Table of Contents
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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.
TYPE : HIGH EFFICIENCY INVERTER
MODEL : AUUW126DH1 [UU12WH]
AUUW186DH1 [UU18WH]
AUUW216DH1 [UU21WH]
P/NO : MFL67343201
www.lg.com
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Table of Contents
Related Manuals for LG AUUW126DH1
Summary of Contents for LG AUUW126DH1
- Page 1 • 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. TYPE : HIGH EFFICIENCY INVERTER MODEL : AUUW126DH1 [UU12WH] AUUW186DH1 [UU18WH] AUUW216DH1 [UU21WH] www.lg.com...
- 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: •...
- Page 3 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 • Do not install the product on a defective installation stand. - It may cause injury, accident, or damage to the product. • Be sure the installation area does not deteriorate with age. - If the base collapses, the air conditioner could fall with it, causing property damage, product failure, and personal injury.
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Page 5: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS INSTALLATION PLACES TEST RUNNING Outdoor unit Piping length and the elevation NIGHT SILENT OPERA- TION SETTING THE OUTDOOR UNIT SELF-DIAGNOSIS FUNC- INSTALLATION TION Connecting the cable to Outdoor Unit Error Indicator (Outdoor) CONNECTING PIPES INSTALLATION GUIDE Preparation of Piping AT THE SEASIDE... -
Page 6: Installation Places
INSTALLATION PLACES INSTALLATION PLACES Outdoor unit - 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. More than - Ensure that the spaces indicated by arrows around front, back and side of the unit. -
Page 7: The Outdoor Unit Installation
THE OUTDOOR UNIT INSTALLATION THE OUTDOOR UNIT INSTALLATION Connecting the cable to Out- Power cord Connecting terminal door Unit cable terminal - Remove the side panel or cover control for wiring connection. - Use the cord clamp to fix the cord. - Earthing work •... - Page 8 THE OUTDOOR UNIT INSTALLATION - The installation piping is connectable in 3 di- rections.(refer to figure 1) <Figure 1> Backward Sideways Forward Preventing foreign objects from entering (refer to figure 2) - Plug the pipe through-holes with putty or in- sulation material(procured locally)to stop up all gaps,as shown in the figure 2.
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Page 9: Connecting Pipes
CONNECTING PIPES CONNECTING PIPES Preparation of Piping Flaring work - Carry out flaring work using dedicated flaring Main cause of gas leakage is defect in flaring tool for R410A as shown below. work. Carry out correct flaring work in the fol- lowing procedure. -
Page 10: Connecting The Pipings To The Indoor
CONNECTING PIPES Connecting the pipings to the Connecting the pipes to the indoor unit and drain hose to Outdoor unit drain pipe - Align the center of the piping and sufficiently tighten the flare nut by hand. - Align the center of the pipings and suffi- ciently tighten the flare nut by hand. -
Page 11: Forming The Piping
CONNECTING PIPES Forming the piping In cases where the outdoor unit is installed Form the piping by wrapping the connecting above the indoor unit perform the following. portion of the indoor unit with insulation mate- Tape the piping and connecting cable from rial and secure it with two kinds of vinyl tape. -
Page 12: 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 13: Evacuation
LEAKAGE TEST AND EVACUATION Evacuation Connect the charge hose end described in the preceding steps to the vacuum pump to evacuate the tubing and indoor unit. Confirm the "Lo and Hi" knob of the mani- fold valve is open. Then, run the vacuum pump. -
Page 14: Wiring Connection
WIRING CONNECTION WIRING CONNECTION Precautions when laying power wiring Use round pressure terminals for connections to the power terminal block. Electrical Wiring Perform the electrical wiring work according Power wire Round pressure terminal to the electrical wiring connection. - All wiring must comply with local require- ments. -
Page 15: Test Running
TEST RUNNING TEST RUNNING 1 Precautions in test running * Is there any faulty wiring? - The initial power supply must provide at * Are not terminal screws loosened? least 90% of the rated voltage. M4..118N.cm{12kgf.cm} Otherwise, the air conditioner should not M5..196N.cm{20kgf.cm} be operated. - Page 16 TEST RUNNING CAUTION After the confirmation of the above conditions, prepare the wiring as follows: 1) 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 17: Night Silent Operation Setting
NIGHT SILENT OPERATION SETTING NIGHT SILENT OPERATION SETTING 1 Open the panel of outdoor unit. 2 Set the DIP SW01N as below Fig. DIP SW01N DIP Switch2 Function Night Silent Operation - Night Silent Operation - 3 Close the panel... -
Page 18: Self-Diagnosis Function
SELF-DIAGNOSIS FUNCTION SELF-DIAGNOSIS FUNCTION Error Indicator (Outdoor) Outdoor Error Ex) Error 21 (DC Peak) 2 Times 2 Times 2 Times LED01G (RED) 1 Sec. 1 Sec. 1 Sec. 1 Time 1 Time 1 Time LED02G (GREEN) 2 Sec. 2 Sec. Erro Code Description LED 1(Red) -
Page 19: Installation Guide At The Seaside
INSTALLATION GUIDE AT THE SEASIDE INSTALLATION GUIDE AT THE SEASIDE CAUTION In case, to install the outdoor unit on the seaside, set up a windbreak not to be ex- posed to the sea wind. • Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced.