Elevator Forum

Door locks are 150vdc and under a different fuse. With the fuse blown, are any of the 120vac terminals grounded? Do you have a print? Do you need a li...

First, is the fuse blowing problem constant? Does the car run normally from the second and third floor in the up direction? If it only blows at the fi...

I had another thought if DCL causes a problem. Parallel Door open button with back contact run relay and series a fire service contact in with the run...

Interesting, I've never seen a TIV with swing doors!! SAPB or Selective Collective?? What operator? Is retiring cam operated from a relay or mechanica...

Do you know if you have UDL and DDL outputs (arrows in PI) If so, you could jump the DCL back in with a relay on each of these.

Down and dirty would be to open the DCL and reclose with a fire service relay contact. I think the DCL is bypassed with a run command. But I will have...

I saw that post and looked in my TIV book and could not find that csw or para. However, I did not SCOUR all the adjs. I will try to find my BIG book a...

12 is a parity error. Check placement of your BP magnets. you may want to swap PMI modules with another car and see if problem follows. Also look at y...

I show EM power available on all software after and including 675AX3

Admin, Adj 14 sets the floor you want to return to on Em Power. Adj 15 sets type of Em Pwr, should be 001 for you Variable 9 position 2 is the NP sign...

low temp triggered viscosity operation, the high temp shut it off until a MLR or inspection so as not to overheat the oil. Is there an input for visco...

On a northern, you can use either a MAP tool or an EZ-scan

Will an EZ scan tool work with a Normic? I have an extra EZ Scan you could borrow. Tech support at Northern will give you the code number to put in it...

What kind of drive do you have? Generator? DC motor? VVVF? SCR? What is happening when it goes into fault? Stalling at the floor? Not taking off? Type...

Not sure of the version and also not sure how many are still around