Remote Controller Self-Diagnosis Function - Daikin REYQ72 Serveice Manual

Troubleshooting by Remote Controller
1.6

Remote Controller Self-Diagnosis Function

The remote controller switches are equipped with a self diagnosis function so that more
appropriate maintenance can be carried out. If a malfunction occurs during operation, the
operation lamp, malfunction code and display of malfunctioning unit No. let you know the
contents and location of the malfunction.
When there is a stop due to malfunction, the contents of the malfunction given below can be
diagnosed by a combination of operation lamp, INSPECTION display of the liquid crystal display
and display of malfunction code. It also lets you know the unit No. during group control.
122
SiUS39-602
Troubleshooting