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Maintenance7 min read

Fall Furnace Maintenance: Complete Checklist

Prepare your heating system for winter with this comprehensive fall maintenance checklist.

Fall maintenance ensures safe, reliable heating all winter. Complete these tasks before cold weather arrives.

DIY Safety Tasks

Carbon Monoxide Detectors - [ ] Test all CO detectors - [ ] Replace batteries - [ ] Replace units over 5-7 years old - [ ] Ensure one near sleeping areas

Smoke Detectors - [ ] Test all smoke detectors - [ ] Replace batteries - [ ] Check expiration dates

DIY Maintenance Tasks

Air Filter - [ ] Replace with new filter - [ ] Stock extra filters for winter - [ ] Note correct size and type - [ ] Set reminder for monthly checks

Thermostat - [ ] Test heating mode - [ ] Update schedule for fall/winter - [ ] Replace batteries if needed - [ ] Consider smart thermostat upgrade

Vents and Registers - [ ] Vacuum all registers - [ ] Ensure none are blocked - [ ] Check for closed vents - [ ] Clean return air grilles

Furnace Area - [ ] Clear 3 feet around furnace - [ ] Remove any flammable items - [ ] Ensure area is clean - [ ] Check for visual issues

Flue and Venting - [ ] Visually inspect for damage - [ ] Check for blockages - [ ] Ensure connections are secure - [ ] Note any rust or deterioration

Test Your Heating

Before Cold Weather 1. Set thermostat to heat mode 2. Set temperature above current temp 3. Wait for system to start 4. Verify warm air from vents 5. Listen for unusual sounds 6. Note any unusual smells (some dust burning is normal at first start)

Warning Signs - No heat - Weak heat - Unusual noises - Strange smells (after initial startup) - Frequent cycling

Professional Maintenance

What Tune-Up Includes - Heat exchanger inspection (critical safety check) - Burner cleaning and adjustment - Carbon monoxide testing - Gas pressure check - Electrical inspection - Safety control testing - Thermostat calibration - Filter check

Why It Matters - Heat exchanger cracks can leak CO - Dirty burners waste fuel - Safety controls prevent fires - Catches problems before winter

Scheduling - September-October ideal - Before heating season rush - Easier to get appointments - Time to address issues

Home Winterization

Weatherstripping - [ ] Check all exterior doors - [ ] Inspect window seals - [ ] Replace worn weatherstripping - [ ] Add door sweeps where needed

Insulation Check - [ ] Inspect attic insulation depth - [ ] Check for gaps or damage - [ ] Consider adding if inadequate

Draft Elimination - [ ] Seal around pipes and wiring - [ ] Check fireplace damper - [ ] Inspect dryer vent seal

Bay Area Fall Tips

Our Mild Winters - Less intensive heating than cold climates - But still need reliable heat for cold nights - Don't skip maintenance due to mild weather

Transition Season - May need both heating and cooling - Test both systems - Keep AC maintenance current too

Emergency Preparation

Have Ready - Flashlights and batteries - Extra blankets - Portable heater (use safely) - HVAC company emergency number

Know Location Of - Gas shutoff valve - Electrical panel - Furnace power switch

Annual and Multi-Year Tasks

Every Fall - Professional tune-up - CO detector check - Filter replacement - System test

Every Few Years - Duct inspection - Consider equipment evaluation - Update weatherstripping

Checklist Summary

DIY (Do Now) 1. Test CO and smoke detectors 2. Replace filter 3. Clear furnace area 4. Test heating 5. Check weatherstripping

Professional (Schedule Soon) 1. Fall tune-up 2. Safety inspection 3. Address any issues

Don't wait until the first cold night to discover your furnace needs attention. Fall preparation ensures warm, worry-free winters.

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