I run a 5600w generator, when I do not have shore power, and It works fine kicking off a 15000btu AC, the key is to get one big enough to kick off the AC compressor and then the watt usage comes done. I will tell you this though, my generator is heavy for one person to handle.
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2010 F250 6.4 L
2011 Jayco 330 RTLS
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