Removing The 4-Way Reversing Valve Coil - Hisense Hi-Therma Series Service Handbook

Hi-Therma Monobloc System (AHZ-044/080HCDS1)
The electronic expansion valve will malfunction if the coil does not fix firmly with the valve body by the groove and the fixation
protrusion.
4. Once the Expansion valve coil has been removed, remove the brazing as shown in the figure using a blowtorch.
Protect the connecting wires and pipe insulation from the brazing flame.

2.4.5.4 Removing the 4-way Reversing Valve Coil

● Remove the Upper cover as explained in "2.3.1.1 Removing the Upper cover"
● Remove the service cover, as explained in "2.3.1.2 Removing the Service cover"
● Remove the electrical box cover, as explained in "2.3.1.3 Removing the electrical box cover"
● Remove the Front cover, as explained in "2.3.1.4 Removing the Front cover"
Then,
1. Remove the Screw that fixes the coil to the 4-way reversing valve.
2. Disconnect the PCN6 connector on the O.U. main PCB of the electrical box.
3. Remove the cable from the clamps.
4. Remove the 4-way reversing valve coil.
4-
Fixation protrusion
Grooves
Brazing
Screw
446