Heil d690 gas furnace - burners won't turn on : r/hvacadvice
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Furnace Will Not Stay Lit | Wichita, KS | Hanna Heating & Air
so I'm working on this old heil hot air furnace from 1988. originally it wouldn't turn on . the pilot would turn on for a second so we I changed the igniter
F/A furnace main burners quitting mid-cycle — Heating Help: The Wall