LG LFC20740 Series, Руководство по обслуживанию

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6. TROUBLESHOOTING
- 11-
6-1 COMPRESSOR AND ELECTRIC COMPONENTS
1
2
3
4
5
2
5
5
3
5
1
4 3
YES
NO
YES
The range of resistance is between 1~50
Ω
(ok)
Open or short
YES YES
NO
NO
Power Source.
No Voltage.
(Rated Voltage
±10%)?
Replace OLP.
Reconnect.
Reference Page12.
Reference Page12.
Did
compressor
start? Compressor
is OK
Replace the
compressor
Check connection
condition.
OLP disconnected?
Advise customer that
power supply needs to be
checked by an electrician.
Replace
Compressor.
Supply
voltage rating
with ±10%.
Applied voltage isn't
in acceptable range.
(115V ±10%)
Remove PTC-Starter
from Compressor and
measure voltage
between Terminal C of
Compressor and
Terminal 5 or 6 of PTC.
Check resistance
between M-C, S-C and
M-S in Motor
Compressor.
Check resistance of
two terminals in
PTC-Starter.
Check resistance of two
terminals in OLP.
Check the power supply
under load.
(Compressor attempting
to re-start after being off
for 5 minutes).
Check
resistance of
Motor
Compressor.
Check
resistance of
PTC-Starter.
Check OLP.
Check
starting state.