Elevator Forum

Portland Oregon

switch buttons with the floor affected and change address on the other floors board. May be a bad address switch

check for AC ripple on 3 phase rectifier that supplies the bus.

Sorry, phone number was wrong, correct one is 503 806-4141

Did you work for that division? If yes, please contact me by phone. My number is 503 906-4141Thanks

What wiring was cut? Screw or Hydraulic? Power locks or mechanical? Wiring schematic number?

Did you install an isolating coupling between the motor and brake drum. We did a duplex with 22ct machines and Rueland motors and had to put one in fo...

Does your unit have the box with the 4x5 cards w/leds on the edge and flat-pack relays? If it does, Otis either added it or it came from the factory l...

what parts are you looking for?

How old is this unit? Has it always done this? Does the bump go away after several runs? Is the pumping unit in a heated space? Sounds like a tight pa...

Car is original and is balanced at 43%. Car station was replaced, but the new one weighs less than the two originals combined. We had to do a five yr ...

Only has a single load switch. It controls bypass of hall calls. No compensating field. Two gen fields. one leveling field and the self excited field

My email is [email protected] Thanks again