Manuals / Conair / Kitchen Appliance / Refrigerator

Conair MPW, MPA manual Auto Start, Feature, Installing The, Set dip switch 4 to the ON position

Models: MPW MPA

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6 Set dip switch 4 to the ON position.

7 Close the electrical enclosure and restore power to the unit.

INSTALLING THE

8 7 6 5 4 3 2 1

AUTO START

FEATURE

(PC-2 CONTROL ONLY)

When Auto Start is enabled:

◆The Auto Start indicator light flashes to indicate that the Chiller can start at any time. The chiller will start whenev- er the remote switching or timing device sends a signal to start processing.

◆The Auto Start indicator light is on whenever the chiller is under the control of the remote device.

To disable Auto Start:

Repeat steps 1, 2 and 7, setting dip switch 4 to the OFF instead of the ON position.

UGH004/0999

microKool Portable Chillers

INSTALLATION 3-15

Page 31

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Conair MPW, MPA manual Feature, Installing The, Set dip switch 4 to the ON position, When Auto Start is enabled

Contents

Page Date Manual Number UGH004/0999 Serial numbers Model numbers INTRODUCTION INSTALLATIONMAINTENANCE TABLE OF CONTENTSDIAGNOSTICS MAINTENANCE . . . . . . . . . . . . . . .continuedTROUBLESHOOTING PARTS/DIAGRAMSno one gets hurt INTRODUCTIONPurpose of the User Guide How the guide is organized Your responsibilities as a user ATTENTION Read this soHOW THE GUIDE IS ORGANIZED PURPOSE OF THE USER GUIDEYOUR RESPONSIBILITY AS A USER READ THIS SO NO ONE GETS HURT WARNING Electrical shock hazardPage DESCRIPTION What is the microKool chiller? Typical applications How it worksWater-cooled models How it works Air-cooled models Features Specifications Water-cooled Specifications Air-cooledCHILLER? WHAT IS THE MICROKOOLTYPICAL APPLICATIONS HOW IT WORKS WATER COOLED Typical air-cooled plumbing diagram HOW IT WORKS AIR COOLEDWater Connections FEATURESHigh Efficiency Compressors Molded Plastic ReservoirsSPECIFICATION NOTES SPECIFICATIONS MPW WATER COOLEDDimensions inches mm Weight lb kgSPECIFICATION NOTES SPECIFICATIONS MPA AIR COOLEDPerformance characteristics Dimensions inches mmEthylene Glycol, % by weight Freeze Protection Requirements by Unit Set TemperatureFreezing Points of Aqueous Ethylene Glycol Solutions to Process Set Temperature, degrees FTesting the installation Entering setpoint deviation parameters INSTALLATIONUnpacking the boxes Preparing for installation Connecting the water supply Connecting the main powerUNPACKING THE You are now ready to begin installationBOXES 1 Position the chiller as close to the process machine as possible PREPARING FOR INSTALLATIONMake sure the installation area provides Install plumbing for process and cooling lines1 Remove the shipping pipe plug from the female CONNECTING PROCESS AND WATER SUPPLY LINES2 Install pipe to the rear of the chiller Tools for installation1 Open the unit’s electrical enclosure CONNECTING THE MAIN POWER SUPPLY4 Connect the power wires to the terminals IMPORTANT! Before initiating power to the unitReplace the access panel TESTING THE INSTALLATIONshould perform this procedure Apply power to the unitENTERING SETPOINT DEVIATION PARAMETERS Dip switch Configuration INITIAL SETUPWARNING Electric shock hazard Open the electrical enclosure CHANGING TEMPERATURE UNITSDisconnect and lock out main power to the Change Dip Switch 1 toClose the electrical enclosure and restore Disconnect and lock out main power to the unitSet dip switch 3 to ON and switches 5 andOpen the electrical Set dip switch 3 to OFFClose the electrical enclosure and restore power to the unit Press the RUN button to save the passcodeSet dip switch 5 to the SELECTING THE TEMPERATURE CONTROL POINTDisconnect and lockout power to the unit Set dip switches 3 andthe main power supply Press the RUN button to save the control pointSELECTING THE TEMPERATURE CONTROL POINT INSTALLATIONIMPORTANT Always INSTALLING THE AUTO START FEATURE4 Insert the two power leads from the device 3-14When Auto Start is enabled FEATUREINSTALLING THE 6 Set dip switch 4 to the ON position1 Connect the host machine to the chiller 2 Apply power to the chiller 3 Enter the passcode, if necessaryACTIVATING SPI COMMUNICATION 3-16Positioning the control panel Entering a passcode PC-1 control features PC-2 control featuresStarting the chiller Stopping the chiller Using the PC-2 pumpdown OPERATIONSetpoint display PC-1 CONTROL FEATURESAlarm Setpoint adjustment buttonsAlarm PC-2 CONTROL FEATURESPumpdown On/Off Setpoint adjustment buttonsTo detach the PC-2 control panel POSITIONING THE