Furnace Ignition Question
I am helping a friend troubleshoot a Suburban LP furnace. When the furnace starts it take several ignitions cycles before it stays running. The furnace "lights" for a fraction of a second (a puff of...
Forum Discussion
ILVMYGT wrote:
...snip... Is it normal for it to take several ignitions cycles for it to stay lit?
I would say no. My best guess is the computer is not sensing a flame and it takes a few attempts before things heat up enough where it does. If it was me, the first thing I would do is clean the high energy wire to the sparker on both ends.
On Edit:
While I had that wire off I would also take out my meter and check to make sure it has good continuity. Flex it a little while watching the meter. Very possible it might handle the high spark load, but loose a little too much in the flame sensing ability.
