Daikin RY50G - Transmission Error between Main Remote Controller and Sub Remote Controller

Troubleshooting by Remote Controller Display / LED Display Si-71A
122 Troubleshooting
6.23 Transmission Error Between Main Remote Controller and Sub Remote
Controller
Remote Controller
Display
8;
8;8;
8;
LED Display
Refer to page
Applicable Models
All models of indoor unit
Method of
Malfunction
Detection
In case of controlling with 2- remote controller, check the system using microcomputer if signal
transmission between indoor unit and remote controller (main and sub) is normal.
Malfunction
Decision
Conditions
Normal transmission does not continue for specified period.
Supposed Causes
„
Transmission error between Main remote controller and Sub remote controller
„
Connection among “Sub” remote controllers
„
Faulty remote controller PCB
Troubleshooting
Turn the SS-1switch of one remote
controller to "Main".
Turn OFF the power supply, and
restart operation
Turn OFF the power once and restart
operation.
Replace remote controller PCB if any
error is generated.
Turn the SS-1switch of one remote
controller to "Main".
Turn OFF the power supply, and
restart operation.
Controlling
with 2-remote
controller
Both SS-1
switches on remote
controllers are turned
to "Sub"
SS-1switch
on remote controller
PCB is turned
to "Main"
NONO
NO
YES
YES
YES
(SF041)