Lennox LNIV2610 Service Manual Download

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Australia

13 23 50

New Zealand

0800 653 330

Web

www.lennoxaus.com.au

This manual is applicable only to the following models –

LNIV2610

LNIV3510

LNIV5010

LNIV6510

SERVICE MANUAL

FOR ROOM

AIR CONDITIONER

(Inverter Split-Type)

E963_Lennox Luna Inverter Service Manual 3.indd 40-1

23/01/12 9:28 AM

Summary of Contents for LNIV2610

Page 1: ...is applicable only to the following models LNIV2610 LNIV3510 LNIV5010 LNIV6510 SERVICE MANUAL FOR ROOM AIR CONDITIONER Inverter Split Type E963_Lennox Luna Inverter Service Manual 3 indd 40 1 E963_Le...

Page 2: ...ile the indoor unit need to be repaired 19 6 7 Re installation while the outdoor unit need to be repaired 21 7 OPERATION CHARACTERISTICS 23 8 ELECTRONIC FUNCTIONS 24 8 1 Abbreviations 24 8 2 Display f...

Page 3: ...risk of damage or loss of property Do not block the air inlet or outlet vents Use a soft cloth to clean Do not use harsh detergents solvents etc Incorrect cleaning methods may increase the risk of fi...

Page 4: ...LNEO65V 3 2 Outdoor Unit Model W D H W1 A B LNCO26V 760 285 590 823 530 290 LNCO35V LNCO50V 845 320 700 908 560 335 LNCO65V 900 315 860 980 590 333 3 DIMENSIONS L R H More than 30cm More than 60cm Mo...

Page 5: ...HANGE EVAPORATOR HEAT EXCHANGE CONDENSER COMPRESSOR 2 WAY VALVE 3 WAY VALVE CHECK VALVE Heating Model only CAPILIARY TUBE REVERSING VALVE Heating Model only COOLING HEATING ACCUMULATOR E963_Lennox Lun...

Page 6: ...10 11 LNEO50V LNEO65V 5 2 Outdoor Unit LNCO26V LNCO35V E963_Lennox Luna Inverter Service Manual 2 indd 10 11 E963_Lennox Luna Inverter Service Manual 2 indd 10 11 21 12 11 10 28 AM 21 12 11 10 28 AM...

Page 7: ...ecting power cord should be selected according to the following specifications Rated current of appliance Amps Nominal cross sectional area mm 3 and 6 0 75 6 and 10 1 0 10 and 16 1 5 16 and 25 2 5 The...

Page 8: ...ide Gas side Vacuum pump Vacuum pump Lo Hi Handle Hi Two way valve Close Manifold valve Compound meter Pressure gauge 20Pa Handle Lo Charge hose Charge hose Outdoor unit Close Three way valve 1 Air pu...

Page 9: ...the service port cap to a torque of 18Nm Be sure to check for gas leakage 1 Connect the charge hose to the charging cylinder open the 2 way valve and the 3 way valve Connect the charge hose which you...

Page 10: ...ting the hose 7 Mount the valve stem caps and the service port Use a torque wrench to tighten the service port cap to a torque of 18Nm Be sure to check for gas leakage 1 Confirm that both the 2 way an...

Page 11: ...the charge set and the charging cylinder and set the 2 way and 3 way valves to the open position Be sure to use a hexagonal wrench to operate the valve stems 7 Mount the valve stems nuts and the serv...

Page 12: ...the 3 way valve s service port immediately If the system has been charged with liquid refrigerant while operating the air conditioner turn off the air conditioner before disconnecting the hose 6 Moun...

Page 13: ...3 5 Inverter Module Protection The Inverter module has a protection function related to current voltage and temperature If one of these protection functions occur the corresponding code will display...

Page 14: ...he indoor fan runs continuously and the speed can be selected as high medium low and auto Auto fan in cooling mode acts as follow 8 4 2 4 Condenser temperature protection 55 T3 60 the compressor frequ...

Page 15: ...nction is disabled Indoor fan speed can be set as high medium low or auto fan and the anti cold wind function is optional Auto fan action in heating mode 17 15 Low High 44 38 37 34 33 Setting Low Bree...

Page 16: ...ion mode pressing the touch button will turn off the machine 8 4 6 2 In forced operation mode all general protections and remote control are available 8 4 6 3 Operation rules Forced cooling mode The c...

Page 17: ...in the air but also bring a fresh and healthy sensation to the user just like being in a forest or standing close to a waterfall This function is available only when the unit is on using the remote co...

Page 18: ...door PCB Re connect and re test Replace indoor PCB Replace the outdoor e box No No No Yes Yes Yes The unit does not work normally 9 2 3 Fan speed has been out of control 9 2 4 Open or short circuit of...

Page 19: ...detect an over zero signal When such a failure occurs the main control board must be faulty Does the compressor work Is the refrigerant circulation volume normal Is the protector OK Replace the outdoo...

Page 20: ...38 39 E963_Lennox Luna Inverter Service Manual 1c indd 38 39 E963_Lennox Luna Inverter Service Manual 1c indd 38 39 13 12 11 4 43 PM 13 12 11 4 43 PM...

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