Ipm Protection; Outdoor Unit Display; Led1 Flashes 2 Times; Over-Current Of The Compressor - Haier AW09ES2VHB Manual De Servicio

Outdoor Display

LED1 Flashes 2 Times

Under this error, please ensure the refrigerant system
pressure is normal with no blockages, then replace power
module
Is the error displayed before
the compressor starts?
The power module is faulty,
Outdoor Display

LED1 Flashes 3 or 24 or 25 Times

Turn the unit on.
Is the error displayed before
the compressor starts?
The compressor starts
normally, but malfunctions are
reported after it has operated
for a period of time.
Turn the unit on.
Yes
replace the module
Yes
Problem persists?

Over-current of the Compressor

Yes
No
Yes
ERROR CODES & PROBLEM SOLVING

IPM Protection

The compressor starts normally, but
No
malfunctions are reported after it has
operated for a period of time.
Yes
Check for proper
refrigerant charge
The power module is
faulty, replace the power
module
Is the power supply
voltage normal?
No
Correct the power supply
Spare Parts:
Power module
Refrigerant
Yes
Spare Parts:
Power module
Refrigerant
Yes
Check the refrigerant
charge
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