Maintenance; Failures Not Caused By Faults Of The Ac - Gree FLEXX36HP230V1AO Installation & Owner's Manual

DC Inverter Series for R410A Unitary Split Air Conditioner

4 Maintenance

4.1 Failures Not Caused by Faults of The AC

(1) If your air conditioner fails to function normally, please first check the
following items before maintenance:
Problem
The air
conditioner can't
run.
Bad cooling or
heating effect.
Cause
If you turn off the unit and
then immediately turn it on, in
order to protect the
compressor and avoid
system overload,
compressor will delay
running for 3min.
Wire connection is wrong.
Fuse or circuit breaker is
broken.
Power failure.
Power plug is loose.
Air inlet and outlet of the
units have been blocked.
Improper temperature setting
Fan speed is too low.
Air flow direction is not right.
Doors or windows are open.
Exposed under direct
sunshine.
Too many heat sources in the
room.
Filter is blocked or dirty.
Air inlets or outlets of the
units are blocked.
Corrective measure
Please wait for a while.
Connect wires according to
the wiring diagram.
Replace the fuse or switch on
the circuit breaker.
Restart after power is
resumed.
Re-insert the power plug.
Clear the obstacles and keep
the room for the units well
ventilated.
Reset a proper temperature.
Reset a proper fan speed.
Change the direction of air
louvers.
Close them.
Put on curtains or louvers in
front of the windows.
Remove unnecessary heat
sources.
Send for a professional to
clean the filter.
Clear away obstacles that are
blocking the air inlets and
outlets of the units.
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