Tasks for Comfort & Performance Checkups

❄ Tasks at Cooling Checkup

  • Inspect Electrical Disconnect Box
  • Inspect Blower Assembly *If Accessible
  • Condenser Fan Motor Volts & Amps-Check & Record
  • Condenser Fan Motor Volts-Check & Record
  • Clear Condensate Drain Line
  • TD Across Evaporator Coil
  • Record Indoor Coil Entering Temperature Record
  • Indoor Coil Exiting Temperature
  • Inspect Outdoor Coil Fins
  • Inspect Welded Joints On Accessible Lineset
  • Wash & Rinse Outdoor Coil
  • Record Compressor Amps & Volts
  • Check Refrigerant Charge *If 1st Visit Or Out Of Range

Tasks at Both Checkups

  • Take Photos Of Equipment Data Tag & Equipment Conditions
  • Complete Inspection Reports
  • Report Any Noticeable Findings Or Concerns
  • Replace Standard 1″ Filters Or Clean Washable Filters
  • Inspect Air Filter Housing & Seal
  • Test Safety Control Operations, Sequences & Test Ranges
  • Test Thermostat Operation
  • Test & Inspect Drain Pan Safety Switches
  • Test & Inspect Unit Safety Switch
  • Check Equipment Grounding
  • Measure & Record Line Voltage
  • Inspect Electrical Connections & Wires
  • Inspect & Test Capacitors, Contactors & Relays
  • Measure & Record Amp Draw To Blower Motor (Fla)
  • Blower Motor Volts-Check & Record

Tasks at Heating Checkup

  • Test Inducer Fan Motor & Inspect Assembly
  • Inspect Accessible Flue Conditions
  • Inspect & Clean Burners Condition & For Proper Ignition
  • Inspect & Clean Flame Sensors
  • Visually Inspect Heat Exchanger *Where Accessible
  • Inspect & Record Ohm Reading On Hot Surface Igniter
  • Measure & Record TD Across Heat Exchanger
  • Visually Inspect Vent Connectors *If Accessible
  • Inspect For Combustible Materials Near Venting Or Piping
  • Visually Inspect Fuel Connections / Gas Line
  • Check For Carbon Monoxide
  • Heat Pump: Verify Reversing Valve Operation
  • Heat Pump: Test Defrost Cycle
  • Heat Pump: Inspect Outdoor Unit Condensate Drain Point
  • Heat Pump: Check Back Up / Emergency Heat Operation

Perks & Benefits

  • (2) Comfort & Performance Checkups: (1) Heating & (1) Cooling
  • Priority Scheduling
  • 5% Discount on Repairs
  • 3% Discount on Accessories
  • 10% Discount on System Replacements
  • 24-HR Emergency Service Extended & Discounted Trip Fee
  • Preferred Customer Status
  • Lower Utility Bills & Improved Capacity
  • Safe Equipment Operation & Fewer Major Repairs
  • Appointment Reminder Services
  • Stay Compliant with Manufacturers’ Warranties
🛠

HVAC
Maintenance Plan

Ask about our
Monthly Billing
Option

Optional Add-Ons

  • 2″, 4″, 5″ or AprilAire Upgraded Filters
  • Electronic Air Cleaner (EAC) Cleanings
  • Energy Recovery Ventilator (ERV) Cleanings
  • Humidifier Replacement Canisters or Panels (Pads)
  • Evaporator Coil Cleaning with Chemicals
  • Combustion Analysis Testing for Heat Exchangers
  • Blower Assembly Cleaning (Wheel & Housing)
  • Quarterly Filter Changes / Cleanings (adds 2 visits)
  • Wine Cooler Filter Changes
  • Mini Split Enhanced Cleaning (for indoor head units)

↓ Download Checklist

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Ready to Schedule?

Call 405-375-4822 or book online. Same-day appointments often available. Free estimates on new systems.


From the Blog


Hartzell's Heat & Air service van and truck at Oklahoma job site
Hartzell’s dispatch — two trucks, two techs when the job calls for it. Same crew, same standards, every maintenance visit.
ClimateMaster geothermal spec plate inspection during maintenance service call
Spec plate verified every visit — refrigerant type, charge targets, loop temperatures all logged against manufacturer specs.


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