Manuals / Conair / Household Appliance / Air Conditioner

Conair Portable Chillers Series 1Water-Cooled (W1) and Air-Cooled Models (A1) withTIC Control

Models: UGH016/0500 Portable Chillers Series 1Water-Cooled (W1) and Air-Cooled Models (A1) withTIC Control

1 88

Download 88 pages 7.31 Kb

Page 41

Image 41

MAINTENANCE

●Maintenance Features . . . . . . . .5-2

●Warnings and Cautions . . . . . . .5-3

●Preventative Maintenance Schedule . . . . . . . . . . . . . . . . .5-4

●Checking the Refrigerant

Charge . . . . . . . . . . . . . . . . . . .5-6

●Cleaning the Evaporator or

Water-cooled Condenser . . . .5-7

●Cleaning the Air-cooled Condenser . . . . . . . . . . . . . . . .5-8

●Checking Electrical

Connections . . . . . . . . . . . . . .5-9 ● Checking Reservoir Level . . . .5-10

Series 1 Portable Chillers, TIC Control

UGH016/0500

5-1

Page 41

Image 41

Conair Portable Chillers Series 1Water-Cooled (W1) and Air-Cooled Models (A1) withTIC Control, UGH016/0500 Maintenance

Contents

Air-CooledModels A1 with TIC Control Series 1 Water-CooledW1 andInstallation Operation Maintenance TroubleshootingDate Manual Number UGH016/0500 Serial numbers Model numbers Power specifications Amps VoltsPhase Cycle DESCRIPTION TABLE OF CONTENTSINTRODUCTION TROUBLESHOOTING MAINTENANCEPARTS AND DIAGRAMS . . . . . . . . . . . .P/D-1 TABLE OF CONTENTSPurpose of the User Guide INTRODUCTIONHow the guide is organized Your responsibilities as a userYOUR RESPONSIBILITY AS A USER PURPOSE OF THE USER GUIDEHOW THE GUIDE IS ORGANIZED CAUTION Hot Surfaces WARNING Electrical hazardCAUTION Ventilation hazard READ THIS SO NO ONE GETS HURTPage DESCRIPTION WHAT IS THE PORTABLE CHILLER? Temperature TYPICAL APPLICATIONSLIMITATIONS Cooling loadDESCRIPTION HOW IT WORKS WATER-COOLED PORTABLE CHILLERProcess circulation HOW IT WORKS Refrigerant circulationWATER-COOLED CONT’DDESCRIPTION HOW IT WORKS AIR-COOLED PORTABLE CHILLERDESCRIPTION HOW IT WORKSAIR-COOLED PORTABLE CHILLER Water-cooledModels CHILLER FEATURESPORTABLE Air-cooledModels PORTABLE CHILLER FEATURES2-10 SPECIFICATIONSDimensions in mm Weight lb kgWeight lb kg Dimensions in mmDESCRIPTION MODEL2-12 PUMP CURVES60 HZ PUMP PERFORMANCE CURVES 50 HZ PUMP PERFORMANCE CURVESINSTALLATION CAUTION Lifting hazard UNPACKING THE BOXESCAUTION Ventilation hazard WARNINGS AND CAUTIONSCAUTION Hot Surfaces Available water source PREPARING FOR INSTALLATIONA grounded power source Connect the To Process valve and tubing on MAKING PROCESS PLUMBING CONNECTIONS3 Wrap threads with Mylar or Teflon tape Attach water hose to Fill/Drain valve FILLING THE CHILLEROpen the Fill/Drain valve and fill chiller Close the Fill/Drain valveFILLING THE CHILLER Change the minimum operating temperatureOpen the Fill/Drain valve and fill chiller Close the Fill/Drain valveSight glass CHECKING REFRIGERANT CHARGEWARNING Refrigerant hazard 2 Connect the power wires to the terminals CONNECTING THE MAIN POWER SOURCE4 Connect the ground wire to grounding lug WARNING Electrical hazard3-10 CHECKING ELECTRICAL CONNECTIONS5 Turn on main power source WARNING Electrical hazard1 Turn on main power source INITIALLY STARTING THE CHILLERWARNING Initial startup 2 Press the Start Chiller button3-12 STOPPING THE CHILLERTIC Control Features OPERATIONChanging Settings Changing Temperature ScaleOPERATION TIC CONTROL FEATURESWARNING Electrical hazard BEFORE STARTINGChecking electrical connections Checking process fluid level in the pump tankPress the Start Chiller button STARTING STOPPING THE CHILLERCHANGING THE SETPOINT TEMPERATURE CHANGING SETTINGSTemperature Setpoint Temperature ScaleCHANGING TO AUTO TUNE MODE CHANGING TEMPERATURE SCALE2 Press the Enter button 3 Press the Up/Down arrows4 Press the Menu button CHANGING AUTO TUNE MODE5 Use the Up/Down arrows to change 6 Press Enter