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DAS26miles's avatar
DAS26miles
Explorer II
Jul 02, 2018

Onan 4K spark arrestor plug won't loosen for removal

Changed my generator oil today and tried to remove the spark arrestor plug on exhaust pipe. Sprayed WD40 and let it sit. Still won't loosen. Square tip is getting deformed from trying. I don't wa...
ksg5000's avatar
ksg5000
Explorer
Jul 02, 2018
For what's it's' worth - I have never been able to get that SOB out. Every 5 years of so I run wire brush up their and clean out out some **** - my Generator has been doing fine using that technique since 92.

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