HH Homeowner's Handbook
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TASK NO. 003 Safety-Critical

Annual furnace tune-up/inspection

HVAC & Air Quality
Trigger
Fall, before heating season
Who does it
Pro
Est. time
1-2 hrs
Est. cost
$100-200
Difficulty
●●●○○
Step by step
  1. Schedule a licensed HVAC technician before the first cold snap.

  2. Technician inspects heat exchanger for cracks (carbon monoxide risk).

  3. Technician cleans burners, checks ignition, and tests safety controls.

  4. Ask for a written report of any parts nearing end of life.

  5. Replace the filter immediately after the visit.

Questions to ask your pro
  • Are you licensed and insured to work on gas/oil furnaces in this state?
  • Does this tune-up include a combustion efficiency test and carbon monoxide safety check?
  • How do you inspect the heat exchanger for cracks—do you use a camera?
  • Will you provide a written report noting any parts within 1–2 years of end of life?
  • If you find something that needs repair, will you quote it before starting work?
  • Does the service include inspecting and cleaning the flue and venting?
  • How often do you recommend this service for a furnace of my age and type?
Video guide
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