Lg Electronics LRTN22310 Manuale Utente
6. TROUBLESHOOTING
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6-1 COMPRESSOR AND ELECTRIC COMPONENTS
Readings OK
Open or short
1
2
3
4
5
2
5
5
3
5
4
5
5
1
4
3
YES
YES
Readings OK
Readings OK
Open or short
Open or short
YES
YES
NO
NO
Power Source.
No Voltage.
(Reated Voltage
±10%)?
±10%)?
Replace OLP.
Reconnect.
Replace
PTC-Starter.
PTC-Starter.
Replace OLP.
Check connection
condition.
condition.
OLP disconnected?
Advise customer that
power supply needs to be
checked by an electrician.
power supply needs to be
checked by an electrician.
Replace
Compressor.
Compressor.
Supply
voltage
rating with
±10%.
voltage
rating with
±10%.
Applied voltage isn't
in range of Rating
Voltage ±10%.
in range of Rating
Voltage ±10%.
Remove PTC-Starter
from Compressor and
measure voltage
between Terminal C of
Compressor and
Terminals 5 or 6 of PTC.
from Compressor and
measure voltage
between Terminal C of
Compressor and
Terminals 5 or 6 of PTC.
Check resistance
between M-C, S-C and
M-S in Motor
Compressor.
between M-C, S-C and
M-S in Motor
Compressor.
Check resistance of
two terminals in
PTC-Starter.
two terminals in
PTC-Starter.
Check resistance of
two terminals in OLP.
two terminals in OLP.
Check the power supply
under load.
(Compressor attempting
to re-start after being off
for 5 minutes).
under load.
(Compressor attempting
to re-start after being off
for 5 minutes).
Check
resistance of
Motor
Compressor.
resistance of
Motor
Compressor.
Check
resistance of
PTC-Starter.
resistance of
PTC-Starter.
Check OLP.
Check
starting state.
starting state.
Did
compressor
start?
compressor
start?
Compressor
is OK
is OK
Replace the
compressor
compressor