TM 9-2320-273-20
SENDING UNITS. SWITCHING DEVICES, AND WINTERIZATION KIT.
5-89. WINTERIZATION KIT ENGINE OIL HEATER THERMOSTAT MAINTENANCE (Continued).
LOCATION/lTEM
ACTION
REMARKS
A. REMOVAL OF THERMOSTAT (Continued).
3. Clamp (3)
Remove from transmission front
Remove if wire assembly
by taking out one screw.
is to be disconnected at
circuit breaker box.
4. Two screws (2) with
Remove and lift off plate (8) with
washers.
thermostat and coil (9) attached.
5. Two screws (12) and
Unscrew to remove retainer (10).
Lift out thermostat and
washers (11).
coil (9). Replace as neces-
sary.
6. Gasket (1).
Remove.
Discard.
B. INSTALLATION OF THERMOSTAT.
7. New gasket (1).
Install to side of oil pan.
8. Thermostat and coil (9).
Install to plate (8) with retainer
(10), two washers (11) and
two screws (12).
9. Plate (8) with coil and
Mount over gasket with two
thermostat (9) attached.
screws (2) and washers.
10. Clamp (3).
Install over wire assembly
If removed.
(4) at transmission front.
11. Wire assembly (4).
Connect to heater terminals
Install as marked.
on plate (8).
12. Cover (5).
Install on plate (8) with two
screws (2) and washers.
C. OPERATIONAL CHECK.
13. Refill engine oil pan.
Refer to para 4-14.
14. 110 VAC power cord.
Plug into source and vehicle re-
Flip breaker to OFF and
ceptacle, flip engine oil circuit
remove power cord after
breaker ON and verify that
check.
heater is functioning properly.
5-328
