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N-Trouble's avatar
N-Trouble
Explorer
Jun 29, 2019

Happijac wont go up

Hoping someone else has ran into this. I’ve been having an issue where sometimes the bed wont retract up. I hit the switch and nothing. If I fiddle around with the switch for a bit and lower it a few times then quickly go back up I have always been able to get it to work. Now I’m camped with the bed all the way down and have been fiddling with the switch for a while and nothing. I pulled the switch from the panel and its unlike any switch I have ever seen before. Looks like a single phone jack plug with no 12v going through it. Of course all the paperwork on it is sitting at home. Any ideas?

4 Replies

  • I guess if it works that's what matters most. Glad you got it fixed!
  • It serves its purpose. Its a small white box with a couple of plugs going into it and was easy to locate and triubleshoot from that location. Was reading some other threads on this topic and people were having a hard time locating the box on their trailers
  • Looks like I found the problem. Located the circuit board that was velcroed to the top of the motor. Jiggled the upper limit switch did the trick.