Elevator Forum

It looks like Virginia Controls to me.

I'm not saying your wrong, in fact you're probably right. What I'm saying is why "try" something when you know the problem is with commutation? Those ...

Link to the video, I'd like to check it out.

F that noise, I'd just swap out the motor and be done with it. Maybe the commutator is going.

Also MLT/VLT data trap procedure is on page 6-23 of the old hydro manual.Both manuals available from their website, see links. Good luck! Last edit...

All that being said, I had one that would MLT because the car would move up when the pump was recirculating oil during viscosity control. Maxton valve...

MLT will occur any time the computer sees the up direction input (input UPS) "on" for longer than the MLT timer is set for (1 to 6 minutes). The motor...

Thanks for all the input, I will look into all of the options, and definitely have my bosses call CETEK as well.

Thanks for this, I will definitely look into that.

Yes there are two risers of hall stations. I discussed this with my supervisors, and they didn't think the customer (Marriott hotel) would go for it. ...

PM sent, thx

Yes, the regen drive is designed to ensure that the voltage, frequency, and phase are all within a certain tolerance.

Just found a cool app for bending conduit. Just search "conduit bending" in your App Store and several free ones come up. Automatically calculates the...

1. Yes, same wires for drawing power and feeding back into the building. The regen drive must be phased correctly to operate. This is accomplished at ...