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Only for training and service purposes
LGE Internal Use Only
Is the heater LCD "ON"?
Is the output
voltage of IC02D on the
MAIN PCB DC5V?
1. Reconnecting power supply.
Press Heater Key.
Is the heater operation?
1. Select heater operation mode.
Is the output
voltage of IC02M's 11PIN on the
MAIN PCB 0V?
Is the magnetic contactor for
heater ON?
Check or exchange E/Heater.
1. Set following.
'Set temp. > Room temp.'
1. Check or exchange IC01D,
IC02D on the MAIN PCB.
Is the voltage
between A/B(Heat B) of CN-HEAT(CN6)
and NEUTRAL 220V?
1. Check or exchange IC02M.
1. Check or exchange RY13/RY14(Heat B).
Set temp. > Room temp.?
1. Check the wiring of Magnetic
contactor.
2. Exchange Magnetic contactor.
YES
YES
YES
NO
YES
YES
NO
YES
NO
NO
NO
NO
YES
NO
Possible trouble 6
: No heater operation performed.
Содержание LK-0580AC
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