My heater doesnt work when thermo. is turned to auto but when turned to on the fan does come on and the heat seems to hit the desired temp. then only blows air until manually turned off
depends on style furnace. modular homes have round hi and low limit switches.snap disc.break a lot . start there fairly cheap. tstat.next?depends on unit. volt meter use is suggested.follow voltage from transformer thru entire circuit until u find no reading. problem solved.
ck
December 2007
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