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HWE0803A GB
2. Operations in each mode
(1) Cooling operation
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. Inverter frequency control
2.
Indoor unit LEV, Oil returnLEV control
3. Solenoid valve control
4. Outdoor unit fan control
5. BC controller solenoid valve control
6. BC controller control
Normal operation
During test run mode
Indoor unit fan
operation
1. Inverter output 0Hz
2.
Indoor unit LEV, Oil return LEV fully closed
3. Solenoid valves OFF
4. Outdoor unit fan stop
5. BC controller solenoid valves OFF
6. BC controller LEV fully closed
Unit in the stopped state
2 3
*Note 1. The indoor fan operates at the set notch under cooling mode regardless of the
ON/OFF state of the thermostat.