Transmission Error Between Main And Sub Remote Controllers - Daikin SkyAir RZR-TA Series Service Manual

SiUS281811EA
4.52 Transmission Error between Main and Sub Remote
Controllers
U8
Error Code
Applicable All indoor units
Models
Method of Error In case of controlling with 2 remote controllers, check the system using microcomputer if signal
Detection transmission between indoor unit and remote controller (main and sub) is normal.
Error Decision Normal transmission does not continue for specified period.
Conditions
Supposed
 Transmission error between main and sub remote controller
Causes  Connection between sub remote controllers
 Defective remote controller PCB
Troubleshooting
Reference
Refer to page 90 for Main/Sub setting.
Part 6 Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution
connectors, or parts may be damaged.
Using 2 remote NO
controllers.
YES
Main/Sub
NO
setting of both remote
controllers is set to Sub.
YES
Troubleshooting by Error Codes
NO
Main/Sub setting of the
remote controller is set to
Main.
YES
Set Main/Sub setting to
Main; turn power supply
OFF once and then restart.
Turn the power OFF and
then restart. If an error
occurs, replace the remote
controller PCB.
Set Main/Sub setting of one
of the remote controllers to
Main; turn power supply
OFF once and then restart.
283