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All posts — Page 3
All posts — Page 3
Maintenance & Tune-Ups
Why regular service pays off: the repairs you avoid
How small, cheap adjustments head off the failures that turn into a full replacement.
Maintenance & Tune-Ups
Getting your system ready before the first heat wave
A short list you can run through yourself each April, plus the jobs left to a technician.
Repairs & Troubleshooting
Strange smells from the furnace: which ones matter
Dust burning off is normal; gas, oil, plastic or exhaust smells are not. Here is how to tell them apart.
Repairs & Troubleshooting
One system, two thermostats: getting zones to agree
How zoning and a single thermostat fight each other, and how to set them up so rooms stop competing.
Repairs & Troubleshooting
Noises your HVAC system makes and what they usually mean
Banging, squealing, rattling and clicking, mapped to the parts that usually produce them.
Repairs & Troubleshooting
Repair or replace? A straight way to decide
Age, repair cost, efficiency and how long you plan to stay — the four things that settle the question.
Safety note. Gas smells, repeated furnace shutdowns, burning smells and suspected carbon monoxide are call-out situations, not do-it-yourself jobs. Leave the building and contact a licensed technician or your utility. Refrigerant handling and gas pipework are licensed trade work.