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Installation of Outdoor Unit

Installation Manual

7

ENGLISH

Night Silent Operation setting

1. Open the Side panel or Top Cover of outdoor unit.

2. Set the SW01N (PIP SW2).

3. Close the Side panel or Top Cover.

6

SW01N

SW01N

AUUW18GD2 / AUUW24GD2

(LUU187HV / LUU247HV)

AUUW36GD2 / AUUW42GD2

(LUU367HV / LUU427HV)

6

AUUW18GD2 / AUUW24GD2

(LUU187HV / LUU247HV)

AUUW36GD2 / AUUW42GD2

(LUU367HV / LUU427HV)

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Summary of Contents for Standard inverter

Page 1: ...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 Standard inverter P NO MFL67448507 ENGLISH FRANÇAIS ESPAÑOL ...

Page 2: ...al CONTENTS Safety Precautions 3 Installation of Outdoor Unit 6 Wiring Connection 8 Connecting Pipes 11 Leakage test and Evacuation 17 Test running 19 Function 20 Self diagnosis Function 21 Installation Guide at the Seaside 22 2 Air Conditioner ...

Page 3: ...a professional installation agency Otherwise it may cause a fire elec trical 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 out door unit are not attached securely it could result in a fire or electric shock due to dust water etc Be sure to ...

Page 4: ...y cause injury Do not share the outlet with other appliances It will cause an electric shock or a fire due to heat genera tion Do not use the damaged power cord Otherwise it may cause a fire or electrical shock Do not modify or extend the power cord randomly Otherwise it may cause a fire or electrical shock Take care so that the power cord may not be pulled dur ing operation Otherwise it may cause...

Page 5: ...ct Keep level parallel in installing the product Otherwise it may cause vibration or water leakage Avoid excessive cooling and perform venti lation sometimes Otherwise it may do harm to your health Use a soft cloth to clean Do not use wax thinner or a strong detergent The appearance of the air conditioner may deteriorate change color or develop surface flaws Do not use an appliance for special pur...

Page 6: ... 300mm More than 300mm Sunroof Installation of Outdoor Unit Installation of Outdoor Unit 2 Piping length and the elevation If installed tube is shorter than 7 6 m additional charging is not necessary Additional Refrigerant A 7 6 x Additional refrigerant g 6 Air Conditioner Outdoor unit Indoor unit A B Outdoor unit Indoor unit A B Unit mm Model Capacity Pipe Size mm inch Length A Unit m ft Elevatio...

Page 7: ...etting 1 Open the Side panel or Top Cover of outdoor unit 2 Set the SW01N PIP SW2 3 Close the Side panel or Top Cover 6 SW01N SW01N AUUW18GD2 AUUW24GD2 LUU187HV LUU247HV AUUW36GD2 AUUW42GD2 LUU367HV LUU427HV 6 AUUW18GD2 AUUW24GD2 LUU187HV LUU247HV AUUW36GD2 AUUW42GD2 LUU367HV LUU427HV ...

Page 8: ...5mm 10 3mm Wiring Connection Wiring Connection Electrical Wiring Outdoor Indoor Main power source Switch box ELCB Perform the electrical wiring work according to the electrical wiring connection All wiring must comply with local requirements Select a power source that is capable of supply ing the current required by the air conditioner Use a recognized ELCB Electric Leakage Cir cuit Breaker betwee...

Page 9: ...ead and make proper tighterning impossible Over tightening the terminal screws may break them 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 Precautions when laying power wiring Round p...

Page 10: ...rminal Block Cord clamp Cord clamp Make sure the rubber bushes are properly used in knock out holes after connecting main power Remove the side panel for wiring connection Use the cord clamp to fix the cord Earthing work Connect the cable of diameter more to the earthing terminal provided in the control box and do earthing Connecting the cable to Outdoor Unit 10 Air Conditioner CAUTION The Power c...

Page 11: ...ed to indoor 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 flar ing 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 t...

