Daikin VRV RXYQ72-384XAYCA Service Manual page 268

Troubleshooting by Error Code
Note(s)
1. Temporary error code reset operation can be performed by pressing the push switch button
(BS2) on the self-cleaning decoration panel PCB
2. For details on performing filter auto clean test operation, refer to the operation manual of the
self-cleaning decoration panel.
261
A From the previous page
Start operation with remote
controller.
Error AH recurs,
or the self-cleaning decoration panel
lamp (red) blinks?
YES
NO
Electrical component
box (lid)
SiUS342004EB
Normal.
The error could be caused by
other causes. Refer to other
diagnosis flowcharts in the
following order:
AH-05→03→04→06→08→09.
Check the indoor unit control
PCB and self-cleaning
decoration panel PCB.
BS1 BS2
Part 6 Service Diagnosis