Outdoor Unit - Daikin MKS-T Series Service Manual

SiSG121917E
2.2

Outdoor Unit

The outdoor unit has a green LED (LED A) and red LEDs (LED 1 ~ LED 5) on the service
monitor PCB.
When the microcomputer works in order, the LED A blinks, and when the system is in normal
condition, the red LEDs are OFF.
Even after the error is canceled and the unit operates in normal condition, the LED indication
remains.
Part 6 Service Diagnosis
The illustration is for 4-room model
as representative.
Troubleshooting with LED
Service monitor PCB
LED A
LED 1
LED 2 LED A
LED 1
LED 3
LED 2
LED 4
LED 3
LED 4
LED 5
50/65/80 class 90 class
106