Daikin SkyAir RZR-TA Series Service Manual page 232

Troubleshooting by Error Codes
Reference
CHECK 16 Refer to page 306.
226
A
The resistance
among U, V, and W are unbalanced
or short circuited.
NO
CHECK 16
Remove the signal connector
from the fan motor and check
the resistance.
Between V and GND
CC
terminals, and between GND
and H , H , or H terminals are
W V U
short-circuited.
NO
Turn on the power.
The HAP
lamp of the indoor
unit PCB (A1P) blinks and the
HAP lamp of the fan PCB
(A2P) is off.
NO
YES
YES
YES
SiUS281811EA
Replace the indoor fan
motor.
Replace the indoor fan
motor.
Replace the fan PCB (A2P).
Replace the indoor fan
motor.
Part 6 Service Diagnosis