Elevator Forum

He's talking about the motor field voltage/current. Forcing is full field.

I didn't know Thyssen ever claimed the TAC50-04 was "non-proprietary," even with a UIT. I think a TAC50-04 with a UIT is more of a novelty than anythi...

Do you have an entire new operator or a conversion kit?

What kind of controller?

But ya, 9 times out of 10 it's just the logic board, although I have seen the IGBTs fail too. I keep 2 in my van and I have used both in a weekend. Ov...

Wow, can you see me in my living room?

Overload current is FLA off motor data tag. Make starting current 3x OL amps, some versions of software ask for a percentage of FLA, then make it 300%...

Okay, 3 weeks today, it's fixed!Thanks for all of your input.

Thanks for the update!

Yes they are and it's a 5000 lb car. I oiled them good but it might be worthwhile to put oilers on them like the car. I would still like to know why t...

Well it's been running for 2 weeks since replacing the MSU. I'm not ready to say it's fixed, but it has been running for 2 weeks.

Thanks. And agreed, some of my longest battles on generator jobs have been friendly fire. One repair crew pulls it out, another puts it back in or the...

Ya, I went through the brakes today. Although the rope tension was pretty close, after making it perfect I could never get it to fail again and I did ...

I just don't think that those switches would cause the 197,198 faults that are actually shutting the car down. It is only happening going down, I thin...