Lennox Gas Furnace GHR32V3-75

Supply Air Blower Inspection and Cleaning

Verify motors are prelubricated for extended life

Inspect filters for dirt and debris

Clean reusable foam filters with water and mild detergent

Dry the filters completely before reinstallation

Spray filters with filter handicoater before reinstallation

Is filter replacement necessary?

Order replacement filters if necessary

Shut down the unit for an extended period

Ensure the unit is exposed to sub-freezing temperatures

Drain water from the condensate trap

Locate the 3/8” cap on the bottom corner of the condensate trap

Remove the 3/8” cap to drain the condensate trap

Periodically drain the condensate trap to ensure proper drainage

Check all connections for tightness

Ensure there is no blockage in the intake and exhaust lines

Check if the condensate line has free flow during operation

Inspection of Outdoor Piping Insulation

Inspect insulation for signs of deterioration

Is the insulation in good condition?

Replace insulation with same materials if deterioration is found

Describe any issues found during inspection