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TROUBLE SHOOTING
MODEL RAS-32CNH1
/ RAC-32CNH1
PRECAUTIONS FOR CHECKING
Power source
1¢ 220V~240V, 50Hz
DANGER
1.Remember that the
OV line is biased to
155-170V in reference
to the ground level.
2. Also note that it takes
about 10 minutes until
the voltages fall after
Indoor unit
electric pars
Outdoor unit P.W.B.
DANGER
When using an oscillo-
scope, never ground it.
Don't forget that high
voltages as noted
above may apply to the
oscilloscope.
|
HAI) HAN
HARON
=
TT
HH I!
EU
TTT
Hn
HA
HT
f HH
HA
ACT
P.W.B
Power
module
Compressor motor
MAIN P.W.B.
Across @ — © (OV line)
Across @ — ground
Across ©) (OV line) — ground
approx 260-360V
approx 155-170V
approx 155-170V
Always keep your hands
and metallic things away
from the enclosure of the
oscilloscope.
DANGER!
Don'tinstall
the ground
Oscilloscope
'
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