In turning on IG and selecting outdoor mode with indoor switch, 12V is outputted from FATC connector A-
supplied for A-10 terminaland motor works in direction of outdoor. In selecting indoor mode with indoorswitch, 12V is
outputted from FATC connector A-10 terminal, 0V is supplied for A-23 terminal and motor works in direction of indoor.
ERROR DIAGNOSTICS
Symptoms Causes How to check
Outdoor mode running error Power supply error in actuator Separate connector linked with actuator,
select outdoor mode with indoor switch
and measure voltage of FATC
connector A-23 terminal. If 8V and
more, check actuator or wiring state and
if 9V and less, check the inside of
controller.
Indoor mode running error Power supply error in actuator
Select indoor mode in the above method
and measure voltage of FATC
connector A-10 terminal. If 8V and
more, check actuator or wiring state and
if 9V andless, check the inside of
controller
Fixed in outdoor or indoor mode at
AQS selection
AQS signal terminal output error Select AQS switch and measure AQS
signal terminal as shown in the above
figure. If there is no change of voltage
over 10 min, check AQS.
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