Troubleshooting By Indication On The Unified On/Off Controller; Operation Lamp Blinks - Daikin FCQ18PVJU Service Manual

SiUS28-902_a
5. Troubleshooting by Indication on the Unified ON/
OFF Controller
5.1

Operation Lamp Blinks

Remote
Operation lamp blinks
Controller
Display
Applicable
All models of indoor units
Models Unified ON/OFF controller
Method of
Malfunction
Detection
Malfunction
Decision
Conditions
 Malfunction of transmission between optional controller and indoor unit
Supposed
 Connector for setting master controller is disconnected
Causes
 Defect of unified ON/OFF controller
 Defect of indoor unit P.C.B.
 Malfunction of air conditioner
Troubleshooting

Troubleshooting by Indication on the Unified ON/OFF Controller

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