Elevator Forum

If the battery is dead it will fault out the uca3 board. There is a parameter that sets the time the brake picks on rescue op. I believe it's b43 temp...

With power off and CCH unplugged from controller you should read 60 ohms plus or minus 5 ohms. If not then there are termination resistors on door ope...

Is this an 85s with the rectangular brake or a 300 with the round brake?

if you jumped it and the I/o doesn't light then it sounds like your top floor down I/o is in the wrong port/bit or the flat cable going between the br...