Daikin FH35BZV1 [289/397] Transmission error between main remote control and sub remote control u8

Daikin RP125B7W1 [289/397] Transmission error between main remote control and sub remote control u8
ESiEN02–01 Error Codes: System Malfunctions
Part 3 Troubleshooting 3–61
33
4
5
1
4.6 Transmission Error between MAIN Remote Control
and SUB Remote Control (U8)
Error code U8
LED indication The table below shows the LED indication.
Error generation The error is generated when, in case of controlling with two remote controls, the microprocessor
detects that the transmission between the indoor unit and the remote controls (MAIN and SUB) is not
normal over a certain amount of time.
Causes The possible causes are:
Transmission error between MAIN remote control and SUB remote control
Connection among SUB remote controls
Malfunctioning remote control PCB.
Troubleshooting To troubleshoot, proceed as follows:
Operation HAP (green) H1P (red) H2P (red)
Normal 533
Malfunctioning
Turn the SS-1 switch 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-1 switch
on remote controller
PCB is turned
to MAIN
NO
NO
NO
YES
YES
YES

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