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TM 9-4120-389-14
c.
Removal
(1)
Loosen set screw or actuator arm. Remove arm.
(2)
Remove two nuts and lockwashers from actuator.
WARNING
Do not kink cooper tubing. Serious injury may result if line ruptures.
(3)
Swing actuator arm and tubing up and away from actuator bracket on scroll.
(4)
Remove two screws, lockwashers, flat washers and nuts that secure the
brace to condenser motor support.
(5)
Remove screw and lockwasher that secure the brace to the scroll. Remove
brace.
(6)
Remove six screws and six lock washers that secure the scroll to the casing.
(7)
Maneuver the scroll out of the unit.
d.
Repair
(1)
Follow procedures of para. 4-13 to transfer actuator bracket from damaged
scroll to replacement scroll.
(2)
Follow procedures of para. 4-27 to transfer the damper assembly from the
damaged scroll to the replacement scroll.
e.
Installation
(1) Maneuver scroll into unit.
(2)
Align six through holes in casing with mounting hardware of scroll.
(3)
Secure the scroll to the casing with six screws.
(4)
Loosely secure brace to scroll with screw and lockwasher.
(5)
Loosely secure brace to condenser motor mount support with two screws, two lock "<
washers, flat washers, and nuts.
4-90 Change 1
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