Specifications

Troubleshooting (OP: Unified ON/OFF Controller) SiUS39-602
206 Troubleshooting
5. Troubleshooting (OP: Unified ON/OFF Controller)
5.1 Operation Lamp Blinks
Remote
Controller
Display
Operation lamp blinks
Applicable
Models
All models of indoor units
Unified ON/OFF controller
Method of
Malfunction
Detection
Detect the malfunction according to DIII-NET transmission data.
Malfunction
Decision
Conditions
Supposed
Causes

Malfunction of transmission between optional controller and indoor unit

Connector for setting master controller is disconnected

Defect of unified ON/OFF controller

Defect of indoor unit PC board

Malfunction of air conditioner