164
Installation and Maintenance
Service Manual
Step Procedure
    10. Remove Electric Box Assy
Remove screws fixing the electric box subassembly; 
loosen the wire bundle and unplug the wiring terminals. 
Then lift the electric box to remove it.
    11. Remove isolation sheet
Remove the screws xing the isolation sheet and then 
remove the isolation sheet.
    12. Remove 4-way valve assy and cut-off valve
Unsolder the welding joints connecting the 4-way valve 
assy and cut-off valve, remove the 4-way valve and cut-
off valve.
Note:
Before unsoldering the welding joint, wrap the 4-way 
valve with a wet cloth completely to avoid damage to 
the valve caused by high temperature.
Electric Box Assy
isolation sheet
4-way valve