Outdoor Unit - Daikin 2MKS40G2V1B Service Manual

SiBE12-816_D
BRC1D528
BRC7E530W/531W
In case of wireless remote controller, a signal receiver PCB and a display PCB are installed on
indoor unit.
When the error occurs, the operation lamp on the display PCB blinks.
Caution: When operation stops suddenly and the operation lamp blinks, it could be "operation mode
conflict".
Check followings;
Are the operation modes all the same for the indoor units connected to multi system outdoor
unit?
If not, set all the indoor units to the same operation mode and confirm that the operation lamp is
not blinking.
Moreover, when the operation mode is automatic, set all the indoor unit operation mode as
"cooling" or "heating" and check again if the operation lamp is normal.
If the lamp stops blinking after the above steps, there is no malfunction.
★
is set later. (The first set operation mode has priority.)
Service Monitor The indoor unit has one green LED (LED A) on the control PCB. When the microcomputer
works in order, the LED A blinks.
1.2

Outdoor Unit

The outdoor unit has one green LED (LED A) on the PCB. When the microcomputer works in
order, the LED A blinks.
Service Diagnosis
Operation lamp (red)
Operation stops and operation lamp blinks only for indoor unit which different operation mode
(R14422)
Troubleshooting with LED
198