Elevator Forum

Speaking of viscosity, make sure the car is not creeping up while running the pump to heat the oil up, leveling back down, up, down etc. This will shu...

I've now come across two I-2 Dover valves that were acting strange in the up direction, so check the up level adjuster screen only to find the screen ...

The weight of the linkage on those will pull the door closed along with the spirator tension. The operator has to be adjusted to mechanically lock ope...