Daikin FUY71FJV1 User Manual

Si20-701_B Troubleshooting by Remote Controller
134
Is the power supply
phase correct?
Change the
phase if the
power supply is
not correct.
Is the stop valve fully
opened?
Is the refrigerant
piping circuit clogged?
Is the refrigerant
charged correctly or
leaked?
Replace the
clogged part.
Check and repair
the leaked part
and charge
refrigerant
correctly.
Open the stop
valve.
Does the outdoor unit
fan operate properly?
Does the air enter the
refrigerant system?
Conduct
refrigerant
collection and
vacuum drying,
and then add
proper amount
refrigerant.
Check and
replace the
outdoor unit fan
motor.
Is the outdoor unit heat
exchanger clogged?
Clean the heat
exchanger.
Is the outdoor unit
installed properly?
(Outdoor air short
circuit etc.)
Correct
installation.
Is the refrigerant
overcharged?
Conduct
refrigerant
collection and
vacuum drying,
and then add
proper amount
refrigerant.
Reverse phase power
supply.
Low pressure switch
activation.
High pressure switch
activation.
A

Daikin FUY71FJV1 Specifications

General

Brand	Daikin
Model	FUY71FJV1
Category	Air Conditioner
Language	English