Specifications

Troubleshooting for SkyAir Indoor Unit SiBE18-821
292 Troubleshooting
5.15 Check
Check No. 01 Check for Fan Motor Connector (Power Supply Line)
(1) Turn the power supply off.
With the relay connector disconnected, measure the resistance between UVW phases of the
connector (3 cores) at the motor side, then make sure that the resistance between each phase
is balanced and not short-circuited.
Red
White
Black
U
V
W
Measure the resistance between
each phase.
(S2675)