Forum Discussion

covered_wagon's avatar
covered_wagon
Explorer
Jan 03, 2016

Surprising Danger experienced With My HappiJacks

The circuit board went bad on my Happijacks so I had to switch to manual use using the crank. This essentially disengages the electric motor from the gears allowing manual use of the hand crank to the...
Truck Campers
d3500ram's avatar
d3500ram
Explorer III
Jan 03, 2016
CW- good to hear you are safe.

You mentioned that the jacks are well lubed. I need to perhaps perform maintenance on my HJ's, but they are fully manual with no motor. Do I need to be concerned? The owner's manual (for mine)says to fully extend the jack and then to use lithium grease.

Do I need to be concerned on the manual jacks or do you think this situation applies only to the jacks type that you have with the motor?

About Travel Trailer Group

44,055 PostsLatest Activity: Dec 23, 2025