10. Servicing
356
SMGB0079 rev.0 - 01/2013
10.3.2.13 Removing reversing valve
1 Remove the service cover, the bottom service cover, the rear cover and the upper cover following Removing service
cover, Removing bottom service cover and rear cover and Removing upper cover.
2 Recover the refrigerant from check joints according to Removing Compressor.
3 Remove the reversing valve coil according to Removing Reversing Valve Coil.
4 Remove the reversing valve assemblies from the xed positions (5 brazing parts).
a. Remove the reversing valve and the stop valve with cooling the valve bodies by wet cloth.
b. Perform the brazing work with attention not to burn the electrical wirings and the piping insulations.
5 Remove reversing valve from the assemblies. (5 brazing parts) At this time, perform the brazing work with cooling the
reversing valve body by wet cloth.
6 When reassembling after replacing the reversing valves, perform in the reverse procedure of removing.
a. Run the lead wires to be located to the original position, and x them by the plastic band.
b. Attach the crankcase heater according to Removing Compressor.
Reversing Valve
Brazing Part
(to Heat Exchanger)
Brazing Part
(to Heat Exchanger)
Brazing Part
(to Accumulator)
Brazing Part
(for Gas Stop Valve)
Brazing Part
(for Discharge Pipe)
Brazing part
(discharge pipe)
Brazing part
(to heat exchanger)
Brazing part
(to accumulator)
Brazing part
(Gas stop valve)
Reversing valve
Brazing part
(to heat exchanger)
5 brazing
parts
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