Lennox LIFHC009180P431-C Page 3 Owner'S Manual Download

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Care and Maintenance

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a. Unit Maintenance

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b. How to Clean the Air Filter

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c. Repairing Refrigerant Leaks

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d. Preparation for Periods of Non-use

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Troubleshooting

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a. Common Problems

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b. Troubleshooting Tips

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Disposal Guidelines

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Summary of Contents for LIFHC009180P431-C

Page 1: ...carefully before installing or operating your new air conditioning unit Make sure to save this manual for future reference Middle Static Pressure Duct Type Model Numbers LIFHC009180P431 C LIFHC012180P...

Page 2: ...Indoor Unit Parts and Major Functions 05 Manual Operations 07 Table of Contents Owner s Manual SAFETY FIRST Safety Precautions 04 1 2 3...

Page 3: ...a Unit Maintenance 08 b How to Clean the Air Filter 08 c Repairing Refrigerant Leaks 09 d Preparation for Periods of Non use 09 Troubleshooting 10 a Common Problems 10 b Troubleshooting Tips 11 Dispo...

Page 4: ...installed by installers or contractors who are licensed HVAC professionals and in compliance with all local state and provincial laws Failure to observe a caution may result in injury or equipment dam...

Page 5: ...shall be installed in accordance with national wiring regulations The indoor unit must be installed 2 5m above floor This appliance is not intended for use by persons including children with reduced...

Page 6: ...in the room DO NOT place objects near the air inlet and outlet of the unit Set a timer and use the built in SLEEP ECONOMY mode if applicable If you don t plan to use the unit for a long time remove th...

Page 7: ...TO FORCED COOL OFF FORCED COOL mode In FORCED COOL mode the Operation light flashes The system will then turn to AUTO after it has cooled with a high wind speed for 30 minutes The remote control will...

Page 8: ...em and disconnect the power supply before cleaning or maintenance DO NOT use chemicals or chemically treated cloths to clean the unit DO NOT use benzene paint thinner polishing powder or other solvent...

Page 9: ...play EC and the LED indicator light will flash Preparation For Periods Of Non Use Maintenance after Extended Non Use 1 Remove any obstacles blocking the vents of both the indoor and outdoor units 2 Cl...

Page 10: ...its setting to prevent frost from forming on the unit Once the temperature increases the unit will start operating again The set temperature has been reached at which point the unit turns off the comp...

Page 11: ...indoor or outdoor unit is dirty Clean the affected heat exchanger The air filter is dirty Remove the filter and clean it according to instructions The air inlet or outlet of either unit is blocked Tur...

Page 12: ...f E9 10 Overload protection 1 On F0 11 Outdoor temperature sensor error 2 On F 1 12 Outdoor condenser pipe sensor error 3 On F2 13 Discharge air temperature sensor error 4 On F3 14 Outdoor EEPROM Elec...

Page 13: ...llowing options Dispose of the appliance at designated municipal electronic waste collection facility When buying a new appliance the retailer will take back the old appliance free of charge The manuf...

Page 14: ...Page 14 The design and specifications are subject to change without prior notice for product improvement Consult with the sales agency or manufacturer for details...