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INSTALLATION MANUAL
AIR CONDITIONER
• Please read this installation manual completely before installing the product.
• Installation work must be performed in accordance with the national wiring
standards by authorized personnel only.
• Please retain this installation manual for future reference after reading it
thoroughly.
P/NO : MFL68061202
www.lg.com
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Related Manuals for LG AUUQ54GHT0
Summary of Contents for LG AUUQ54GHT0
- Page 1 • Please read this installation manual completely before installing the product. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only. • Please retain this installation manual for future reference after reading it thoroughly. www.lg.com P/NO : MFL68061202...
- Page 2 TIPS FOR SAVING ENERGY TIPS FOR SAVING ENERGY Here are some tips that will help you minimize the power consumption when you use the air conditioner. You can use your air conditioner more efficiently by referring to the instructions below: •...
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Page 3: Important Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE. Always comply with the following precautions to avoid dangerous situations and ensure peak performance of your product WARNING It can result in serious injury or death when the directions are ignored CAUTION It can result in minor injury or product damage when the directions are ignored WARNING... - Page 4 IMPORTANT SAFETY INSTRUCTIONS Operation • Do not share the outlet with other appliances. It will cause an electric shock or a fire due to heat generation. • Do not use the damaged power cable. Otherwise, it may cause a fire or electrical shock. •...
- Page 5 IMPORTANT SAFETY INSTRUCTIONS CAUTION Installation • Install the drain hose to ensure that drain can be securely done. Otherwise, it may cause water leakage. • Install the product so that the noise or hot wind from the outdoor unit may not cause any damage to the neighbors.
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Page 6: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS TIPS FOR SAVING ENER- TEST RUNNING FUNCTION IMPORTANT SAFETY Forced Cooling Operation INSTRUCTIONS SELF-DIAGNOSIS FUNC- INSTALLATION OF OUT- TION DOOR UNIT Error Indicator (Outdoor) Night Silent Operation setting INSTALLATION GUIDE AT Connecting Cables between Indoor Unit THE SEASIDE and Outdoor Unit WIRING CONNECTION... -
Page 7: Installation Of Outdoor Unit
More than 600mm More than 700mm Piping length and the elevation Single Outdoor Pipe Size Length A (m) Elevation B (m) Additional MODEL CAPACITY Refrigerant (g/m) Liquid Standard Max. Standard Max. AUUQ54GHT0 54kBtu/h Ø19.05(3/4) Ø9.52(3/8) ANUQ54GS0... -
Page 8: Night Silent Operation Setting
• Improper refrigerant charge may result in abnormal cycle. Night Silent Operation setting - Open the Side panel or Top Cover of outdoor unit. - Set the SW01N. AUUQ54GHT0 ANUQ54GS0 - Close the Side panel or Top Cover. AUUQ54GHT0 ANUQ54GS0... -
Page 9: Connecting Cables Between Indoor Unit And Outdoor Unit
A disconnection device to ade- quately disconnect all supply lines must be fitted. - Model of circuit breaker recommended by authorized personnel only Model Phase(ø) ELCB AUUQ54GHT0 ANUQ54GS0 Connecting Cables between Indoor Unit and Outdoor Unit Outdoor Indoor unit unit... - Page 10 (This equipment shall be provided with a cable set complying with the national regulation. 10±3mm Model Phase(Ø) Area(mm AUUQ54GHT0 ANUQ54GS0 The connecting cable connected to the outdoor unit should be complied with IEC 60245 or HD 22.4 S4 (This equipment shall be provided with a cable set complying with the national regulation.) 10±3mm...
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Page 11: Connecting The Cable To Outdoor Unit
WIRING CONNECTION Connecting the cable to Outdoor Unit Remove the side panel for wiring connection. Use the cord clamp to fix the cable. Earthing work - Connect the cable of diameter more to the earthing terminal provided in the control box and do earthing. -
Page 12: Connecting Pipes
CONNECTING PIPES CONNECTING PIPES Preparation of Piping Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following procedure. Cut the pipes and the cable - Use the piping kit accessory or the pipes pur- chased locally. -
Page 13: Connecting The Pipes To The Outdoor Unit
CONNECTING PIPES Connecting the pipes to the Outdoor unit Align the center of the piping and sufficiently tighten the flare nut by hand. Continuous Finally, tighten the flare nut with torque wrench until the wrench clicks. - When tightening the flare nut with torque Torque wrench, ensure the direction for tightening wrench... - Page 14 CONNECTING PIPES When connecting in a downward direction, <Figure 2> knock out the knock-out hole of the base pan. (refer to figure 2) Knock-out Base pan Preventing foreign objects from entering <Figure 3> (Figure3) Liquid side piping - Plug the pipe through-holes with putty or insulation material(procured locally)to stop up Gas side piping all gaps,as shown in the figure 3.
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Page 15: Forming The Piping
CONNECTING PIPES Forming the Piping In cases where the Outdoor unit is installed above the Indoor unit perform the following. Form the piping by wrapping the connecting Tape the piping and connecting cable from portion of the indoor unit with insulation mate- down to up. -
Page 16: Leakage Test And Evacuation
LEAKAGE TEST AND EVACUATION LEAKAGE TEST AND EVACUATION Air and moisture remaining in the refrigerant CAUTION system have undesirable effects as indicated below. To avoid nitrogen entering the refrigerant - Pressure in the system rises. system in a liquid state, the top of the cylinder must be higher than its bottom - Operating current rises. -
Page 17: Evacuation
LEAKAGE TEST AND EVACUATION Evacuation - Replace the valve caps at both gas and liquid side service valves and fasten them tight. - Connect the charge hose end described in This completes air purging with a vacuum pump. the preceding steps to the vacuum pump to The air conditioner is now ready to test run. -
Page 18: Test Running
TEST RUNNING TEST RUNNING Precautions In Test Running - The initial power supply must provide at least 90% of the rated voltage. Otherwise, the air conditioner should not be operated. CAUTION For test run, carry out the cooling operation firstly even during heating season. If heating operation is carried out firstly, it leads to the trouble of compressor. - Page 19 TEST RUNNING CAUTION After the confirmation of the above conditions, prepare the wiring as follows: Never fail to have an individual power specialized for the air conditioner. As for the method of wiring, be guided by the circuit diagram pasted on the inside of control box cover.
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Page 20: Function
Adding the refrigerant in winter. Setting Procedure - Set the Dip Switch as follow after shutting the power source down. AUUQ54GHT0 ANUQ54GS0 - Reset the power. - Red LED and Green LED of PCB lights during work. (The indoor unit is operated by force.) - If operation is done, Red LED will be turned off. -
Page 21: Self-Diagnosis Function
1 Sec. 1 Sec. 1 Time 1 Time 1 Time LED02G (GREEN) 2 Sec. 2 Sec. Outdoor Error Ex) Error 21 (DC Peack) AUUQ54GHT0 ANUQ54GS0 LED 1 LED 2 Indoor Error Code Description (Red) (Green) status 2times ◑ 1time ◑... -
Page 22: Installation Guide At The Seaside
INSTALLATION GUIDE AT THE SEASIDE INSTALLATION GUIDE AT THE SEASIDE In case, to install the outdoor unit on the CAUTION seaside, set up a windbreak not to be exposed to the sea wind. • Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced.