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6
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T
R
O
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E
S
H
6
.
T
R
O
U
B
L
E
S
H
The machine does not function
with the remote controller.
Push the ON/OFF button on the
wireless remote controller.
Is transmitting
signal of the remote
controller active?
Does beep sound from
the indoor unit?
Does connector of
display P.C.B. connect
in place?
Using a tester, measure the
voltage of the receiver on
display P.C.B.assembly.
Push the ON/OFF button
on the remote controller.
When the signal is
received, does the
voltage change?
Replace the control P.C.B.
assembly with a new one
O
O
T
I
N
G
O
O
T
I
N
G
YES
NO
YES
YES
NO
Are batteries of
remote controller
proper?
Replace the wireless
remote controller.
YES
Is indicator lamp
of indoor unit
proper?
I
s timer lamp
of indoor unit
flashing?
NO
Replace the control
P.C.B.assembly
NO
Replace the display P.C.B.
assembly with a new one.
Replace the batteries
with new ones.
YES
Indoor unit is normal.
Inspect the outdoor
NO
Unit or refer to trouble
Suspension Table.
Refer to Trouble
Suspension Table.
NO
YES
28
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