|
| |
5-18.
TM5-4120-387-14
(2) Using
charging valve.
(3) Using
two wrenches, loosen and disconnect tubing flare nut from
wrench, remove two self-locking nuts on U-bolts.
(4) Observe position of valve for proper installation.
(5) Remove charging valve.
c.
Installation
(1) Position valve in unit as noted during disassembly.
(2) Using two wrenches, restrain valve body and tighten flare nut.
(3) Using two wrenches, secure valve and cap and chain with two
self-locking nuts and U-bolt.
(4) Replace the dehydrator. (See para 5-13.)
(5) Leak test the newly connected joints and all connections in those
areas.
(See para 5-9.)
(6) Evacuate and charge the system. (See para 5-10 and 5-11.)
Follow-on procedure: 1. Install top panel.
(See para 4-23.)
2.
Install service valve cover.
(See para 4-15.)
Preliminary procedure: 1. Remove top panel. (See para 4-23.)
2.
Remove junction box.
(See para 4-29.)
Voltages used can kill.
Always disconnect power cord to air
conditioner before performing any internal maintenance.
Shutting unit off at its control panel does not disconnect
unit power.
a.
Test
NOTE
The following basic instructions apply to both the equalizing
solenoid (L2) and the liquid line solenoid (L1).
5-38
|
