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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.
Floor standing
APUW36GT3S1
P/NO : MFL68500215
www.lg.com
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Table of Contents
Related Manuals for LG APUW36GT3S1
Summary of Contents for LG APUW36GT3S1
- 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. Floor standing APUW36GT3S1 www.lg.com P/NO : MFL68500215...
- 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 electric 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- LEAKAGE TEST AND EVACUATION Preparation IMPORTANT SAFETY Leakage test INSTRUCTIONS Evacuation INSTALLATION OF OUT- TEST RUNNING DOOR UNIT INSTALLATION GUIDE AT WIRING CONNECTION THE SEASIDE Electrical wiring CONVENIENT FUNC- Connecting cables between indoor unit and outdoor unit TIONS Connecting the cable to outdoor Unit... -
Page 7: Installation Of Outdoor Unit
INSTALLATION OF OUTDOOR UNIT INSTALLATION OF OUTDOOR UNIT Installation Places - If an awning is built over the unit to prevent direct sunlight or rain exposure, make sure that heat radiation from the condenser is not restricted. - Ensure that the spaces indicated by arrows around front, back and side of the unit. - Do not place animals and plants in the path of the warm air. - Page 8 (g/m) Liquid Standard Max. Standard Max. APUW36GT3S1 Ø 15.88(5/8) Ø 9.52(3/8) If installed pipe is shorter than 7.5 m, additional charging is not necessary. Additional Refrigerant = (A -7.5) x Additional refrigerant (g) Indoor unit Outdoor unit Indoor unit Outdoor unit CAUTION •...
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Page 9: Wiring Connection
- Use a recognized ELCB(Electric Leakage Cir- cuit Breaker) between the power source and the 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 APUW36GT3S1 25 A... -
Page 10: Connecting Cables Between Indoor Unit And Outdoor Unit
Model Phase(Ø) Area(mm ) Cable Type APUW36GT3S1 H07RN-F For the 1-Phase 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.) - Page 11 WIRING CONNECTION Precautions when laying power wiring Use round pressure terminals for connections to the power terminal block. Power wire Round pressure terminal When none are available, follow the instructions below. - Do not connect wiring of different thicknesses to the power terminal block. (Slack in the power wiring may cause abnormal heat.) - When connecting wiring which is the same thickness, do as shown in the figure below.
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Page 12: 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 13: 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 14: Connecting The Pipes To The Outdoor Unit
CONNECTING PIPES Connecting the pipes to the Forming the piping outdoor unit Form the piping by wrapping the connecting portion of the indoor unit with insulation mate- Align the center of the piping and sufficiently rial and secure it with two kinds of vinyl tape. tighten the flare nut by hand. -
Page 15: Plumbing Materials And Storage Methods
CONNECTING PIPES Plumbing materials and storage methods Pipe must be able to obtain the specified thickness and should be used with low impurities. Also when handling storage, pipe must be careful to prevent a fracture, deformity and wound. Should not be mixed with contaminations such as dust, moisture. Refrigerant piping on three principles Drying Cleanliness... -
Page 16: Nitrogen Substitution Method
CONNECTING PIPES Nitrogen substitution method Welding, as when heating without nitrogen substitution a large amount of the oxide film is formed on the internal piping. The oxide film is a caused by clogging EEV, capillary, oil hole of accumulator and suction hole of oil pump in compressor. -
Page 17: 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 18: 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 19: 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 20 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 21: 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. -
Page 22: Convenient Functions
CONVENIENT FUNCTIONS CONVENIENT FUNCTIONS Pressure compensation function If you use additional pipe to install the cooling operation, this function can compensate the target of pressure by setting dip switch. * Pressure compensation function is release at initial state as standard. * This function is used only if the length of pipe >...