LG GR-L247ER Parts List And Instructions Manual page 53

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2. Faults
2-1. Power
_s Causes Checks Measures Remarks
No power on - Power cord cut. - Check the voltage with tester, -Replace the components.
outlet. - Faulty connector insertion. - Check visually, -Reconnect the connecting parts.
- Faulty connection between plug - Check visuaUy. - Reconnect the cortnec[_ng parts.
and adapter.
Fuse blows out. - Short circuit by wrong connection.
- Low voltage products are
connected to high voltage.
- Short circuit by insecis,
- Electricity leakage.
• High voltage.
- Short circuit of components
(tracking due to moisture and dust
' penetration),
- Check the fuse with tester
or visually.
- Check the input volt are with tester
(between power cord and products).
- Check the resistance of power cord
with tested (if it is 0R, it is shorted).
- Find and remove the cause of
problem(ex, short, high voltage,
low voltage).
- Replace with rated fuse.
- Replace with rated
fuse after confirming
its specification.
• If fuse blowns out
frequently, reconfirm
the cause and prevent.
- If resistance is infinite, replace it
with new one.
- If it is not infinite, it is normal.
- Check other parts.
- During forced operation:
. Operates: Check other parts.
Not operate: Replace the frozen
compressor with new one, weld,
evacuate, and recharge refrigerant.
2-2. Compressor
Problems Causes Checks Measures Remarks
Compressor , Faulty PTC. - Check the resistance.
doe_ not V_aue:_oisdefective.
operate.
o Compressor is frozen. - If compressor assembly parts are
normal(capad_tor, PTC, OLP),
apply power directly to the
compressor to force operation.
(_Auxiliary winding_.
Power
OLP It starts as soon as it is
contacted,
• Refer to weld repair procedures.
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