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English
Pump Down Operation
[For wireless remote controller]
1) Press
and select the COOL operation.
2) Press
twice. “Test” is displayed.
3) Press
within 10 seconds, and the forced cooling operation starts.
• Forced cooling operation will stop automatically after about 15 minutes.
To stop the operation, press
.
Trial Operation and Testing
1.
Trial operation and testing
Refer to the installation manual for the indoor unit.
2.
Test items
Test items
Symptom
Check
Indoor and outdoor units are installed securely.
Fall, vibration, noise
No refrigerant gas leaks.
Incomplete cooling/heating function
Refrigerant gas and liquid pipes and indoor drain hose extension are
thermally insulated.
Water leakage
Draining line is properly installed.
Water leakage
System is properly grounded.
Electrical leakage
Only specified wires are used for all wiring, and all wires are connected
correctly.
No operation or burn damage
Indoor or outdoor unit’s air inlet or air outlet are unobstructed.
Incomplete cooling/heating function
Stop valves are opened.
Incomplete cooling/heating function
[For FFQ models]
Check that the connector of the lead wires of the decoration panel is
connected securely.
Louvers do not move
Indoor unit properly receives remote control commands.
No operation
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2022/05/16 9:29:40