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WEBSITE http://biz.LGservice.com
E-MAIL http://www.LGEservice.com/techsup.html
Room Air Conditioner
SERVICE MANUAL
CAUTION
-BEFORE SERVICING THE UNIT, READ THE SAFETY
PRECAUTIONS IN THIS MANUAL.
-ONLY FOR AUTHORIZED SERVICE PERSONNEL.
MODEL : LS-Q076ABL/BBG/BEL/ABG
LS-Q096ABL/BBG/BEL/AEL
LS-Q096ACG/ADG/ADL/BDL
LS-Q096AHG/ABG/ABM/AEM
LS-Q096BAG/BDG
LS-Q096ACL/AAG
LS-Q082BAG/BAM
LS-Q082AAL/ACG/ACL/ACM
LS-H096QNA0
LS-Q096BEG
LS-C082QMA0/QNA0
LS-C096QLA0/QNA0
LS-C096QGL0
LS-H096QGL1
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Contents Details of LG Model Name(2002) .......................................................................................... 3 Details of LG Model Name(2003) .......................................................................................... 4 Functions ................................................................................................................................ 5 Product References ...................................................................................
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Details of LG Model Name(2002) 3456789 12 - Code Type Code of Model Meaning 1,2 Type of Airconditioner A~Z LS: LG Split Type Airconditioner 3 Chassis A~Z Name of toll of Unit Ex. LS-R ➔ S R Chassis 4,5 Capacity(Btu/h) 1~9 Cooling/Heating Capacity Ex. "09" ➔ 9,000Btu/h 6 Electric Range 1~9 Electric Standard 1 ➔ 115V/60Hz 6 ➔ 220~240V/50Hz 2 ➔ 220V/60Hz 7 ➔ 110V, 50/60Hz 3 ➔ 208~230V/60Hz 8 ➔ 380~415V/50Hz 5 ➔ 200~220V/50Hz 9 ➔ 380~415V/60Hz Basic A 0 7 Serial No. 0~9 Plasma Filter B 1 A~Z Auto Sw
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Details of LG Model Name(2003)~ 12 - 3456789 10 Code Type Code of Model Meaning 1 Producing Center, A~Z L: Chang-won R22 N: India Refrigerant A: Chang-won R410A Z: Brazil C: Chang-won R407C D: Indonesia T: China M: Mexico K: Turkey R22 V: Vietnam E: Turkey R410A S: Out Sourcing H: Thailand 2 Product Type A~Z S: Split Type Air Conditioner 3 Cooling/Heating/Inverter A~Z C: Cooling only V: AC Inverter C/O H: Heat pump N: AC Inverter H/P X: C/O + E/Heater Q: DC Inverter C/O Z: H/P + E/Heater W: DC I
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Functions Indoor Unit Operation ON/OFF by Remote controller Sensing the Room Temperature • Room temperature sensor. (THERMISTOR) Room temperature control • Maintains the room temperature in accordance with the Setting Temp. Starting Current Control • Indoor fan is delayed for 5 sec at the starting. Time Delay Safety Control • Restarting is inhibited for approx. 3 minutes. Indoor Fan Speed Control • High, Med, Low, CHAOS, JET COOL Operation indication Lamps (LED) --- Lights up in operation --- Li
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Remote Control Operation ON/OFF Operation Mode Selection Cooling Operation Mode.( ) Auto Operation Mode.( ) (Cooling (Heating Healthy Dehumidification Operation Mode.( ) Heating Operation Mode.( ) model only) model only) Fan Speed Selection (Low) (Med) (High) (CHAOS) Room, Temperature Display : (High:39°C Low:11°C) Temperature Setting LOW HIGH TEMPERATURE Down to 18°C Down to 16°C Cooling Heating Up to 30°C Up to 30°C JET COOL PLASMA(Optional) PLASMA Setting the Time or
