10 Servicing
423
SMGB0087 rev.0 - 12/2013
10
10.7.13 Removing reversing valve
1 Remove the service cover, the bottom service cover, the rear cover and the upper cover following “10.7.1Removing
servicecover”, “10.7.4Removingbottomservicecoverandrearcover”and “10.7.3Removinguppercover”.
2 Remove the reversing valve coil according to “10.7.10RemovingReversingvalvecoil”.
3 Remove the solenoid valve coil (SVA) according to the item “Removing Solenoid Valve Coil (SVA).”
4 Remove the reversing valve assemblies from the xed positions (4 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. (4 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 “10.7.7Removingthecompressor”.
4HP 5-6HP
Brazed Portion
(to Heat Exchanger)
Brazed Portion
(to Accumulator)
Reversing Valve
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