Manuals / Sterling / Kitchen Appliance / Refrigerator

Sterling 30RA010-055 Aqua-Snaplow Voltage Control Schematic, Wiring Schematic 30RA010-018cont

Models: 30RA010-055

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AQUA-SNAP LOW VOLTAGE CONTROL SCHEMATIC (010-018)

AQUA-SNAP LOW VOLTAGE CONTROL SCHEMATIC (010-018)

SEE NOTE 8

SEE NOTE 8

Fig. 3 — Wiring Schematic 30RA010-018 (cont)

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Sterling 30RA010-055 manual Aqua-Snaplow Voltage Control Schematic, Wiring Schematic 30RA010-018cont, See Note See Note

Contents

SAFETY CONSIDERATIONS GENERAL CONTENTSControl Module Communication MAJOR SYSTEM COMPONENTSSterlco Comfort Network SCN Interface — Table 1 — Unit SizesTable 5 - SCN Communication Bus Wiring Table 3 — Status SwitchesTable 2 — Thermistor Designations Table 4 - Output RelaysLEGEND FOR FIG. Page Page 30RA010-018AQUA SNAP Fig. 3 — Wiring Schematic 30RA010-018AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 3 - Wiring Schematic 30RA010-018contSEE NOTE SEE NOTE 30RA022-030AQUA SNAP Fig. 4 - Wiring Schematic 30RA022-030AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 4 - Wiring Schematic 30RA022-030cont30RA032-040AQUA SNAP Fig. 5 — Wiring Schematic 30RA032-040AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 5 — Wiring Schematic 30RA032-040cont30RA042-055AQUA SNAP Fig. 6 — Wiring Schematic 30RA042-055AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 6 — Wiring Schematic 30RA042-055contESCAPEENTER Fig. 7 — Main Base BoardREMOTE CONTACT SW1 OFF ENABLE OFF SW2 ON MODEFig. 9 — Typical Space Temperature Sensor Wiring CEPL130351 Fig. 11 - Energy Management Module100/100 Fig. 12 — Deadband Multiplier Fig. 13 — Operating Envelope for R-22Maneurop CompressorFig. 14 — 30RA Condenser Fan Sequence Cooling Set Point Select and control circuit power must be on Service Test See Table 11 — Both main powerTable 8 — Control Methods and Cooling Set Points Fig. 16 — Scrolling Marquee DisplayOptional Factory-InstalledHydronic Package — •Cooler Pump Control CPC Configuration, OPT1 ON Table 9 — Marquee Display Menu Structure Fig. 17 — Dual Chiller Thermistor LocationTable 10 — Run Status Mode and Sub-ModeDirectory SUB-MODE Table 12 - Temperature Mode and Sub-ModeDirectory Table 13 — Pressure Mode and Sub-ModeDirectory Table 14 — Set Point and Sub-ModeDirectoryTable 15 — Inputs Mode and Sub-ModeDirectory SUB-MODE Table 16 — Outputs Mode and Sub-ModeDirectoryKEYPAD DISPLAYKEYPAD SUB-MODEITEM DISPLAYKEYPAD SUB-MODEITEM DISPLAYTable 18 — Time Clock Mode and Sub-ModeDirectory PER.3 SUB-MODE Table 19 — Operating Mode and Sub-ModeDirectory Table 20 — Alarms Mode and Sub-ModeDirectoryITEM SUB-MODEKEYPAD ENTRY DISPLAYRSET DISP Table 23 — Operating Modes Table 25A — 4-20mA Reset Table 24 — Example of Reading and Clearing AlarmsTable 26B — Configuring Return Temperature Reset Fig. 19 — Outdoor-AirTemperature Reset Temperature Control — No ResetFig. 20 — Space Temperature Reset Fig. 18 — Standard Chilled FluidFig. 