I'm glad we don't have the internal cables, pulleys, guide rod, and hydraulic pump to fix.
Some HiLo models apparently MUST have a good battery to operate (or borrow your truck battery)
dead battery = tow home raised.
From hilotrailerforum.com: "On my 97 towlite, I need battery power to raise the trailer.".
You could post the question at:
http://www.hilotrailerforum.com
.