6). Discard preformed packing.
2
1
3
4
9
5
8
7
6
M0623SWR
Figure 1. Thermostat Removal.
END OF TASK
TESTING
1.
Hang thermostat in pan of water so that thermostat is completely under water. Do not allow thermostat to make
contact with pan.
2.
Place thermal digital resistor (thermometer) in water.
3.
Heat water with propane torch and stir to allow for consistent temperature.
NOTE
Opening temperature should be 170F to 185F (77C to 85C). Full open temperature should
be 198F to 208F (92C to 98C).
4.
Observe temperature at which thermostat opens. Replace thermostat if temperatures are not as specified.
END OF TASK
03/15/2011Rel(1.8)root(maintwp)wpno(M00078)