Originally Posted by mbtelguy
I hope that people are not driving around
with the battery disconnected. However it
is very easy to forget to turn a battery disconnect
To avoid this, it is very easy to rewire the breakaway
switch in a way to eliminate this possibility.
In regards to the negative side just think
about how difficult it would be to rewire
the brake circuit to prevent this.
Yep. I see no major downside to wiring the breakaway switch
directly to the battery.And upside if you are as forgetful as I.
Although I'm new to TT, I've pulled flatbeds for decades.
All the flatbeds I've owned have the breakaway switch wired
directly - no cutoff switch. Never had a problem, just put
the plate back into the breakaway switch after testing
the brakes and there's no battery drain........
Rewiring mine to go around a negative cutoff switch would
be a pain - crawling under TT and pulling the hubs - but not
difficult if both magnet wires are available (like all 4 of
Like you imply, that's a good "human factors" reason for
a positive lead cutoff switch......if you wire the breakaway
switch to be always hot so forgetfulness does not equal