Squaregrouper
Kragaphile
The manufacturer has this written because they were sued in the past. it is strickly a liability issue.
I wouldn't worry about it with your set-up
I wouldn't worry about it with your set-up
1) A GOOD extension cord.
2) An extension cord with a ground (3 prong plug and socket).
I think they are afraid of someone using a cheap 2 wire cord and getting shocked.
You have to stop reading directions.
Use heavy outdoor extortion cord and you should be ok