Residential Planned Maintenance Checklist – Gas Furnace

Cooling Checks:

• Install gauges and check operating pressures



• Check amperage and voltage to all motors



• Check air temperature drop across evaporator coil



• Lubricate all moving parts as needed



• Check and clean condensate drain pan and drain line



• Clean condenser coil as needed



• Verify thermostat operation and accuracy



• Inspect condenser of oil deposits and overall condition



• Check and winterize condensate drain



• Report findings on invoice

Heating Checks:

• Check flue pipe for damage



• Clean burner assembly



• Check amperage and voltage to all motors



• Check air temperature across heat exchanger



• Lubricate all moving parts as needed



• Check fan limit and limit control safeties



• Check all other safety switches and roll out sensor



• Report findings on invoice