923178-UTG-B-0114
32
Johnson Controls Unitary Products
10. Remove motor and motor support
11. Remove 4-way valve
12. Remove gas valve and liquid valve
STEPS
PROCEDURES
Motor
Motor
Support
a. Twist off the tapping screws fixing the
motor, pull out the pin of leading wire
for motor and then remove the motor.
b. Twist off the tapping screws fixing the
motor support, pull it upwards and
then remove the motor support.
4-Way Valve
Unsolder the pipeline between
compressor, condenser, gas and
liquid valve, and then remove the
4-way valve. (note: release all
refrigerant before unsoldering).
Gas
Valve
Liquid Valve
Twist off the 2 bolts fixing the
valve sub-assy. Unsolder the
soldering joint between gas valve
and air-return pipe and then
remove the gas valve.
(note: when unsoldering
the soldering joint, wrap the
gas valve with wet cloth
completely to avoid the damage
to valve, and release all
refrigerant completely at first).
Unsolder the soldering joint
between liquid valve and connection
pipe of liquid valve, and then remove the liquid valve.
