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HWE09120 GB
2. Operations in each mode
(1) Cooling operation
*Note 1. The indoor fan operates at the set notch under cooling mode regardless of the ON/OFF state of the thermostat.
Cooling operation
Test run mode
ON
Thermostat ON
3-minute restart
prevention
*Note 1
YES
YES
YES
NO
NO
NO
4-way valve OFF
1. I
nverter frequency control
2.
Indoor unit LEV, LEV1 control
LEV2 fully opened
3. Solenoid valve control
4. Outdoor unit fan control
5. 72C control
Normal operation
During test run mode
Unit in the stopped state
Indoor unit fan
operation
1. Inverter output 0Hz
2. Indoor unit LEV, LEV1
LEV2 rated opening
3. All solenoid valves OFF
4. Outdoor unit fan stop
5. 72C OFF