beautypg.com

Schreiber Chillers 1500ACsf User Manual

Page 27

background image

TROUBLE SHOOTING - PART II


REFRIGERATION SYSTEM INTERNAL PRESSURE USING REFRIGERANT R-22

* High Pressure Switch: Manual Reset - Cut out at 425 P.S.I.

* Low Pressure Switch: Automatic Reset - Cut out at 25 P.S.I.



WORKING REFRIGERANT PRESSURES R-22

* High Pressure: 185 to 325 P.S.I.

* Low Pressure: 45 to 70 P.S.I.







***NOTE***

These pressures are under normal ambient temperatures and chilled water

temperatures.






















1500AC.doc

26