Elevator Forum

since all 4 lift have the same fault then it cant be a stall situation. i would also agree that the duty cycle needs to be looked at as remeber they o...

its seems its going on all over the globe. when i started at the major aussie lift co we had 30 lifts on weekly service. the round was serviced by 1 m...

hi ag. it certainly sounds like you have a contact fault with the slow down cct. its always alot easier to sequence relays with another lift next to y...

hey vic could it have something to do with auto tune to find out to find out motor characteristics?also could it be the tails to the motor may have a ...

completely agree christy. there has been an influx of single lock instalations here which confuse mechanics as we always had twin lock lifts. facts ar...

hey same as vic. go thru your earths(grounds) on your controller.it also sounds like a power supply issue maybe a suspect motherboard connection or so...

hey scott. from what you have said it sounds like it could be developing a high resistance in the flyback diodes(not sure what these are)area under lo...

we were always told 'id rather a stupid question than a disastrous mistake'.

ah now this looks alot like(similar) our old installs.the old selector ran with aircord drive. we had all the lift back in the early 1900's run off th...

all good scott. Last edited by uppo72; 03/07/12 02:04 AM.

timer or high resistance in series with the dc relay?

thanks vic, pleasure doing business 😁 😁

any link? im just interested in what is the normal conditions in the us for mechanics.

if im right i think i deserve the star, since i was 1st!!!!!!!!!

not sure of the make maybe otis(hook pressure is the same) but it looks like a slip ring end brush gear.