LG AVUQ60GM2A0 Installation Manual Download Page 21

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FUNCTION

ENGLISH

Pump down

• When the green LED of PCB is on, com-

pressor is going to be off because of low
pressure.

• You should return the dip switch to oper-

ate normally after finishing the operation.

• Improper pump down will lead to product

turn off along with LED (green &red) off
with in 20 minutes from the initial start.

Pump down dip S/W setting

Power on

(Red LED on, Green LED off)

WARNING

Setting procedure

- Set the dip switch as follow after shutting the power source down.

- 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.

If operation is not done normally, Red LED will blink.

- Close the Liquid valve only after green LED turned off (7 minutes from the start of the machine).

Then close the gas valve after Green LED on.

Liquid valve
closed

Gas valve
closed

Comp on

(Red LED on, Green LED on)

Pump down start

(Red LED on, Green LED off)

Pump down complete

(Red LED Off, Green LED On)

Power off

(Red LED Off, Green LED On)

FUNCTION

AVUQ60GM2A0

9 10

Summary of Contents for AVUQ60GM2A0

Page 1: ...lation 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 Single ENGLISH ESPAÑOL PORTUGUÊS ...

Page 2: ...uality may deteriorate if the air condition er is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weaken the cooling dehumidifying functions For your records Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes Write the model number and the serial number her...

Page 3: ... agency Otherwise it may cause a fire electrical shock explosion or injury Securely attach the electrical part cover to the indoor unit and the service panel to the outdoor unit If the electrical part cover of the indoor unit and the service panel of the outdoor unit are not attached securely it could result in a fire or electric shock due to dust water etc Always install an Earth leakage circuit ...

Page 4: ...e indoor outdoor unit and do not put anything on it It may cause an injury through dropping of the unit or falling down Do not place a heavy object on the power cord Otherwise it may cause a fire or electrical shock When the product is submerged into water always contact the service center Otherwise it may cause a fire or electrical shock Take care so that children may not step on the outdoor unit...

Page 5: ...cable to outdoor unit 12 CONNECTING PIPES 12 Preparation of piping 13 Connecting the pipes to the outdoor unit 14 Forming the piping 15 Plumbing materials and storage meth ods 16 Nitrogen substitution method 17 LEAKAGE TEST AND EVACUATION 17 Preparation 17 Leakage test 18 Evacuation 19 TEST RUNNING 21 FUNCTION 21 Pump down 22 SELF DIAGNOSIS FUNC TION 22 Error indicator outdoor 24 INSTALLATION GUID...

Page 6: ...nd select a place where noise and vibration are minimum Select a place so that the warm air and noise from the air conditioner do not disturb neighbors More than 300 mm Fence or obstacles More than More than 300 mm 300 mm More than 300 mm Sunroof More than 700 mm More than 600 mm Unit mm Installation Places MODEL CAPACITY Pipe Size Length A m Elevation B m Additional Refrigerant g m Gas Liquid Sta...

Page 7: ... B Capacity is based on standard length and maximum allowance length is on the basis of reliability Improper refrigerant charge may result in abnormal cycle CAUTION If installed tube is shorter than 15 m additional charging is not necessary Additional Refrigerant A 15 x Additional refrigerant g ...

Page 8: ...pable of sup plying the current required by the air condi tioner Use a recognized ELCB Electric Leakage Circuit 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 Outdoor Indoor Main power source Switch box ELCB Model Phase Ø ELCB AVUQ60GM2A0 1 40 A WIRING C...

Page 9: ...t should be complied with IEC 60245 or HD 22 4 S4 This equipment shall be provided with a cord set complying with the national regulation If the supply cord is damaged it must be replaced by a special cord or assembly availible from the manufacturer of its service agent When the connection line between the indoor unit and out dooor unit is over 40 m connect the telecommunication line and power lin...

Page 10: ...nnecting wiring which is the same thickness do as shown in the figure below For wiring use the designated power wire and connect firmly then secure to prevent outside pressure being exerted on the terminal block Use an appropriate screwdriver for tightening the terinal screws A screwdriver with a small head will strip the head and make proper tighterning impossible Over tightening the terminal scr...

Page 11: ...ontrol box and do earthing Connecting cable terminal Power cord terminal Cord clamp Make sure the rubber bushes are properly used in knock out holes after connecting main power The circuit diagram is not subject to change without notice Be sure to connect wires according to the wiring diagram Connect the wires firmly so that not to be pulled out easily Connect the wires according to color codes by...

