Hitachi EV-1.5N1, Service Manual

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10. Servicing
426
SMGB0079 rev.0 - 01/2013
10.4.3.6 Removing electrical box
1 Remove the service cover following Removing service cover .
2 Remove the upper cover following Removing upper cover .
3 Remove 6 screws which fix the electrical box.
4 Pull up and remove the electrical box.
Remove the
fixing screws
N O T E
The following wiring must be removed to dismount the electrical box.
1. Remove the reversing valve coil from the reversing valve. : Removing reversing valve coil .
2. Remove the expansion valve coil from the expansion valve. : Removing electronic expansion valve coil .
3. Remove the solenoid valve coil from the solenoid valve. : Removing solenoid valve coil .
4. Remove the Faston terminals of high pressure switch and the pressure switch for control from the switch
body : Removing the high pressure switch and pressure switch for control .
5. Remove all connectors on the control PCB.
6. Remove the compressor wires in the terminal box of the compressor.
7. To remount the electrical box attach the electrical box fitting with the partition plate.
(Insert the radiation fin into the U-notch on the partition plate and place the fin on the fan box side. Then
attach the electrical box hooking onto the partition plate).
Front side
Partition plate
Electrical box
Notches of the partition plate
Front side
Place the electrical box to hook the
parts onto the partition plate.
Fan box