Elevator Forum

Could also be the tach or encoder. Had a bugger of a T4 problem awhile back and that turned out to be the drive (DC). That one would also stop in flig...

Had a very similar problem with a Tac 50. Apples & oranges I know. But it did the same thing You describe, only at the top two floors, (14 stops)....

Reminds me of a 4 bank of Otis Spec 60s' I have. Pretty much bulletproof until the machine room gets above 85 or so. Thankfully I have only one Epoch ...

roadrunner is right. And some day when another Elevator person says, "You musta' been a good helper". Tell 'em, "I was the last good helper".