Page 12: ...ndoor and outdoor units than put them on pipe tube having completed burr removal Not possible to put them on after flaring work Flaring work Carry out flaring work using dedicated flaring tool for R 410A as shown below Firmly hold copper tube in a bar or die as indicated dimension in the table above Check Compare the flared work with figure below If flare is noted to be defective cut off the flare...

Page 13: ...s the arrow on the wrench Preventing foreign objects from entering Plug the pipe through holes with putty or insulation material procured locally to stop up all gaps Torque wrench Contin uous Gas side piping Liquid side piping Drain hose h When tighten the pipe hold the haxago nal body Outside diameter Torque mm inch N m Ø 6 35 1 4 16 2 Ø 9 52 3 8 38 4 Ø 12 7 1 2 55 6 Ø 15 88 5 8 75 7 Ø 19 05 3 4 ...

Page 14: ...ring into electrical parts Taping Drain hose Pipings Connecting cable Power supply cord Plastic Plastic band band Plastic band Seal a small Seal a small opening around opening around the pipings with the pipings with gum type sealer gum type sealer Seal a small opening around the pipings with gum type sealant In cases where the outdoor unit is installed above the indoor unit perform the following ...

Page 15: ...not cold and warm Clogging of EEV capillary Gas shortages Degradation of refrigerant oil Poor insulation of the com pressor Do not cold and warm Counter measure No moisture in the pipe Until the connection is completed the plumbing pipe entrance should be strictly controlled Stop plumbing at rainy day Pipe entrance should be taken side or bottom When removal burr after cutting pipe pipe entrance s...

Page 16: ...e degradation of refrigerant oil Because it is flammable it is strictly prohibited to use Carbon dioxide degrade the drying characteristics of gas Chevron gas toxic gas occurs when exposed to direct flame 2 Always use a pressure reducing valve 3 Please do not use commercially available antioxidant The residual material seems to be the oxide scale is observed In fact due to the organic acids genera...

Page 17: ...e cylinder must be higher than its bottom when you pressurize the system Usually the cylinder is used in a vertical standing position Do a leakage test of all joints of the tubing both Indoor unit and outdoor unit and both gas and liquid side service valves Bubbles indicate a leak Be sure to wipe off the soap with a clean cloth After the system is found to be free of leaks relieve the nitrogen pre...

Page 18: ...he hose Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut secure ly with an adjustable wrench This process is very important to prevent leakage from the sys tem Replace the valve caps at both gas and liquid side service valves and fasten them tightly This completes air purging with a vacuum pump The air conditioner is now ready to test run Indoor unit Outdo...

Page 19: ...ent power supply Circuit breaker is required Operate the unit for 15 minutes or more Precautions In Test Running Connection of power supply Evaluation of the performance 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 Then attention must be paid Carry out the test run more than...

Page 20: ...t they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relat...

Page 21: ...ip switch as follow after shutting the power source down 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 If operation is not done normally Red LED will blink Close the Liquid valve only after green LED turned off 7 minutes from the start of the machine Then close the gas valve after Green LED on Li...

Page 22: ...NOSIS FUNCTION ENGLISH Error indicator outdoor Outdoor error Ex Error 21 DC Peak 1 Time 1 Time 1 Time 2 Times 2 Times 2 Times 1 Sec 2 Sec 2 Sec 1 Sec 1 Sec LED 1 RED LED 2 GREEN SELF DIAGNOSIS FUNCTION AVUQ60GM2A0 ...

Page 23: ...e OFF 43 Pressure sensor open short 4times 3times OFF 44 Outdoor air sensor error open short 4times 4times OFF 45 Cond Middle pipe sensor error open short 4times 5times OFF 51 Capacity over 5times 1times OFF 53 Communication error indoor outdoor 5times 3times OFF 60 EEPROM error outdoor 6times 0 OFF 61 Cond Middle pipe high 6times 1times OFF 62 Heatsink error high 6times 2times OFF 65 Heatsink sen...

Page 24: ...t a well drained place Sea wind Sea wind Sea wind Windbreak Periodic more than once year clean ing of the dust or salt particles stuck on the heat exchanger by using water Air conditioners should not be installed in areas where corrosive gases such as acid or alkaline gas are produced Do not install the product where it could be exposed to sea wind salty wind directly It can result corrosion on th...

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