What exactly are you looking for? Location, technique or what?
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2010 Cedar Creek 5th Wheel 34SATS "The Beast"
2006 Ford F350 Lariat 6.0L Diesel
2003 Harley Heritage Softail "Hogzilla"
1986 Marriage to "Wifey" (patience of a saint)
Typically, either close to the inlet plug, or the distribution center, or the transfer switch if you have one as you can just remove the main wire and use a short jumper to connect the one side of the Surge protector.In my case there was a bit of space behind the distribution center