On Apr 28, 9:42*pm, "Stormin Mormon"
wrote:
Sounds like many such things. The universal
"whatever" needs some hand fitting.

I'm also wondering if it's really the board which
is bad? Could also be bad HSI.


right...could be lots of things besides the board..

does this unit have a draft inducer sensor or other sensor that might
prevent ignition?..

http://www.xpedio.carrier.com/idc/gr...58tua-5si..pdf