Transfer switch
Hello When you are plugged in at an RV park should your transfer switch be humming. I just had a new 50 amp head put on my cord and now i am not sure if it used to hum before. Thank you for any hel...
Forum Discussion
Doubt the plug change had any effect. I have three and they are all silent. The hum is generally just an annoyance as it should not affect the operation.