21B — Cooling Set Point 4 to 20 mA Fig. 21A — 4- to 20-mADemand LimitingTable 27 — Configuring Demand Limit TROUBLESHOOTINGTable 28 — Troubleshooting Recommended that system be filled with an approand fluid tubing FU — Fuse GND — Ground Fig. 22 — Component Arrangement — 30RA010-030FU — Fuse GND — Ground Fig. 23 — Component Arrangement — 30RA032-040FU — Fuse GND — Ground Fig. 24 — Component Arrangement — 30RA042-055NOTES LEGEND Table 29 — Alarm and Alert Codes Table 29 - Alarm and Alert Codes cont ALARM Table 29 — Alarm and Alert Codes contALARM Table 29 — Alarm and Alert Codes contALARM Table 29 — Alarm and Alert Codes contCompressor Replacement Refer to Fig SERVICETable 30 — Unit Torque Specification Electronic ComponentsFig. 27 — Typical Compressor Mounting — All Sizes Fig. 28 — Compressor WiringFig. 29 — Compressor Location — 30RA010-030 Fig. 30 — Compressor Location — 30RA032-055Table 31 - Oil Charge Condenser Section and CoilsCheck Refrigerant Feed Components Fig. 31 — 30RA Access PanelsFig. 32 — Condenser-FanMounting Fig. 33 — Condenser-FanPosition Standard FanSwitch Fixed Table 32 — Factory Settings, High-PressureCompressor and Unit Protective Devices Check Unit SafetiesCOOLER FREEZE-UPPROTECTION TEMP TEMP For Thermistor T10 For Thermistor T10 Fig. 35 — Fluid-SideTemperature Sensors T1 and T2 Main Base Board, J8 ConnectorFig. 36 — Thermistor Connections to PROGRAMMING Mode Table 37 - Fault Codes •P50: FAULT HISTORY — Last 8 faults•P51: SOFTWARE version PARAMETERS Table 39 — Replacement Modules Minimum Loop Volume MAINTENANCEPRE-START-UP System CheckOperating Limitations Table 41 — Temperature Limits for OPERATION SEQUENCEStandard 30RA Units SCN Tables A_UNIT General Unit Parameters APPENDIX ACIRCADIO Circuit A Discrete Inputs/Outputs CIRCA_AN Circuit A Analog ParametersCIRCBDIO Circuit B Discrete Inputs/Outputs CIRCB_AN Circuit B Analog ParametersOPTIONS Unit Parameters DISPLAY Marquee Display SETUP ALARMDEF Alarm Definition TableDUALCHIL Dual Chiller Configuration Settings BRODEFS Broadcast POC Definition TableOPTIONS2 Options 2 Configuration OPTIONS1 Options 1 ConfigurationRESETCON Temperature Reset and Demand Limit SCHEDOVR Timed Override SetupSETPOINT ALARMS: Maintenance Display UNITMAINTENANCE DUALCHIL: Maintenance Display CURRMODS: Maintenance DisplayLOADFACT: Maintenance Display LEARNFNS Maintenance DisplayPM-COIL:Maintenance Display PM-PUMP:Maintenance DisplayPM-STRN Maintenance Display RUNTEST: Maintenance Display STRTHOUR: Maintenance Display TESTMODE: Maintenance DisplayVERSIONS: Maintenance Display WSMDEFME: Maintenance Display FACTORY SETTINGS FOR COMPRESSOR, FAN, PUMP APPENDIX BAND MANUAL STARTERS FACTORY SETTINGS FOR COMPRESSOR, FAN, PUMP AND MANUAL STARTERS contDataPort, DataLink, BAClink Object Definition APPENDIX CSETPOINT OPTIONSRemove and use for Job File I.Project Information START-UPCHECKLIST FOR 30RA LIQUID CHILLERII. Preliminary Equipment Check Design InformationStart and Operate Machine. Complete the Following III. Unit Start-UpCL-3 Record Software Versions MODE — RUN STATUS COMMENTSCL-4 UNIT Configuration Settings OPTIONS1 Options ConfigurationIII.Unit Start-Upcont RSET Reset Configuration Settings OPTIONS2 Options ConfigurationIII.Unit Start-Upcont CL-6III.Unit Start-Upcont SLCT Setpoint and Ramp Load ConfigurationSETPOINT CL-7III.Unit Start-Upcont Service Test Mode and Sub-ModeDirectory