TM 9-4120-388-14
5-16. HIGH PRESSURE CUT-OUT SWITCH (S6) - Continued.
b. Removal.
(2) Remove two screws and Iockwashers from pressure switch.
(3) Loosen and disconnect pressure switch capillary tubing flare nut from high pressure (discharge) service
valve line.
(4) Carefully pull switch from box far enough to gain access to terminals. Remove protective clip-on cap.
(5) Tag and disconnect wire leads from pressure switch.
(6) Remove pressure switch and capillary with flare nut from unit.
Installation.
c.
(1) Insert capillary with flare nut through hole in back of casing bulkhed.
(2) See tags and wiring diagram (Figure 4-16) and connect wire leads.
(3) Remove tags and install protective clip-on cap.
(4) Secure pressure switch to box with two screws and lockwashers.
(5) Connect flare nut to high pressure (discharge) service valve line.
(6) Carefully coil excess capillary tubing and tape in place to eliminate vibration.
(8) Leak test all newly connected joints and those in the repaired area. (See para 5-10.)
(9) Evacuate and charge the refrigerant system. (See para 5-11 and 5-12.)
(11) Press and release pressure switch reset buttons to be sure they are not tripped.
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