Lennox Air Conditioner EL17XC1-018-230

Inspect component wiring for loose, worn or damaged connections.

Check for any rubbing or pinching of wires.

Confirm proper voltage of outdoor unit.

Confirm proper amperage of outdoor unit.

Check the cleanliness of outdoor fan.

Inspect blade condition for cracks.

Confirm the unit is factory-charged with HFC-410A refrigerant for 15-foot piping

Enter the length of refrigerant piping greater than 15 feet

Calculate additional charge using the table provided

Add additional charge specified for the indoor coil match-up

Check charge using tables on the charging procedure sticker

Electrical and Wiring Inspection

Inspect component wiring for loose, worn or damaged connections.

Confirm proper voltage of indoor unit.

Confirm proper amperage of indoor unit.

Air Filter and Blower Maintenance

Inspect and clean or replace air filters in indoor unit.

Check the cleanliness of indoor blower and clean blower, if necessary.

Turn the electrical power to unit OFF at disconnect switch

Have you checked the indoor unit filter this month?

Does the filter need replacement?

Replace the filter if necessary

Check the indoor unit drain line for obstructions

Weigh in a trace amount of HFC-410A (max 57 g or 31 kPa pressure)

Disconnect gauges from service ports