35
Step 2. Wired controller setting
Optional electric heater should be selected "1/2" group if necessary from COMMISION ā FUNCTION, then set switch
on (outdoor) temperature and control logic (1/2).
Gate-controller
If there is gate control function, installation guide follow as:
Charging and Discharging of Refrigerant
The unit has been charged with refrigerant before delivery. Overcharging or undercharging will cause the compressor
to run improperly or be damaged. When refrigerant is required to be charged or discharged for installation, maintenance
and other reasons, please follow steps below and nominal charged volume on the nameplate.
Discharging: remove metal sheets of the outer casing, connect a hose to the charging valve and then discharge
refrigerant.
Notes
(a) Discharge is allowed unless the unit has been stopped. (Cut off the power and repower it 1 minutes later) (b)
Protective measures should be taken during discharging to avoid frost bites.
(c) When discharging is finished, if vacuuming cannot be done immediately, remove the hose to avoid air or foreign
matters entering the unit.
(d) Vacuuming: when discharging is finished, use hoses to connect the charging valve, manometer and vacuum pump
to vacuum the unit.
To Next Page
Loading...