CBHVAC wrote:
...

Here are my questions.
1) What is the possible problem?

One of the limit switches is open.
...

CB makes a lot of sense, especially

" I also strongly suggest that if you DO find a limit tripped, that you
STILL get a company out there, because I cant stat it enough..those are one
of the first lines of warning you get...they are there for a reason. FIND
OUT WHY IT TRIPPED."


--
Joseph Meehan

Dia duit