TM 5-3655-210-12
Section XIV. ENGINE AND POWER COMPARTMENT COOLING SYSTEM
4-59. Description
the other one up or down as necessary.
Secure by
tightening the nut.
a. The gasoline engine is air-cooled. The air is
sucked in by the vanes on the engine flywheel and
blown through the air shroud to cool the engine.
b. The power compartment has three shutters to
control the temperature. One shutter controls the air
flow to the gasoline engine and with the shutter in the
rear door is operated by preset thermostatic controls.
The third shutter, located in front of the refrigeration
condenser, is manually operated.
4-60. Rear Door Shutter and Control Rod
a. Control Removal and Disassembly.
(1) Remove the cotter pin (3, fig. 4-67) and
washer (4) securing the control rod (6) to the shutter arm
(5) and slide the control rod from the arm.
(2) Remove the nut (7) from the top of the
control rod (6) and slide the rod from the control arm (8).
Remove the nut (7) from the rod.
(3) Remove the two capscrews (11) and
lockwashers (10) securing the bracket (9) to the door
(1). Remove the bracket and control.
(4) Remove the bracket from the control by
removing the two capscrews and lockwashers.
b. Shutter Removal. Remove the 14 machine
screws (14, fig. 4-58) and lockwashers securing the
shutter (15) to the door (13) and lift out the shutter
assembly.
WARNING
Dry cleaning solvent, P-D-680 or P-S-661,
used to clean parts is potentially
dangerous to personnel and property.
Use in a well-ventilated area as the
fumes are dangerous if inhaled. Avoid
repeated and prolonged skin contact. Do
not use near open flame or excessive
heat. Flash point of solvent is 1OOF.-
138F. (38C.-59C.).
c. Control and Shutter Cleaning, Inspection and
Repair. Clean all parts in a cleaning solvent. Inspect
the threads for damage. Inspect the control mounting
bracket and shutter for bends, cracks, or distortion.
Straighten any bends, if possible. Replace all damaged
parts.
d. Shutter Installation.
Reverse the removal
procedures in b above.
1.
Door
7.
Nut
e. Control Reassembly and Installation. Reverse
2.
Control
8.
Control arm
the procedure in a above.
3.
Cotter pin
9.
Bracket
f. Adjustment. If the shutter fails to open or close
4.
Washer
10.
Lockwasher
properly loosen one of the nuts (7, fig. 4-67) and turn
5.
Shutter arm
11.
Capscrew
6.
Control rod
Figure 4-67. Rear door shutter control removal.
4-73
