Anyone ever hear of a 'sight glass' on a 60 year old gas-fired hot air floor furnace > ? Wafo ??? Howso ???
- posted
13 years ago
New one on me
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- posted
13 years ago
Yeah.... to see if the freakin pilot was lit.
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- posted
13 years ago
No, no, no :-)
Not a view port, a 'glass tube'. As it's been described to me, anyway. The unit is a bit too far away to see from here ( California ).
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- posted
13 years ago
Still a viewport, like a periscope used where there is no in line direct sight of the pilot and ignition.