Onan 5500 Longevity? Valve Adj?
How many hours on your Onan 5500? Anyone close to, or over, 2500-3000 hours? I believe that's roughly equivalent to 100,000 vehicle miles. Can the valves (on both cylinders) be accessed via the...
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otrfun wrote:I put sea foam in the tank and then run the genny. I once took my RV to a cummins place to have them work on the generator. They made it worse.Crazy Ray wrote:That's a lot of hours. Good to know they can potentially last that long :)
ON old RV had 6200 hours on 5500, ran like clock. call onan for valve work. JMO
The Onan 5500 manual says it's necessary to "Adjust Valve Lash" and "Clean or Replace Cylinder Heads" every 450 hours. Adjusting the valves seems reasonable . . . however, not sure what to make of the requirement to pull/clean both heads (and potentially replace them) every 450 hours :?
