● Furnace ● Air Conditioner
● Proper Ignition Sequence
● Heating Controls & Safety Devices
● ● Voltage & Amp Draw
● Heat Exchanger & Flame Sensor
● Temperature Rise of Heat Exchanger
● Gas Pressure In & Out of Gas Valve
● Gas Valve Adjustment
● Burners
● ● Humidifiers (if applicable)
● ● Visual Inspection of Duct Work
● ● Outdoor Coil Inspection
● ● Thermostat Operation
● ● UV Lights (if applicable)
● ● Refrigerant Charge
● ● Contactor
● ● Capacitors
● ● Electrical Connections & Terminals
● ● Safety Features
● ● Voltage of Indoor & Outdoor Unit
● ● Amp Draw on Fan, Blower Motor & Compressor
● ● Clear + Clean Drain
● ● Clean Outdoor Coil