Remote Controller Self-Diagnosis Function - Daikin FCQ18PVJU Service Manual

SiUS28-902_a
2.6

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.
Troubleshooting
Display of indoor unit for
which a malfunction has
been detected
Inspection display
Troubleshooting by Remote Controller
Operation lamp
Malfunction code
ON/OFF button
78