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TM5-4120-387-14
(6) Using two wrenches, loosen and disconnect switch capillary tubing flare
nut from pressure tap.
(7) Remove pressure switch and capillary with flare nut from unit.
d.
Installation
(1) Insert capillary with flare nut through hole in back of rear panel.
(2) See tags and wiring diagram (see fig. 4-7) and connect wire leads.
(3) Using two wrenches, connect flare nut to pressure tap.
(4) Using screwdriver, secure pressure switch to enclosure with two screws
and lockwashers.
(5) Install enclosure and switches in unit.
(6) Aline the enclosure and switch nameplate with unit mounting holes.
(7) Using screwdriver, secure enclosure and nameplate with four screws,
(8) Carefully coil excess capillary tubing and tape in place to eliminate
vibration.
(9) Replace the dehydrator. (See para 5-13.)
(10) Leak test all newly connected joints and those in the repaired area.
(See para 5-9.)
(11) Evacuate and charge the refrigeration system. (See para 5-10 and
5-11.)
Follow-on procedure: 1. Install fan motor. (See para 4-60.)
2.
Install condenser fan.
(See para 4-59.)
3.
Install evaporator fan. (See para 4-58.)
4.
Install top panel.
(See para 4-23.)
5.
Press and release pressure switch reset buttons to be
sure they are not tripped.
5-16. FAN SPEED PRESSURE CONTROL SWITCH (SB)
Preliminary procedure: Remove top panel. (See para 4-23.)
5-33
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