Elevator Forum

The old timers are just as bad. More than half of the t/s calls I get called out on the mechanics have over 20 yrs exp in the trade...When I fix somet...

Sounds like you need oil coolers on those units. And if your gonna do coolers you might as well throw in new maxton valves because of the damage the o...

Dont have the print in front of me but it sounds like you have a shorted diode in the controller.

We need to screen better.

Yup we are.

These units are at Qualcom stadium in s.d. My buddy's Co. picked contract up recently. Helped him t/s found mechanical walking beam hanging up between...

A few ideas. I had a rupture valve iterm give me issuses until one day it failed for good w/ an entrapee, that was a fun one, but I finally found the ...

Sounds about right, but on the tac 20 when the system has a fault your control pwr for siemens starter goes low. So to really check the starter put 12...

Good point Tony. On Maxton Valves mechanics try to get accurate floor heights by adjusting up stop. That is a mistake, adjusting US too much will caus...

Sounds like You're not driving the car up, so its mlt'ing (los). Go through your up section and t/s to see what is preventing an up run or an up run i...

Very interesting discussion. The big companies don't care about troubleshooters anymore. 3/4 of the mechanics I worked w/ at the big "O" couldnt troub...

Sounds like you need to resize your valve. Adjust byp and us on valve. If soft stop oil additive has ever been added to the oil to help out dry packin...

I had the same problem. I mechanically plummed everything, but still had drift open. There is no door squeeze while car has no demand. Door stops on D...