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Hey guys, the model is a RN-070-3-0-AA04-3D9. The hps opens at 450 psi not 420 as I mentioned before. I got a 24 delta t across the condenser coil. And as far as the Vfd, it came with the unit and is...

Well I doubt it is overcharged, I just think it has too much load for the unit. All the motors are oem. I have washed them with a booster pump, plus you can see sunlight through the coil. The company...

chiller?

bad board

Hey guys need some help on an Aaon oau. Unit killed 3 comp. (locked up) last year and one so far this year. It is on an high rise apt. complex. The problem is when temps reach 95f the head pressure...