I have no explanation for this except it worked for me. Once in awhile at the beginning of the Season or after a long dormant period My gas WH would not ignite. If I hit it with a stream of canned air like you use on a computer keyboard, it would light. Cobwebs or dust, whatever, I don't know, but it cleared something away . Worth a shot.
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'11 Eagle 320RLDS
'02 F350 PSD Dually 4WD
DW's Ride, '13 Expedition
'14 Denali XL
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