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Page Check Optional Pumpout Compressor WaterPiping..................................53 CheckReliefValves.............................53 InspectWiring...................................53 CarrierComfortNetworkInterface...............54 CheckStarter ...................................54 • MECHANICAL STARTER • BENSHAW, INC. RediStart MICROTM SOLID-STATE STARTER Oil Charge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Power Up the Controls and Check the Oil Heater . . . . . . . . . . . . . . . . . . . . . . . . . . 55 • SOFTWARE VERSION SoftwareConfiguration .........................55 Input the Design Set Points . . . . . . . . . . . . . . . . . . . . . 55 Input the Local Occupied Schedule (OCCPC01S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 Input Service Configurations. . . . . . . . . . . . . . . . . . . . 55 • PASSWORD • INPUT TIME AND DATE • CHANGE CVC CONFIGURATION IF NECESSARY • TO CHANGE THE PASSWORD • TO CHANGE THE CVC DISPLAY FROM ENGLISH TO METRIC UNITS • MODIFY CONTROLLER IDENTIFICATION IF NECESSARY • INPUT EQUIPMENT SERVICE PARAMETERS IF NECESSARY • CHANGE THE BENSHAW, INC., RediStart MICRO SOFTWARE CONFIGURATION IF NECESSARY • VERIFY VFD CONFIGURATION AND CHANGE PARAMETERS IF NECESSARY • VFD CHILLER FIELD SET UP AND VERIFICATION • VFD CONTROL VERIFICATION (Non-Running) • VFD CONTROL VERIFICATION (Running) • CONFIGURE DIFFUSER CONTROL IF NECESSARY • MODIFY EQUIPMENT CONFIGURATION IF NECESSARY PerformaControlTest..........................62 • COOLER CONDENSER PRESSURE TRANSDUCER AND WATERSIDE FLOW DEVICE CALIBRATION Check Optional Pumpout System ControlsandCompressor.....................63 HighAltitudeLocations.........................63 ChargeRefrigerantIntoChiller..................63 • CHILLER EQUALIZATION WITHOUT A PUMPOUT UNIT • CHILLER EQUALIZATION WITH PUMPOUT UNIT • TRIMMING REFRIGERANT CHARGE INITIALSTART-UP............................ 64-66 Preparation ..................................... 64 Page Dry Run to Test Start-Up Sequence . . . . . . . . . . Check Motor Rotation . . . . . . . . . . . . . . . . . . . . . . . . Check Oil Pressure and Compressor Stop . . . To Prevent Accidental Start-Up. . . . . . . . . . . . . . . Check Chiller Operating Condition . . . . . . . . . . . Instruct the Customer Operator . . . . . . . . . . . . . . • COOLER-CONDENSER • OPTIONAL PUMPOUT STORAGE TANK AND PUMPOUT SYSTEM • MOTOR COMPRESSOR ASSEMBLY • MOTOR COMPRESSOR LUBRICATION SYSTEM • CONTROL SYSTEM • AUXILIARY EQUIPMENT . . . 64 . . . 65 . . . 65 . . . 65 . . . 65 . . . 65 • DESCRIBE CHILLER CYCLES • REVIEW MAINTENANCE • SAFETY DEVICES AND PROCEDURES • CHECK OPERATOR KNOWLEDGE • REVIEW THE START-UP, OPERATION, AND MAINTENANCE MANUAL OPERATING INSTRUCTIONS . . . . . . . . . . . . . . . . . .66,67 Operator Duties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 PreparetheChillerforStart-Up .................66 To Start the Chiller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66 ChecktheRunningSystem ..................... 66 ToStoptheChiller .............................. 66 AfterLimitedShutdown......................... 66 PreparationforExtendedShutdown ............66 AfterExtendedShutdown....................... 67 Cold Weather Operation. . . . . . . . . . . . . . . . . . . . . . . . . 67 Manual Guide Vane Operation. . . . . . . . . . . . . . . . . . . 67 RefrigerationLog ...............................67 PUMPOUT AND REFRIGERANT TRANSFER PROCEDURES............................. 67-71 Preparation ..................................... 67 OperatingtheOptionalPumpoutUnit........... 67 • TO READ REFRIGERANT PRESSURES Chillers with Storage Tanks . . . . . . . . . . . . . . . . . . . . . 69 • TRANSFER REFRIGERANT FROM PUMPOUT STORAGE TANK TO CHILLER • TRANSFER REFRIGERANT FROM CHILLER TO PUMPOUT STORAGE TANK Chillers with Isolation Valves. . . . . . . . . . . . . . . . . . . . 70 • TRANSFER ALL REFRIGERANT TO CHILLER CONDENSER VESSEL • TRANSFER ALL REFRIGERANT TO CHILLER COOLER VESSEL • RETURN CHILLER TO NORMAL OPERATING CONDITIONS GENERALMAINTENANCE....................71,72 RefrigerantProperties .......................... 71 AddingRefrigerant.............................. 71 RemovingRefrigerant........................... 71 AdjustingtheRefrigerantCharge...............71 RefrigerantLeakTesting........................ 71 LeakRate.......................................71 Test After Service, Repair, or Major Leak. . . . . . . . 71 • TESTING WITH REFRIGERANT TRACER • TESTING WITHOUT REFRIGERANT TRACER • TO PRESSURIZE WITH DRY NITROGEN Repair the Leak, Retest, and Apply Standing Vacuum Test . . . . . . . . . . . . . . . . . . . . . . . . 72 CheckingGuideVaneLinkage ..................72 TrimRefrigerantCharge......................... 72 WEEKLYMAINTENANCE........................ 72 ChecktheLubricationSystem .................. 72 SCHEDULEDMAINTENANCE ................ 73-75 ServiceOntime.................................. 73 Inspect the Control Panel . . . . . . . . . . . . . . . . . . . . . . . 73 Check Safety and Operating Controls Monthly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 ChangingOilFilter.............................. 73 OilSpecification ................................ 73 Oil Changes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 • TO CHANGE THE OIL RefrigerantFilter................................ 73 OilReclaimFilter................................ 73 InspectRefrigerantFloatSystem ...............74 Inspect Relief Valves and Piping . . . . . . . . . . . . . . . . 74 Compressor Bearing and Gear Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 CONTENTS (cont) 3PDF Image | 19XR,XRV Hermetic Centrifugal Liquid Chillers 50/60 Hz With PIC II Controls and HFC-134a
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