Page 12: ... Do not cold and warm Clogging of EEV Capillary Gas shortages Degradation of refrigerant oil Poor insulation of the compres sor Do not cold and warm Countermea sure No moisture in the pipe Until the connection is complet ed 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 entra...

Page 13: ...let side When the internal pressure in pipe is abo ve the atmospheric pressure pinhole is o ccurred and it is a leakage cause Oxide scale Nitrogen CAUTION 1 Always use the nitrogen not use oxygen carbon dioxide and a Chevron gas Please use the following nitrogen pressure 0 02MPa Oxygen Promotes oxidative degradation of refrigerant oil Because it is flammable it is strictly prohibited to use Carbon...

Page 14: ...h torque wrench ensure the direction for tightening follows the arrow on the wrench h When tighten the pipe hold the haxagonal body mm inch N m Ø6 35 1 4 16 2 Ø9 52 3 8 38 4 Ø12 7 1 2 55 6 Ø15 88 5 8 75 7 Outside diameter Torque Outdoor unit Continuous Torque wrench Connecting Pipes Connecting the pipes to the Outdoor unit 14 Air Conditioner Forward Sideways Backward Downward Figure 1 ...

Page 15: ...ith putty or insula tion material procured locally to stop up all gaps as shown in the figure 3 Putty or insulating material produced locally Drain hose Communication cable Liquid side piping Gas side piping Refrigerant pipe Figure 3 Knock out Base pan Figure 2 Installation Manual 15 ENGLISH CAUTION Insects or small animals entering the outdoor unit may cause a short circuit in the electrical box ...

Page 16: ... from down to up 2 Secure the taped piping along the exterior wall Form a trap to prevent water entering the room 3 Fix the piping onto the wall by saddle or equivalent Trap Plastic band Seal a small opening around the pipings with gum type sealer Trap Trap Trap Seal a small opening Seal a small opening around the pipings around the pipings with gum type sealer with gum type sealer Seal a small op...

Page 17: ...ce port with charge hoses CAUTION Be sure to use a mani fold valve for leakage test If it is not available use a stop valve for this purpose The Hi knob of the man ifold valve must always be kept close Pressurize the system to no more than 3 0 Mpa with dry nitrogen gas and close the cylin der valve when the gauge reading reached 3 0 MPa Next test for leaks with liquid soap CAUTION To avoid nitroge...

Page 18: ...lve counter clockwise to fully open the valve 3 Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose 4 Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut securely with an adjustable wrench This process is very important to prevent leakage from the system 5 Replace the valve caps at both gas and l...

Page 19: ... velocity wind volume voltage current presence of abnormal vibration and noise operating pressure piping temperature compressive pressure As to the structure and appearance check following items 2 Connection of power supply 1 Connect the power supply cord to the independent power supply Circuit breaker is required 2 Operate the unit for fifteen minutes or more 3 Evaluation of the performance 1 Mea...

Page 20: ...e machine Then close the gas valve after Green LED on WARNING When the green LED of PCB is on compressor is going to be off because of low pressure You should return the Dip Switch to operate 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 6 Pump Down Dip S W Setting Power on Red LED On G...

Page 21: ...s OFF 5times 3times OFF 6times 0 OFF 6times 1times OFF 6times 2times OFF 6times 5times OFF 6times 7times OFF 21 DC Peak IPM Fault 22 Max CT CT2 23 DC Link Low Volt 24 Pressure switch Heater Sink 26 DC Comp Position Error 27 PFC Fault Error 29 Comp Over Current 32 D Pipe High Inv 40 CT Sensor Open Short 41 Inv D Pipe Th Error Open Short 43 High Pressure Sensor Open Short 44 Outdoor air Th Error Ope...

Page 22: ...ion treatment on the heat exchanger Periodic more than once year cleaning of the dust or salt particles stuck on the heat exchanger by using water Selecting the location Outdoor Unit 1 If the outdoor unit is to be installed close to the seaside direct exposure to the sea wind should be avoided Install the outdoor unit on the opposite side of the sea wind direction 2 In case to install the outdoor ...

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