Forum Discussion

TDIStan's avatar
TDIStan
Explorer
Sep 26, 2018

How common are parks with "cheater" 50amp service?

How common are parks with "cheater" 50amp service? By "cheater" 50amp service I mean a standard NMEA 14-50R outlet that has been wired with BOTH hot terminals on the same 120v leg. "Cheater" 50amp ser...
wolfe10's avatar
wolfe10
Explorer
Sep 26, 2018
fj12ryder wrote:
How can you tell short of checking the power outlet with a VOM?

Will you have to rent a separate site to charge your EV? That could get expensive.


Very easy with a voltmeter:

Each outer straight is a HOT.

So outer straight to outer straight with proper 50 amp= 240 VAC

Improper 50 amp= 0 VAC

While you are there, check either outer straight to center straight (neutral) and to center round (ground). Should be 120 VAC.

Takes less than one minute.

About Technical Issues

Having RV issues? Connect with others who have been in your shoes.24,344 PostsLatest Activity: Dec 24, 2025