Service manual

46
Model No: AC-S10CK_S10HK
Version 1.0
Is the measured
value approx.
17.0 V AC?
Is the connecting
cord correctly
connected?
Correct the
connecting
cord correctly
Use a tester to measure
the voltage between “L”
and “N” of terminal
board on the
outdoor unit
Check the electric
circuit on the outdoor
unit
Is the fuse
down?
Replace the transformer
with a new one.
Replace the fuse and
varister with new ones
Yes
Correct
power supply
between “L” and “N”
of terminal board?
Yes
Replace the control P.C.B.
with a new one.
Measure the secondary
voltage of transformer
The machine does not function
at all with remote controller and
EMERGENCY button on the
indoor unit.
None of the three
LEDs is ON
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