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Remote Control Operation ON/OFF Operation Mode Selection Cooling Operation Mode.( ) Auto Operation Mode.( ) (Cooling (Heating model only) Healthy Dehumidification Operation Mode.( ) Heating Operation Mode.( ) model only) Fan Speed Selection (Low) (Med) (High) Room, Temperature Checking : (High:39°C Low:11°C) Temperature Setting TEMPERATURE LOW HIGH Down to 18°C Down to 16°C Cooling Heating Up to 30°C Up to 30°C JET COOL PLASMA(Optional) Setting the Time or Timer Timer S
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Product References LS-Q096BAG, LS-Q096ACG LS-Q096BBG, LS-Q096BEL LS-Q076BBG LS-Q096ACL, LS-Q096AAL LS-Q096AHG, LS-Q096ABL LS-Q082BAG/BAM LS-Q076BEL Model Name LS-Q096ADG, LS-Q096ADL LS-Q096ABG, LS-Q096AEL LS-Q082AAL/ACG LS-H096QNA0 LS-Q076ABL LS-Q082ACL/ACM LS-Q096BDG, LS-Q096BDL LS-Q096ABM, LS-Q096AEM LS-Q076ABG Item Unit LS-Q096AAG LS-Q096BEG 7,000 9,000 9,000 8,000 8,500 Cooling Capacity Btu/h 7,300 - 9,300 - 8,750 Heating Capacity 1.0 1.0 1.0 1.0 1.0 Moisture Removal l/h 1Ø, 220-240V, 50Hz 1
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LS-C096QLA0 Model Name LS-C082QMA0/QNA0 LS-H096QGL1 QNA0/QGL0 Item Unit 9,000 8,000 9,000 Cooling Capacity Btu/h - - 9,300 Heating Capacity 1.0 1.0 1.0 Moisture Removal l/h 1Ø, 220-240V, 50Hz 1Ø, 220V, 60Hz 1Ø, 220-240V, 50Hz Power Source Ø, V, Hz Indoor 66 6 3 Air Circulation m /min Outdoor 20 20 25 Indoor 36 36 36 Noise Level dB (A)±3 Outdoor 48 48 48 900 650 950 Cooling Input W - - 860 Heating 4.0 3.0 4.2 Running Cooling A - - 3.8 Current Heating 10 10 9.5 E.E.R. C
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Dimensions (1) Indoor Unit H D W Installation plate MODEL All Models DIM Unit W mm 824 H mm 260 D mm 155 -10-
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(2) Outdoor Unit L2 W L3 Gas side (3-way valve) Liquid side (2-way valve) MODEL 7k Heat Pump, 8k Cooling, 9k Cooling DIM unit W mm 564 H mm 525 D mm 265 L1 mm 294 L2 mm 66 L3 mm 374 L4 mm 17 L5 mm 270 -11- L1 H D L4 L5
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(3) Outdoor Unit L2 W L3 Gas side (3-way valve) Liquid side (2-way valve) MODEL 9k Heat Pump DIM unit W mm 770 H mm 540 D mm 245 L1 mm 285 L2 mm 65 L3 mm 518 L4 mm 10 L5 mm 100 -12- H L1 D L4 L5
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Refrigeration Cycle Diagram (1) Cooling Only Models INDOOR UNIT OUTDOOR UNIT LIQUID SIDE CAPILLARY TUBE HEAT HEAT EXCHANGE EXCHANGE (EVAPORATOR) (CONDENSER) GAS SIDE COMPRESSOR (2) Cooling & Heating Models INDOOR UNIT OUTDOOR UNIT CHECK VALVE LIQUID SIDE (Heating Model only) VALVE CAPILLARY TUBE HEAT HEAT EXCHANGE EXCHANGE (EVAPORATOR) (CONDENSER) GAS SIDE REVERSING VALVE ACCUMU VALVE LATOR (Heating Model Only) COOLING COMPRESSOR HEATING -13-
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1(L) 2(N) 1(L) 2(N) 1(L) 2(N) 3 4 Wiring Diagram (1) Indoor Unit 1. LS-Q076ABL, LS-Q076BBG, LS-Q076BEL 2. LS-Q096AAG, LS-Q096AAL, LS-Q096ACG 3. LS-Q082BAG, LS-Q096ACL, LS-Q082AAL LS-Q096ABL, LS-Q096ABG, LS-Q066AHG LS-Q096ADL, LS-Q096ADG, LS-Q096BAG LS-Q082ACG, LS-Q082ACL, LS-Q082ACM LS-Q096AEL, LS-Q096BBG, LS-Q096ABM LS-Q096BAG, LS-Q096BDG, LS-Q096BDL LS-C082QMA0, LS-C082QNA0 LS-Q096AEM, LS-H096QNA0, LS-Q096BEG LS-Q082BAM, LS-C096QGL0, LS-C096QLA0, LS-C096QNA0, LS-H096QGL1 AC PWB ASM. DC PWB ASM