CONTROL PANELTo raise and swivel the control panel To lower the control panelPress again to enter the passcode ENTERING A PASSCODEPress Setpoint to select the parameter you want to change 4 Enter the passcode STARTING THE CHILLER2 Make sure the chiller tank is full of fluid 3 Turn on the water supply to the chiller MPWPress the USING THE PUMPDOWN FEATURESTOPPING THE CHILLER To shut down the unit 1 Press StopPERFORMING AN AUTO TUNE Enable Auto Tune4 Restore power to the unit Disconnect and lock out main power to the unitInvalid PID constants were generated PERFORMING AN AUTO TUNEb a d Insufficient setpoint/process deviationPage Filling the tank Checking refrigerant charge Performing system tests MAINTENANCEMaintenance schedule Cleaning evaporators Cleaning condensers output monitors Calibrating temperature sensors5-2 MAINTENANCE PREVENTATIVE MAINTENANCE SCHEDULEAnnually every 12 months Quarterly every 3 monthsPREVENTATIVE MAINTENANCE SCHEDULE cleaning chemicals CLEANING EVAPORATORSCLEANING CONDENSERS To clean the evaporatorLocate the fill port at 2 the back of the chiller REFILLING THE TANKDESCRIPTION section for information on glycol mix- tures If the charge is low, recharge the system CHECKING REFRIGERANT CHARGEthen open the electrical enclosure Set dip switches 3 andSet dip switch 6 to ON PERFORMING SYSTEM TESTSPress any key to clear all displays Enable Test ModeKEY/DISPLAY TEST Press any keySelect the Input Test menu INPUT TESTConnect all inputs to the system Press any key to display the first test menusSelect the Output Test menu OUTPUT TEST5-10 Connect all outputs to the systemSave changes and exit the output menu Select the OM Enable/Disable menuDISABLING OR ENABLING OUTPUT MONITORS Press the Setpoint to select the next outputRelease the Setpoint key CALIBRATING TEMPERATURE SENSORS1 Enable Test Mode 5-129 Exit Calibration Mode 6 Press the up key to begin calibrating7 Wait until the control displays “don” or “bad.” Press SelectExit the Operating Hours Log LOGGING OPERATING HOURS5-14 Index through test menus to the operating logShut down alarms Warning alarms System alarms TROUBLESHOOTINGBefore beginning A few words of caution How to identify the cause of a problemBEFORE BEGINNING Before you begin troubleshootingFind the wiring, plumbing and other diagrams If an alarm is present, note any indicator lightsWhen an Alarm condition occurs HOW TO IDENTIFYTHE CAUSE OF A PROBLEM A problem can trigger three types of alarmsHi SAF Possible cause SolutionSHUT DOWN ALARMS AlarmAlarm Lo SAFPossible cause Solution SHUT DOWN ALARMSAlarm PHS ErrPossible cause Solution SHUT DOWN ALARMSIs the overload faulty or set incorrectly? Possible cause SolutionSHUT DOWN ALARMS AlarmRefrigerant pressure is either too low or too high SHUT DOWN ALARMSPossible cause Solution AlarmGPM=2.4 x chiller ton capacity SHUT DOWN ALARMSPossible cause Solution AlarmPossible cause Solution WARNING ALARMSAlarm ERR ERR SYSTEM ALARMSSolution CausePossible cause Solution CHILLER WILL NOT POWER UPSymptom 6-12If fuses continue to fail Disconnect and lockout the main powerCHECKING AND REPLACING FUSES To replace a blown fuseSet the module reset mode to M for manual RESETTING OVERLOADS1 Disconnect and lockout the main power Disconnect auxiliary wiring on the overload moduleREPLACING THE MOTHERBOARD Disconnect and lockout the main power supply9 Reconnect the terminal blocks and wires to the new board Set dip switches 7 and 8 to the correct unit type6-16 Reverse this procedure to install the new conDisconnect the wires from the compressor con REPLACING THE COMPRESSOR CONTACTORCHECKING THE UNLOADER VALVE 1 Clear any alarms and restart the chiller 2 Watch for the followingREPLACING THE FREEZESTAT Disconnect and lockout the power supplyDisconnect freezestat unit wires from their ter Reverse the process to install the new unit. BeFrom outside the United States, call HOW TO CONTACT CUSTOMER SERVICEWE’RE HERE TO HELP BEFORE YOUAPPENDIX A-2 EQUIPMENT GUARANTEE PERFORMANCE WARRANTY WARRANTY LIMITATIONSSPI Command Pairs SPI COMMANDS SUPPORTED BY THE CONAIR MICROKOOLAPPENDIX B-1 CHILLER SPI COMMANDS SPI STATUS WORDSStatus, Process APPENDIX B-2SPI STATUS WORDS Status, MachineAPPENDIX B-3 CHILLER SPI COMMANDSStatus, Machine APPENDIX B-4CHILLER SPI COMMANDS SPI STATUS WORDSParts Lists . . . . . . . . . . . . . . . .PD-6 PARTS/DIAGRAMSPC-1 Wiring Diagram . . . . . . . .PD-2 PC-2 Wiring Diagram . . . . . . . .PD-4PC-1 WIRING DIAGRAM PD-2UGH004/0999 JUMPER PD-3PC-1 CIRCUIT BOARD PC-1 CIRCUIT BOARDPC-2 WIRING DIAGRAM PD-4UGH004/0999 JUMPER PD-5PC-2 CIRCUIT BOARD PC-2 CIRCUIT BOARD