button3 Press the Up/Down arrows SETTING THE TO PROCESS LOW LIMITMAINTENANCE MAINTENANCE FEATURES WARNING Electrical hazard WARNING AND CAUTIONSCAUTION Hot Surfaces WARNING: Refrigerant hazardDaily, or as often as needed PREVENTATIVE MAINTENANCE SCHEDULEWeekly, or as often as needed Checking electrical connectionsCleaning PREVENTATIVE MAINTENANCE SCHEDULECleaning process fluid strainer Cleaning the tank and float switchWARNING Refrigerant hazard CHECKING THE REFRIGERANT CHARGE1 Prepare a 5% solution of Phosphoric acid CLEANING THE EVAPORATOR OR WATER-COOLED CONDENSERBack-flushthe solution through the piping with fresh water after cleaningClean the dirty coils with a soft brush CLEANING THE AIR-COOLED CONDENSERcoil cleaner WARNING: Electrical hazard3 Inspect all wires and connections 1 Be sure the main power is disconnected5 Inspect the exterior power cords CHECKING ELECTRICAL CONNECTIONS5-10 CHECKING RESERVOIR LEVELDisconnect and lockout power to the chiller WARNING Electrical hazardTROUBLESHOOTING A FEW WORDS OF CAUTION BEFORE BEGINNINGWARNING Electrical hazard WARNING: Refrigerant hazardTIME IDENTIFYING THE CAUSE OF A PROBLEMAlarm Condition ANSWERING AN ALARMPump CompressorSymptom CONTROL PROBLEMSSolution Power is not reaching the chillerSymptom CONTROL PROBLEMSSolution There is a phase lossAlarm MECHANICAL CONDITIONSSolution Failed Level switchSolution AlarmSwitch any two of the three main power leads to the pumpAlarm Possible cause SolutionFaulty contactor Faulty overload moduleSOLUTION AlarmFaulty contactor Faulty overload moduleSolution AlarmSpecifications in the MECHANICAL CONDITIONSSolution AlarmFaulty water regulating valve Faulty pressure switchSolution Alarmfailed flow switch and The pressure switch isSolution SymptomContact Conair Service MECHANICAL CONDITIONS1 Disconnect and lockout power to the chiller CHECKING AND REPLACING SWITCHES3 Check the switch 4 Replace the switches as neededDisconnect and lockout power to the chiller REPLACING THE CONTACTORDisconnect the wiring from the contactor Reconnect the wiring and reconnect power1 Disconnect and lockout power to the chiller CHECKING AND REPLACING THE5 Disconnect the RTD wiring from the 7 Install the new RTD1 Disconnect and lockout power to the chiller REPLACING THE TEMPERATURE CONTROLLER2 Snap the Temperature Controller board out 4 Contact Conair Service for the temperature1 Disconnect and lockout power to the chiller REPLACING OVERLOAD MODULES4 Disconnect auxiliary wiring to the module 6 Install the new moduleDisconnect and lockout power to the chiller REPLACING FUSESRestore power to the chiller WARNING Electrical hazardRemove the bolts connecting the pump REMOVING PUMP COMPONENTSRemove the pump assembly Inspect, clean, and replace pump partsTIME CHECKING PRESSURE SWITCHESLocate the pressure switch Check the control signal in the electrical panel4 Check the continuity within the switch CHECKING PRESSURE SWITCHESCONT’D DescriptionPage HOW TO CONTACT CUSTOMER SERVICE WE’RE HERE TO HELPCALL BEFORE YOUA-2 SERVICE INFORMATION WARRANTY INFORMATION EQUIPMENT GUARANTEE PERFORMANCE WARRANTYWARRANTY LIMITATIONS Date Maintenance Item MAINTENANCE LOGSuction pressure Evaporator water out temperature Condenser Water Temperature, In/OutPage PRESSURE Evaporator and PipingPressure Drops TABLESTABLES PRESSUREAPPENDIX C-2 W1-1.5Setting CONTROL SETTINGSDisplay ParameterPage P/D-1 PARTS & DIAGRAMSPart Number Description RECOMMENDED SPARE PARTSP/D-2 Motor Starter Protector 20.0-25.0A RECOMMENDED SPARE PARTSPart Number Description Part Number Description 20973003 Flowtect, Flow Switch, Evap CircuitRECOMMENDED SPARE PARTS 29213105 TXV 2 ton Water- and Air-cooled RECOMMENDED SPARE PARTSPart Number Description Condenser Fan Motor, 1/2HP, 575V, 60Hz, for A1-7.5 RECOMMENDED SPARE PARTSPart Number Description