Daikin Super multi NX E Series User Manual

Troubleshooting for RA Indoor Unit SiBE121135_A
177 Service Diagnosis
Troubleshooting
Check No.04
Refer to P.232
NO
NO
NO
Check No. 04
Check Hall IC
NO
NO
NO
YES
YES
YES
YES
YES
YES
(R19123)
Caution
Replace the fan motor or the
indoor unit PCB.
Replace the fan motor.
Replace the indoor unit PCB.
Replace the indoor unit PCB.
Replace the fan motor.
Replace the fan motor.
Replace the indoor unit PCB.
Does the fan rotate?
Is there an output?
Voltage as rated?∗
Does the fan rotate
smoothly?
Voltage as rated?∗
Is there continuity?
Start operation.
Turn off the power supply and
rotate the fan by hand.
Check the fan motor voltage.
Turn the power on and check the
fan motor voltage.
(immediately after restart)
Check the capacitor's continuity.
Be sure to turn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
NO
YES
Check the power supply voltage.
Correct the power supply.
Is the
voltage fluctuation
within ±10% from the
rated value?
∗ Measure the voltage
between the red and black
lead wires of the fan motor,
and check if the maximum
voltage reaches the rated
voltage.

Daikin Super multi NX E Series Specifications

General

Brand	Daikin
Model	Super multi NX E Series
Category	Air Conditioner
Language	English