Elevator Forum

Which motion region is this occurring? Which direction? Same every time?Can you see if the ropes slip coming into a mid upper floor?Agreed- if that cl...

Not sure about the programing issues your having trouble with, but the brake? Typically some tech disconnects the brake switch due to a mal adjusted b...

What if any errors are logged?Same time every night? Maybe something to do with RCY (viscosity control). Disable it and see. Another idea might be a z...

Any chance you know or someone you know knows an Otis tech? Ask around. Trading favors is not uncommon.

IIRC there is a parameter setting for that B44 shutdown code. Set to “0” or deselect it to not have it in play. If your problem persists at the baseme...

Are you able to do a vane reader check?It passes 4, stops at 5 then goes down to 4 to answer the car call. So the call sounds like it’s latched in the...

How are the leveling speeds? Is up faster by a couple of fpm? Compounding might be off. Anti Stall timer might tripping as a result.

Wow. I remember back in the day when we were afforded like 9 days to install a multi floor hydro, painted out and cleaned up. We actually used antiqua...

Very good. Over time a magnetic field can weaken resulting in sporadic response to a Hall effect transducer type sensor. Typical are those magnetic st...

Of course all of the errors point to door control. *Can you see on the door controller or on the main controller the door inputs for open limit and cl...

Is ERR 55 by chance related to Emergency Dispatching? Sounds as if the unit has lost its ability to dispatch on automatic mode. Do the hall buttons wo...

Is the belt tracking proper over and around the sheaves?Have you tried to modify door closing speeds?When on inspection mode, does closing the doors m...

IIRC, you’ll need these two things;1) The Northern MAP Diagnostic Tool2) The job specific alpha numerical code. Sometimes that code has been written o...

Not sure if this is your issue, but years ago when a generator was repaired, even with new brushes (and attempted seating) the compounding was so far ...

I don’t think your chances are good to find new Braille. Maybe finding a universal stick on Braille that dimensionally covers the old knockout would w...