We recently discovered that one of our transformers was leaking oil. I have been assigned the task of replacing this pad mounted transformer with a new 2000KVA transformer mounted on a containment vault to contain any possible future oil leaks. I have never done this and was wondering if...
We have a relatively new Aaon HVAC system (2 Years) with a 4 stage compressor control circuit. We have a problem where the contactor coil for the 4th stage fries about every 2 months. The control circuit for each compressor is fairly simple. The only interlocks in the circuit are the low and...