LG LSC27914SB Owner's Manual - Page 53
Trouble Diagnosis - specifications
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9. TROUBLE DIAGNOSIS 1. TroubleShooting CLAIMS. CAUSES AND CHECK POINTS. 1. Faulty start 1) No power at outlet. 2) No power on cord. Bad connection between adapter and outlet. (faulty adapter) The Inner diameter of adapter. The distance between holes. The distance between terminals. The thickness of terminal. Bad connection between plug and adapter (faulty plug). The distance between pins. Pin outer diameter. 3) Shorted start circuit. No power on Disconnected copper wire. power cord. Internal electrical short. Power cord is disconnected. Faulty soldering. Faulty terminal contact. Loose contact. - Large distance between male terminal. - Thin female terminal. Terminal disconnected. Bad sleeve assembly. OLP is off. Disconnected. Weak connection. Short inserted cord length. Worn out tool blade. Specification of OLP is wrong. Defect in OLP. Bad connection. Power is Inner Ni-Cr wire blows out. disconnected. Bad internal connection. Faulty terminal caulking (Cu wire is cut). Bad soldering. HOW TO CHECK * Measuring instrument: Multi tester Check the voltage. If the voltage is within ±85% of the rated voltage, it is OK. Check the terminal movement. Check both terminals of power cord. Power conducts:OK. No power conducts:NG Check rating of OLP OLP: 4TM419TFBYY Temp. 120°C If rating different: change it If not: OK No electric power on compressor. - Faulty compressor. Faulty PTC Power does not conduct. - Damage. Characteristics of PTC is wrong. Bad connection with Too loose. compressor. Assembly is not possible. Bad terminal connection. 4) During defrost. Start automatic defrost. Cycle was set at defrost when the refrigerator was produced. Check the resistance of both terminals. Take the combo off and install it again. - 52 -