TM 9-4110-258-13
(5) Remove any silicone RTV remaining in evaporator frame grommets.
c. Installation.
(1) Purge (para 5.9) the refrigeration system and braze (para 5.10) any loose tubing or fitting connections.
(2) Flare tubing end where damaged flare was removed or on end of new tube if it was too short to flare.
(3) Replace dehydrator (para 5.15).
(4) Leak check (para 5.11), evacuate (para 5.12), and charge (para 5.13) the refrigeration system.
(5) Apply silicone RTV into evaporator frame grommets to seal evaporator enclosure.
(6) Install insulation if removed and secure with insulation tape as necessary.
NOTE
FOLLOW-ON MAINTENANCE:
Close/install any doors, panels, guard removed.
5.32 DIFFERENTIAL OIL PRESSURE SWITCH S5 REPLACEMENT.
This task covers:
a. Removal
b. Installation
INITIAL SETUP
Materials/Parts:
Equipment Conditions:
Lock Washers (2) (Pressure Switch)
Refrigeration system discharged (para 5.8).
1, Appendix G
Right side door open.
Lock Washer (Clamp)
1, Appendix G
Tie Down Straps
24, Appendix E
Marker tags (4)
7, Appendix E
a. Removal.
(1) Loosen screw (1) and remove cover (2).
(2) Tag wire leads (3). Remove four screws (4) and pull leads out of differential oil pressure switch (5).
(3) Remove bolt (6), lock washer (7), and clamp (8). Discard lock washer.
(4) Remove tie down straps (9) as necessary.
(5) Tag each capillary tube (10) and loosen two flare nuts (11) from tee (12) and elbow (13).
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