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 TM5-4120-383-14
ACTUATING CYLINDER.
The actuating cylinder is located in the rear (compressor/
condenser) compartment.
a.
Removal.
(See fig. 5-14.)
(1) Disconnect power at power source.
(2) Remove top front and rear covers (para 4-11).
(3) Discharge and purge refrigeration system per paragraphs
5-11 and 5-12.
(4) Remove screw from the mechanical post assembly and slip
the push-pull cable wire loose. Take care not to lose mechanical
post.
(5) Disconnect actuator cylinder from the flare nut on elbow.
(6) Remove two nuts and lock washers and slip actuator
cylinder out of the unit.
b.
Inspect/Replace.
Inspect actuating cylinder for defects and
broken or missing parts. Replace if defective.
Installation/Adjustment.
c.
(1) Align studs on actuating cylinder with holes in bulkhead
and secure with two each lock washers and nuts.
(2) Connect swivel elbow flare nut to actuating cylinder.
(3) Loose assemble control cable and mechanical post.
(4) Close condenser discharge air louvers.
(5) Pull wire from push-pull cable tight and tighten screw in
mechanical post assembly.
(6) Replace dehydrator. (See para 5-30.)
(7) Leak test newly connected joints and all connections in
the area.
(8) Install top front and rear covers (para 4-11).
(9) Evacuate and charge the refrigeration system in
accordance with paragraphs 5-15 and 5-16.
5-58
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