Step 5 of 5 · How Your Home Heating System Actually Works
Pass criteria: narrate the loop
Pass criteria: narrate the loop — step 5 of 5 in How Your Home Heating System Actually Works. You pass when you can point at thermostat → return/filter → blower → heat exchanger → flue → plenum → vents without notes — and you've…
Free home & diy tip: Pass criteria: narrate the loop (step 5 of 5 from "How Your Home Heating System Actually Works").
You pass when you can point at thermostat → return/filter → blower → heat exchanger → flue → plenum → vents without notes — and you've checked or replaced your filter.
Bonus: sticky note on furnace with filter size and next change month.
You'll need
- Loop explained aloud
- Filter size recorded
- Next change dated
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