Elevator Forum

Thanks everyone, It turned out to be the 9vdc power supply at the top of car station. The meter would read that 9vdc was present. Witch is correct. Li...

I have replaced the MCB board again. I have found if I plug in the om3, or om4 the bufers will heat up rapidly. Remember I have NO functions at all. I...

Think ya gotta have tool. FYI....You can purchase a chip replacement to eliminate the 60 day shutdown feature. Think it's only couple hundred

This vintage car station board doesn't have all the little LEDs by each output or input. it only has three LEDs which is probably for voltage recognit...