Elevator Forum

1925 otis sob all original except i have overlaid a few newer relays.

we had a state inspector write up emergency communication on a 2' rise platform lift without doors in a casino. it now has a blue box that calls otisl...

Check the making contacts in the direction limits. Or is the car not stepping at all? Or too many times? Does tco or bco relay pick during runs?

e411 with a ovf428 drive would be my guess

m421 isnt a fault number its telling you to use the service tool and go to module-4-2-1 to see the fault. must be a good sales guy to mod a 411 with a...

Those are great units why mod? The mcss and ocss landing bit masks must be in sync or you won't open your doors.

Which means the same guy didn't adj the voltages or the coil is maybe picking too far? Are the shoes glazed? Brake core dry?

pick voltage ok?

they still make the E311 and E411 for high velocity cars. the tape/positioning system is very similar to a 401 but the board is serial link comm. you ...

E411 with a sppt tape or 411mms without a tape?

most property managers leave the manufacture due to prices not lack of maintenance. manufactures like to keep their technology to themselves like any ...

found one where the factory motor lead connection in the header was completely loose. damn thing would run for a few days then not run at all then run...

i have seen the foam in certain mufflers come apart a look exactly like water in the oil. when you take a sample it leaves a sticky film and will ruin...

"melted marshmellow" 6098 limit switch rollers?

when i worked in repair i thought of myself as "re-construction crew". now that im in service i feel like im a "first callback adjuster". i understand...