Johnson Controls York FREE MATCH EK Series User Manual

Codes and Description
DomesticAirConditioner
31
NO
Yes
Does fan rotate
smoothly?
NO
Replace fan motor
Yes
Turn power ON and operate fan
Does it rotate?
No
Yes
Turn off power supply and disconnect fan
motor connector,then turn power ON
Check output of fan motor connector
Is motor power voltage
DC310V
g
en
g
erated?
Yes
NO
Yes
No
Yes
Stop fan motor
Is motor control power
voltageDC15Vgenerat
Is rotation number
commamd voltage
DC1
6V
g
enerated?
Replace indoor unit PCB
No
Replace indoor fan motor
Turn off power supply and
rotate fan by hand
Replace indoor
unit PCB
Replace indoor
unit PCB
Replace fan
motor
Is rotation number
command pulse
g
enerated?
YSCC24FSAADG

Johnson Controls York FREE MATCH EK Series Specifications

General

Brand	Johnson Controls
Model	York FREE MATCH EK Series
Category	Air Conditioner
Language	English