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Error on a fan
Description
Reason
1. Checking method
system to receive the fan
feedback signal?
Is the fan operating?
When the Universal Comm. Kit
fan is in operation, does the fan
feedback signal provide the
contact signal in SHORT status?
• Only the contact signal without power supply should be entered to detecting terminal of fan
feedback signal. If voltage or current is connected other than the contact signal without power
NOTE
outputting the fan operation signal from Control assembly ( For Universal Comm.
Kit)
• Fan operation of Universal Comm. Kit is abnormal.
• The circuit to detect the fan feedback signal of Universal Comm. Kit is not
formed or misconnected.
No
Yes
No
Yes
Yes
Do you need the fan feedback?
Connect the feedback signal to fan check
(It consist of contact signal)
Check the fan control of indoor unit.
No
Form the control circuit so that the proper fan
feedback signal is output depending on fan
signal.)
Yes
operation status.
No
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