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TM 9-4110-257-14
5-37. DUAL PRESSURE CONTROL SWITCH S4 REPLACEMENT.
This task covers:
a.
Testing
b.
Removal
c.
Installation
INITIAL SETUP:
Materials/Parts:
Equipment Conditions:
Lock Washers (2)
Refrigeration system discharged (para 5-7).
1, Appendix G
Right side condenser door open.
Marker tags (4)
7, Appendix E
Tie Down Straps (2)
24, Appendix E
a.
Removal.
(1)
Loosen screw (1) and remove cover (2).
(2)
Tag wire leads (3). Remove two screws (4) and pull leads out of dual pressure control switch (5).
(3)
Remove two bolts (6), lock washers (7), and clamps (8). Discard lock washers.
(4)
Remove two tie down straps (9).
(5)
Tag each capillary tube (10) and loosen two flare nuts (11).
(6)
Remove two screws (12) and dual pressure control switch (5). Remove grommet (13).
5-73
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