Elevator Forum

Does this only happen in the up direction?

No matter what, normal,fire service, or any other service, the elevator will not run with an open door lock. That has to be a wiring mistake. Does the...

That doesn't compute with the original post. If the coils were energized the car should move up; if it wasn't moving with energized coils, it indicate...

If the valve or MR is cold, you may need to run till it warms up. I have had that happen a number of times.

If this has those modular open and close door relays, I would replace them both.

I guess you should start looking at encoder wiring for loose connections and possibly replacing the relay pilot board. Also, check that the governor r...

only in one direction indicates a broken encoder coupling.

Does this car use a cartop encoder? If so make sure BJ1 on the relay pilot board is in the 1-2 position, and the nc contact on rr relay is good. This ...

The Buffer switch is there to make sure the piston is fully extended. If the car or counterweight hit the buffer, and the piston did not return, you w...

I am thinking that you have no comp chains and the weight of the ropes are having you come into the floor a little hot. This is not a fix, but it will...

I have installed a relay in the COP to pull in on Phase II, to bypass the card reader contact. It is fairly simple. This was on an MPH, I would think ...

We modded a car switch. They had to keep it a car switch, so they didn't have to bring the building up to fire code, with sprinklers etc; We had a com...

If that happened, the safties should have set.

what is the number on the controller?

I am fairly sure those are GE Machines. Have you tried heat?