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Operation Details 1. MAIN UNIT FUNCTION • DISPLAY 1) C/O Model Operation Indicator • ON while in appliance operation, OFF while in appliance pause. • Flashing while in disconnection or short in Thermistor. (3 sec off / 0.5 sec on) Sleep Timer Indicator • ON while in sleep timer mode, OFF when sleep timer cancel or appliance operation pause. Timer Indicator • ON while in timer mode (on/off), OFF when timer mode is completed or canceled. Comp. Running Incidator • While in appliance operation, ON w
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• While in compressor off, the indoor fan repeats low airflow speed and pause. • While the intake air temp is between compressor on temp. and compressor off temp., 10-min dehumidifica- tion operation and 4-min compressor off repeat. Compressor ON Temp. ➲ Setting Temp+0.5°C Compressor OFF Temp. ➲ Setting Temp-0.5°C • In 10-min dehumidification operation, the indoor fan operates with the low airflow speed. Heating Mode Operation • When the intake air temp reaches +3°…above the setting temp, the
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Fuzzy Operation (C/O Model) • According to the temperature set by Fuzzy rule, when the intake air temp is 0.5°C or more below the setting temp, the compressor is turned off. When 0.5°C or more above the setting temp, the compressor is turned on. Compressor ON Temp ➲ Setting Temp + 0.5°C Compressor OFF Temp ➲ Setting Temp + 0.5°C • At the beginning of Fuzzy mode operation, the setting temperature is automatically selected according to the intake air temp at that time. 26°C ≤ Intake Air Temp ➲ 2
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2) Fuzzy Operation for Dehumidification • According to the setting temperature selected by Fuzzy rule, when the intake air temp is 0.5°C or more below the setting temp, the compressor is turned off. When 0.5°C or more above the setting temp, the compressor is turned on. Compressor ON Temp ➲ Setting Temp + 0.5°C Compressor OFF Temp ➲ Setting Temp+0.5°C • At the beginning of Fuzzy mode operation, the setting temperature is automatically selected according to the intake air temp at that time. 26°C
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Off-Timer Operation • When the set time is reached after the time is input by the remote control, the appliance stops operating. • The timer LED is on when the off-timer is input. It is off when the time set by the timer is reached. • If the appliance is on pause at the time set by the timer, the pause continues. Off-Timer ↔ On-Timer Operation • When the set time is reached after the on/off time is input by the remote control, the on/off-timer operation is carried out according to the set ti
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Jet Cool Mode Operation (C/O Model) • If the Jet Cool key is input at any operation mode while in appliance operation, the Jet Cool mode operates. • In the Jet Cool mode, the indoor fan is operated at super-high speed for 30 min at cooling mode operation. • In the Jet Cool mode operation, the room temperature is controlled to the setting temperature, 18°C • When the sleep timer mode is input while in the Jet Cool mode operation, the Jet Cool mode has the priority. • When the Jet Cool key is in
