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Thread: problems with york yaa c chiller
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15-08-2007, 08:50 PM #1
problems with york yaa c chiller
hi can anyone help please been out to a york chiller it has 4 scroll comps working as 2 circuits 1and 2 useing common discharge and suction on each circuit, the prob is the unit is only useing a max of 2 comps at any time even if its not acheived temp the control display does not even show any run hours for comps 2 and 3 but in the service mode the system shows the all comps with 0 run time on 2 comps the unit has its eprom changed but no change would be gratefull of any input cheers guys
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