TM 9-4120-404-14
4-17. DAMPER ACTUATOR AND VENTILATION DAMPER.
This Task Covers:
a. Removal
b. Installation
c. Adjustment
Initial Setup:
Tools Required
Tool Kit, Service, Refrigeration, Unit (Item 1, Appendix B)
Material/Parts Required
None
Personnel Required
Two
Equipment Condition
Air conditioner shut down and cool.
Ventilation air filter and guard removed (see para. 3-23).
Motor controller pulled away from unit, but still electrically connected
(see para. 3-38).
Rear cover removed (see para. 3-27).
Condenser fan scrolls closest to damper removed (see para. 4-14).
(1) Loosen set screw (1) on damper actuator (2).
(2) Remove screw (3), nut (4), screw (5), screw (6), lock washer (7), and bracket.
(3) Compress two clamps (8) and pull end of control cable assembly (9) through bracket of housing.
(4) Remove actuator nut (10) and damper actuator (2).
(5) Remove bushing (11) from bracket (12).
(6) Remove two screws (13), two lock washers (14), and two flat washers (15).
(7) Remove two screws (16), two lock washers (17), and two flat washers (18).
(8) Pull assembled damper assembly from opening in front of air conditioner cabinet.
(9) Remove nut (19) and screw (20) from dam per (21).
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