Carrier specifications 50PTH,PTV,PTD START-UP Checklist, Ii. Start-Up

Page 63

50PTH,PTV,PTD

START-UP CHECKLIST

CUSTOMER:___________________________

JOB NAME: _______________________________________

MODEL NO.:___________________________

SERIAL NO.:____________________

DATE:_________

I.PRE-START-UP

DOES THE UNIT VOLTAGE CORRESPOND WITH THE SUPPLY VOLTAGE AVAILABLE? (Y/N)

HAVE THE POWER AND CONTROL WIRING CONNECTIONS BEEN MADE AND TERMINALS TIGHT? (Y/N)

HAVE WATER CONNECTIONS BEEN MADE AND IS FLUID AVAILABLE AT HEAT EXCHANGER? (Y/N)

HAS PUMP BEEN TURNED ON AND ARE ISOLATION VALVES OPEN? (Y/N)

HAS CONDENSATE CONNECTION BEEN MADE AND IS A TRAP INSTALLED? (Y/N) IS AN AIR FILTER INSTALLED? (Y/N)

II.START-UP

IS FAN OPERATING WHEN COMPRESSOR OPERATES? (Y/N)

IF 3-PHASE SCROLL COMPRESSOR IS PRESENT, VERIFY PROPER ROTATION PER INSTRUCTIONS. (Y/N)

UNIT VOLTAGE — COOLING OPERATION

PHASE AB VOLTS

PHASE BC VOLTS

 

 

PHASE CA VOLTS

 

 

(if 3 phase)

 

 

 

(if 3 phase)

PHASE AB AMPS

 

PHASE BC AMPS

 

 

 

PHASE CA AMPS

CONTROL VOLTAGE

(if 3 phase)

 

 

 

(if 3 phase)

 

 

 

 

 

 

 

IS CONTROL VOLTAGE ABOVE 21.6 VOLTS? (Y/N)

 

.

 

 

IF NOT, CHECK FOR PROPER TRANSFORMER CONNECTION.

TEMPERATURES

FILL IN THE ANALYSIS CHART ATTACHED.

COAXIAL HEAT

COOLING CYCLE:

 

F

FLUID OUT

 

F

 

PSI

 

FLOW

EXCHANGER

FLUID IN

 

 

 

 

 

HEATING CYCLE:

 

F

FLUID OUT

 

F

 

PSI

 

FLOW

 

FLUID IN

 

 

 

 

AIR COIL

COOLING CYCLE:

 

F

AIR OUT

 

F

 

 

 

 

 

AIR IN

 

 

 

 

 

 

 

HEATING CYCLE:

 

F

AIR OUT

 

F

 

 

 

 

 

AIR IN

 

 

 

 

 

 

CL-1

Image 63
Contents Safety Considerations ContentsGeneral InstallationPhysical Data 50PTH, PTV, PTD026-072 Units 50PTH026-072 Dimensional Data Aux Electric Heat Disconnect Typical Installation 50PTH Unit50PTV Dimensional Data 50PTD Dimensional Data Back Discharge Side DischargeMove to Side Install Condensate DrainMount the Unit RotateTrap Condensate Drain Horizontal Unit PitchDrains field-installed Typical Ground-Water Piping InstallationWire Field Power Supply Water Quality GuidelinesMetal Hose Minimum Bend Radii 50PTH,PTV,PTD Electrical Data Sensor, Water Coil Freeze Protection Alarm Relay ContactsTrans RVSECM BM ECM Alarm Relay Contacts Discharge Temp Switch Relay/Contactor Coil A50-8363 8364 A50SPT LWTWshp Open Control A50-8571Rnet Wiring Specifications Field-Supplied Sensors for Wshp Open ControllerSPT Sensors A50-8443 Wire Field ControlsRnet Wiring Wire TerminalA50-8442 A50-8141A50-7764tf A50-8441CFM Adjust Settings Cooling SettingsDehumidificaton Mode Settings Heating SettingsBlower Performance Data PRE-START-UP Wshp Open Fan Only / Low Fan and Med Fan AirflowWshp Open High Fan Airflow Complete C Control Jumper Settings Deluxe D Control Jumper SettingsField Selectable Inputs Units with Modulating Hot Water Reheat HWR Option DIP Switch Block S2 Accessory 1 Relay OptionsDIP Switch Block S2 Accessory 2 Relay Options Humidistat/Dehumidistat Logic Deluxe D DIP Switch SettingsHWR Operating Modes Mode Input OutputOperating Limits 50PTH, PTV, PTD Units START-UPOperating Limits A50-8145 Water OutUnit Start-Up Cooling Mode Unit Start-Up Heating ModeWater Temperature Change Through Heat Exchanger Suction Discharge Super Sub Water Air Temp A50-8444 Unit Start-Up with Wshp Open Controls026 038 049 Unit 50PTH, PTV Water Temperature F GPMCoaxial Water Pressure Drop PTDUnits with Aquazone Complete C Control Approximate Fluid Volume gal Per 100 Ft of PipeAntifreeze Percentages by Volume OperationUnits with Wshp Open Multiple Protocol Page Page Complete C and Deluxe D Board System Test Complete C Control LED Code Fault DescriptionsLED Status Description of Operation Alarm Relay LED Fault Description CodeAquazone Deluxe D Control LED Indica Alarm RelayService Replacing the Wshp Open Controller’s Bat TroubleshootingRefrigerant Charging Air Coil Fan Motor RemovalKOhm 60.0 50.0 90.080.0 70.0Page Fault Description Solution ECM TroubleshootingA50-8448 ECM Pin ConnectorsA50-8447 ECM Troubleshooting Flow DiagramWshp Troubleshooting Fault Heating Cooling Possible Cause SolutionGood Practices Performance Monitor Code 7 Auto ResettingNo Fault Code Shown Over/Under VoltageLow Discharge Air Temperature in HeatingHigh Head Pressure Low Suction PressureSensor Appendix a Wshp Open Screen ConfigurationAlarm Status StatusConfiguration Appendix a Wshp Open Screen ConfigurationMaintenance System SettingsSchedule Appendix a Wshp Screen Open Configuration ServiceTest Configuration Service Point Name Password Editable Range Default LevelScreen Name Alarm Page Page Copyright 2010 Carrier Corporation II. START-UP 50PTH,PTV,PTD START-UP ChecklistA50-8450 Heating Cycle AnalysisCooling Cycle Analysis A50-8449