Elevator Forum

Hi Susan, thanks for joining our forum. I'm sure you will find our forum to be very informative and entertaining. We appreciate anyone that wants to l...

Is this problem happening consistently or intermittently? This must be an analog AC if you have changed the speed boards. If you have a scope meter yo...

Johnny,Good call on the DCL signal! I was able to keep the door open by controlling DCL when fully open. I thought the car would fault out if it sees ...

I'll have to go back to the job to get the specifics. I'll go by there next week to check it out. I hadn't thought about controling the DCL signal to ...

This is a simplex elevator with a swing style door for the hall door. The customer said the car door used to remain open when at idle or park and now ...

Johnny, you seem to have a lot of knowledge with the Dover equipment. Do you know how to make a Dover T4 car park with the doors open? You would think...

Thanks Johnny for the info. My print did not show any connections for NP or EP. I will check out the LCC3 Pin 13 and try an EP return. Last edited...

Originally Posted By: Johnny I dont understand why you would have to wait for the Low oil timer to time out---since you would not be able to run UP w...

This is an old group 2 DMC that does not have the low oil switch input. I will experiment today with the low/high temp signals and some of the other s...

I bought my S3 analyzer about 3 years ago. It's bailed me out a few times on tough intermittent problems. Last time I used it was on a Swift 5000 that...

This is a High Speed RSN. My print only shows a (Block diagram of TDC) in between F12 and Z13. I traced the connections from terminal 13 on the SR15 b...

I need to make a correction. This is not an LRV-4 it's actually using the LRS-3 Microprocessor. Part # F8121BC1