LG HMC036KDT1 Service Manual - Page 22
diagnosis, Function
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Display Function Display Function 1. Heating Model Operation Indicator • Cooling, Soft Dry, Fan, Heating Sleep Timer Indicator • Sleep Mode -[ Timer Indicator • Timer Mode Defrost Indicator • Hot-start, Defrost 2. Cooling Model Operation Indicator • Cooling, Soft Dry, Fan Sleep Timer Indicator • Sleep Mode Timer Indicator • Timer Mode Compressor on Indicator H fl OUT DOOR Self-diagnosis Function • Error Indicator • The function is to self-diagnoisis airconditioner and express the troubles identifically if there is any trouble. • Error mark is ON/OFF for the operation LED of evaporator body in the same manner as the following table. - If more than two troubles occur simultaneously, primarily the highest trouble fo error code is expressed. • After error occurrence, if error is released, error LED is also released simultaneously. • To operate again on the occurrence of error code 12, be sure to pull out power cord and then re-insert. • Having or not of error code is different from Model. Error Code 1 2 8 Error LED (Indoor body operation LED) (once) RH l'ill3-s-eIc/ "1 1431s-e-cPill IIIII3-s-e/oIiii I (twice) H n l'I 3sec ll'i 1 I (3times) n Ill- 3sec II1 1431s-ec01 (5times) I Ill i/P1 Error contents SVC check point • Indoor suction temperature thermistor open/short. • Indoor pipe temperature • Indoor TH ass'y check •thermistor open/short. Outdoor suction temperature thermistor open/short. • Outdoor pipe temperature •thermistor open/short. Abnormal operation of multi • Outdoor TH ass)/ check product. • Resetting of remocon (Simultanueous operation of operating mode cooling and heating) • Poor communication • Communication line/circuit check • Indoor fan lock • Check indoor fan motor and outdoor PCB ass'y 22 MPS Multi Air Conditioner