Daikin FTX-N/U Manual page 130

FTX-N/U, FVXS-N, FDMQ-R Series
Heat-radiating fin
P4 thermistor malfunction
(Outdoor unit)
Suction piping temperature
U0
abnormal (Outdoor unit)
Power voltage malfunction
U2
(Outdoor unit)
Transmission error
U4
(between indoor and
UF
outdoor units)
Transmission error
U5 (between indoor and
remote controller units)
Transmission error of the
U7
inverter module
UA Field setting error
Transmission error
(between indoor unit
UE
and centralized remote
controller)
Remote controller address
UC
setting error
CAUTION
After test operation is completed, check the items mentioned
in the clause 2 2. Items to be checked at time of delivery on
page 4.
If the interior finish work is not completed when the test
operation is finished, for protection of the air conditioner, ask
the user not operate the air conditioner until the interior finish
work is completed.
If the air conditioner is operated, the inside of the indoor units
may be polluted by substances generated from the coating and
adhesives used for the interior finish work and cause water
splash and leakage.
To the operator carrying out test operation
After test operation is completed, before delivering the air
conditioner to the user, confirm that the electrical wiring box
cover is closed.
In addition, explain the power supply status (power supply ON/
OFF) to the user.
19
01_EN_3P500432-1.indd 19
Abnormal stop is applied
depending on the model or
condition.
The refrigerant may be
insufficient.
Abnormal stop is applied
depending on the model or
condition.
The inverter open-phase or
main circuit condenser may
be malfunctioning.
Abnormal stop is applied
depending on the model or
condition.
Wiring error between
indoor and outdoor unit. Or
Indoor and outdoor Printed
Circuit Board failure.
Transmission between
indoor unit and remote
controller is not performed
properly.
System setting error of the
simultaneous on/off multi-
split type.
128
EDUS091558E
3P500432-1
10/24/2017 18:32:42