We are currently replacing/modifing a/c equipment for an operating room. The O.R room is fed by an ahu. there are 2 return ducts in the O.R. room and 1 outside air duct that is tied into the return plenum. The engineer who designed the job wants the following air exchanges
min. changes outdoor...
I have a 30 hp condenser water pump(Taco) serving a trane 650 ton centrifugal chiller. The pump is located 1.5 feet below the sump of the cooling tower. I was called to perform start-up on the pump and set the gpm. The design for the condenser is 1800 gpm at 51 ft. head and 8 psi pressure drop...
having problems with circuit b economizer on carrier screw chiller. if anyone familar would like to have an in depth conversation for possible problems. thanks
