Elevator Forum

Do the calls cancel at the exact same time? If they do, there must be some continuity between CCR & UCT/DCT, maybe a short or jumper in UX or DX r...

If both those fast I/Os are not going High and the slow ones are, I once saw that happen because the door zone magnet had moved so make sure DZ1 and D...

Keep us posted on getting into the trade in Canada

You need to see if VC4A and VC4B relays are picking (K7 & K8 on 188E.) If they are not, you will need IMS to see if they are both going high on th...

Do you have IMS?

But I doubt the motor encounter is causing UIM faults, they would be more like 681s or something similar. Pos. encoder or traction is where I would fo...

That is a standard 10K quantum drive. One thing I should tell you is that it has an absolute encoder so likely a PM AC motor, that goes to an interfac...

What kind of drives do they have? What type of position encoder did they use? If they are 32 bit you may want to start a logfile to analize next time ...

You may want to check this:To check the setting of the car transfer contacts:1. Place the selector carriage at the center of the master floor bar byro...

That does sound strange. Just If clarify, say you placed 3,4,5,6 would it run to 3, drop 4 and 5 then run to 6? Or would it run to 3, drop 4 then cont...

Try to connect to the controller with Hyperterminal. You can download it off the internet for free if you don't already have it on that computer. This...

Had this happen during construction once. 2:1 gearless double wrap TK equipt. We didn't have rope retainers on yet. The car was on the buffer, ran the...

A failure of DZ contact #4 or your door zone sensor failing to pick DZ relay would cause exactly these symptoms.

Great tip on the brake switch! Did the MX machines ever come with these or do they just look similar?

That picture looks like a single pole relay socket