Heating, Furnace, AC and Humidifier Checklist
Furnace – 25 Point Checklist
- Check T-stat Calibration and Operation
- Check Furnace Filter (Replace If Available)
- Check Humidifier Damper Position (When Applicable)
- Check for Proper Ignition Upon A Heat Call
- Clean and Check Burners (As Required)
- Clean and Check Piolet Assembly (When Applicable)
- Check Flame Sensor Reading
- Check Ignitor Resistance
- Check and Adjust Gas Pressure (Nat. Or Lp)
- Check for Proper Temperature Rise
- Check Draft Fan Operation and Amp Draw
- Check Pressure Switch for Proper Operation
- Check All Safety Controls
- Check High Limit Operation
- Check Blower Motor and Blower Capacitor (When Applicable)
- Check Blower Wheel Condition
- Clean Cabinets and Outside of Unit
- Secure All Electrical Connections
- Lubricate All Applicable Parts
- Check Flue for Obstructions and Clean Drain Lines and Trap
- Inspect Heat Exchanger for Cracks or Corrosion
- Check Carbon Monoxide in Exhaust
- Clean Fresh Air Intake Screen
- Check Exhaust Outside for Obstructions (When Applicable)
- What Else Can I Do for You?
A/C – 21 Point Checklist
Outdoor Unit
- Clean & Check Coil
- Clean & Check Outdoor Fan Blades
- Check & Tighten Electrical Connections on Outdoor Unit
- Check Amp Draw on Outdoor Fan Motor
- Check Amp Draw on Compressor
- Check Mega Ohm Readings
- Check High-side Compressor Pressure
- Check Low-side Compressor Pressure
- Check Subcooling/superheat For Proper Refrigerant Charge
- Tighten Service Caps to Prevent Refrigerant Leaks
- Apply Protective Coat on Painted Surface
- Clean Debris from Outdoor Unit
Inside Unit
- Clean Blower Motor
- Check Filter Condition
- Check for Proper Temp. Drop Across Indoor Coil
- Check for Tight Electrical Connections on Indoor Unit
- Check for Proper T-stat Calibration and Operation
- Clean & Inspect Condensate Drain Line
- Check for Proper Drain Line
- Check for Balanced Air Flow
- Check Static Pressure (Supply, Return, Coil, Filters)
Humidifier Checklist
- Clean Pad Tray and Inner Housing
- Change Pad
- Check Humidifier Damper Position (When Applicable)
- Secure All Electrical Connections
- Adjust Water Supply
- Inspect Water Feed
- Flush Drain Tube
- Check Unit Operations
- What Else Can I Do for You?