Elevator Forum

I think we need to be more clear, I said voltage monitor too. What I’m referring to is a 3 phase power quality analyzer that, at the very least, recor...

That can’t be right. If you hook +5 to -12, besides the damage it would cause, they can’t possibly still read +5 and -12. They will read the same volt...

Wow. I think the only thing left is the disconnect and/or fuses. Do you read any resistance across any of the fuses? You have to be losing a leg somew...

The PLD is a programmable logic device made up of gates to perform the monitor functions required by code that are normally done with relay contacts. ...

Don’t touch them unless all mechanics will have a blue Otis tool or one on every job. Besides that, no issues I can think of.

The CPU is the board that contains the microprocessor but it will typically handle more functions than just that. The software is stored on removable ...

On the 400A it was starting from scratch. Drive parameters, learn trip, etc. They were able to get me the software from the GO#. They also wanted the ...

Whether or not it’s front and rear, that’s an excellent thought.

Sounds a lot like the problem I just had on a 400A except my error LED was blinking. The software on the FLASH corrupted, had to buy new from Adams

The order of commands is critical when teaching the hall nodes. Some of the manuals are wrong. Do a TECCR, then a TECF, then a TECC. Pause and pay att...

I’m trying to be clear about which files we are talking about. The correct files may not be on the stick. Or one may be corrupted. Leave the BOOT jump...

When you say the unit never comes up, we’re just looking for a watchdog LED at this point. Do you get that? I’m also concerned which jumper you’re mov...

Never mind, I thought I had a PA6 with V2R24 on the van. I was going to figure out how we could hook up 4 buttons to the board, number them 1,2,3,4 an...

Is it Linear or harmonic? Left or Right Hand? AC or DC Motor?

Bummer, you can borrow one off of another door operator with UIT or a 10K drive.