Elevator Forum

If you just need to fix the operator why not replace the door card and door motor? That's 90% of the operator besides a couple pulleys belts and arms.

Honestly it's a bit asinine to just replace the door operator. The GAL is the way to go and it won't interface with a DMC directly but if it needs a w...

If you need to change programming your going to need to call a dealer or get a favor from someone. Bella (symmetry) has a proprietary tool to change a...

Also it may be possible to use an unused slot. I'm not sure on the black units but on the blue units you can use slot 3 on a 4 belt car by simply repr...

Check the cwt ends of the belts. Recut them if necessary (grinder with cutoffs wheel). The ends should look like a new pack of number 2 pencils not sh...

I've taken a couple of service calls on these and helped our install guy wrap up a couple.Couple quick thoughts, Cambridge uses the same equipment des...

Welcome! Glad to have you join us!You're correct, alot if not all residential companies have went to plc or microprocessor based controls. With the ma...

Have you replaced the bulbs again? Are they standard lightbulbs/sockets? If its a standard socket and takes a standard bulb it's very easy to check fo...

Also, was this bidded? Are there specs? Did the customer spec a specific speed or performance for the car?

Website goofed up, had to remember and retype my post a second time

Is there a crosshead data plate that lists contract speed? I would want to make it run contract speed, whatever that is. Whats your runbys? At 100 fpm...

Is there a crosshead data plate that lists contract speed? I would want to make it run contract speed. Is there something wrong with the old motor, or...

You can't go wrong with Harrington or CM. Very high quality

I wouldn't worry about why it's trying to run up at the moment. Could be a stuck button or it could just be close enough to a dz switch to want to lev...

This is unfortunate but all too common. I just had a job that was an office building for 30 years (has a DMC, MR interior of building on second floor)...