PTAC Service Manual

Service Manual
Installation and Maintenance
170
Steps
Procedure
screw
screw
condenser
4-way valve
evaporator
compressor
drainage valve
nut
13.Remove condenser and evaporator
Remove the 2 screws fixing the
condenser; unsolder the welding joints of
the suction pipe, discharge pipe,
compressor, 4-way valve with the
condenser and evaporator, and then
remove the condenser and evaporator.
(before unsoldering, discharge the
refrigerant in the pipeline completely).
14.Remove compressor and drainage valve
Remove the 3 foot nuts with washer
fixing the compressor and then remove
the compressor.
Remove the 2 screws fixing the drainage
valve and then remove the drainage
valve.