Forum Discussion

ShrimpBurrito's avatar
ShrimpBurrito
Explorer
Oct 30, 2013

Suburban NT-12SE furnace - gas and spark, but no fire - why?

In a previous thread: http://www.rv.net/forum/index.cfm/fuseaction/thread/tid/26967247.cfm ...I described a problem with our furnace whereby the furnace would only light when the cover is off. The...
joshuajim's avatar
joshuajim
Explorer II
Nov 01, 2013
You mentioned that the tank is full. If this is a new tank, it may not have been purged properly and you are getting a mixture of air and propane which may not support combustion.

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