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TheAChub
Transmission Error between Indoor and Outdoor Units in
the Same System
Error Code Troubleshooting
Applicable Models
All indoor models REYQ-T
Method of Error Detection
Detect the error signal for the other indoor unit within the circuit by outdoor unit PCB. Error Decision Conditions
When the error decision is made on any other indoor unit within the system concerned Supposed Causes
Transmission error between other indoor and outdoor units Defective electronic expansion valve of other indoor unit
Defective indoor unit PCB of other indoor unit Improper connection of transmission wiring between indoor and outdoor unit system, and then conduct troubleshooting by diagnosis according to the Error Code Flowchart.
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