Elevator Forum

I don’t believe this to be an “electrical” board type issue. Your observations of drifting upwards should be conveyed to the tech when he comes out ag...

You’ve check the encoder couplings right? If motor end shaft mount, check for loose set screws or set screw type.If that cylindrical spring type is us...

The “likely culprit” is what the read out display says, and no “reset” is going to cure that.If your elevator company is “not available for a while” (...

1) Built up junk on door tracks at locked position.2) Linkage from operator to car door needs looked at for loose bolts on driving arms.3) Shorting SE...

What’s so strange is that it seemed to be one or two of the units I had on service would do this, all installed at the same time, and with software up...

You need that 9 pin ribbon cable AND possibly an interfacing adapter designed for the Big O equipment, and of course the Otis program itself on your l...

Sounds crazy familiar. Turn it onto Fire Service, then off, and see if that clears it.

IIRC, the door inputs hall lock, gate switch then DCL had to be seen within a small window of time, and in that order. If not...B44.

One reason I’d imagine that with the drum machine if the top final limit failed, the cab would be pulled up into the overhead without a means to stop ...

Doesn’t the early Dover use a “top and bottom” card for duplexing? Sounds like a bad card. You can try to (identify it first) pull it, clean the conta...

Originally Posted by Philly Pretty sure? It either is or isnt. Gotta figure that out first Yep...my thoughts exactly.

Maybe a long shot, but could it be the valve allowing the car to be pushed up to the limit? I’ve seen tight packing and maladjusted “up stop” settings...

Rolly’s answer makes most sense. Error 10, 27 times. Is the car shutting down? Take a snapshot of the screen and post it so we can see what you’re see...

From what you’ve stated, and to your knowledge of what’s been done, maybe time to look at DZ control, or faulty DOL inputs (operator micro switch).

Who’s name is on the crosshead?Definitely an oldie, but maybe post more of the terminal identification numbers and it might ring a bell for someone.Re...