Schreiber Engineering 30AC, Installation Operation & Maintenance

Page 1: ...S ST TA AL LL LA AT TI IO ON N O OP PE ER RA AT TI IO ON N M MA AI IN NT TE EN NA AN NC CE E O OW WN NE ER RS S M MA AN NU UA AL L Model 30AC Voltage 220 1 Ref Charge R134A Tel 562 926 3855 Fax 562 92...

Page 2: ...ction Information 6 Installation Instructions 7 Operation 7 Inside Your Chiller 8 Electrical System 8 Refrigeration System 9 Chilled Water System 9 Special Features 10 Service Bulletin 11 Maintenance...

Page 3: ...Voltage 220 1 Full Load Amps 8 PUMP Pump Specifications 2 5 g p m 60 p s i Nominal Flow Rate 1 6 g p m Nominal Pressure 60 p s i Pump Horsepower 1 3 Pump Type Positive Displacement Pump Material Brass...

Page 4: ...port on the top of the chiller add water until the level reaches the red line marked on the sight glass DO NOT USE DEIONIZED WATER Connect Discharge and Return Piping Connect your piping to the two fe...

Page 5: ...l panel This panel will light up and give you a read out of the discharge temperature This unit leave the factor set at 60 F You can read this set temperature by pressing the button on the controller...

Page 6: ...r level will drop slightly as the pipes are filled Add more water after the unit is started 3 3 OPERATION 1 After all electrical and plumbing connections are made and the reservoir is filled you are r...

Page 7: ...chiller runs off of 220 1 Volt single phase power It can run at both 60Hz and 50Hz however there is a 12 reduction if cooling capacity and a 17 reduction in flow capacity at 50 Hz The control system a...

Page 8: ...desired chilled water is less than 44 F Chilled Water System A 100 GPH Gallons per Hour positive displacement pump is supplied with this chiller Because of it s design the flow rate is not adjustable...

Page 9: ...S FOR MODEL 30AC Chilled Water Filter This unit has a 3 8 clear filter housing with a 3 8 5M cartridge There is an extra cartridge shipped with this unit Water Pump Water pump is rated at 2 5 G P M 60...

Page 10: ...al or inside the motor compressor enclosure if there is sufficient contaminant air present in the system and an electrical arc occurs as the terminal vents Ignition cannot occur at the venting termina...

Page 11: ...circuit breaker again opens DO NOT continue to replace or reset as the equipment obviously has an electrical problem CAUTION Continual resetting may cause the terminal to vent 3 DISCONNECT all power...

Page 12: ...ice Data Book then the internal protector is open and time must be allowed for it to reset Any Common and Start Common and Run and Start and Run resistance reading must be within the values shown in T...

Page 13: ...motors have permanent lubrication in the bearings The water that is used in the chilled water circuit has no special requirements except that deionized water cannot be used The water should be clean...

Page 14: ...uns No refrigeration Refrigerant leak Stuck expansion valve Repair leak and recharge Replace expansion valve High pressure trips Condenser motor Air over condenser restricted Service panel not in plac...

Page 15: ...Pressure Switch Manual Reset Cut out at 425 P S I Low Pressure Switch Automatic Reset Cut out at 15 P S I WORKING REFRIGERANT PRESSURES R 134A High Pressure 185 to 325 P S I Low Pressure 45 to 70 P S...

Page 16: ...Drier 9 9 1 R160 Evaporator All Copper 9 9 1 R178 Suction Line Heat Exchanger 9 9 1 R182 High Pressure Switch 9 9 1 R183 Low Pressure Switch 9 9 1 Electrical 9 9 E103 Contactors 30 Amps 9 9 2 E104 4 P...

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Page 18: ...eiber or its authorized service agent will replace or at Schreiber s options re pair the part free of charge for materials and labor This warranty does not cover damage caused by misuse accident abuse...