Carrier 30RAP010-060 specifications Controls, Start-Up, Operation, Service, and Troubleshooting

Page 1

30RAP010-060 AQUASNAP® Air-Cooled Chillers with COMFORTLINK™ Controls

Controls, Start-Up, Operation, Service, and Troubleshooting

CONTENTS

Page SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . .2 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-18 Conventions Used in this Manual. . . . . . . . . . . . . . . . . . . .3 Basic Controls Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 CONTROLS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-44 General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Main Base Board (MBB) . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Energy Management Module (EMM) . . . . . . . . . . . . . . . .19 Current Sensor Board (CSB) . . . . . . . . . . . . . . . . . . . . . . .19 AUX Board (AUX) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Expansion Valve Board (EXV) . . . . . . . . . . . . . . . . . . . . . .19 Enable/Off/Remote Contact Switch . . . . . . . . . . . . . . . . .19 Emergency On/Off Switch . . . . . . . . . . . . . . . . . . . . . . . . . .19 Board Addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19 Control Module Communication . . . . . . . . . . . . . . . . . . . .19 Carrier Comfort Network® (CCN) Interface . . . . . . . . . .19 Sensors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20

•COOLER LEAVING FLUID SENSOR

•COOLER ENTERING FLUID SENSOR

•COMPRESSOR RETURN GAS TEMPERATURE SENSOR

•OUTDOOR-AIR TEMPERATURE SENSOR (OAT)

•DISCHARGE TEMPERATURE THERMISTOR (DTT)

•REMOTE SPACE TEMPERATURE SENSOR OR DUAL

LEAVING WATER TEMPERATURE SENSOR

Energy Management Module . . . . . . . . . . . . . . . . . . . . . . .29

Loss-of-Cooler Flow Protection. . . . . . . . . . . . . . . . . . . . .29

Electronic Expansion Valves (EXV) . . . . . . . . . . . . . . . . .29

Capacity Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29

•MINUTES LEFT FOR START

•MINUTES OFF TIME

•LEAD/LAG DETERMINATION

•CAPACITY CONTROL OVERRIDES

Head Pressure Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32

Operation of Machine Based on Control Method

and Cooling Set Point Selection Settings. . . . . . . . .32

Cooling Set Point Select. . . . . . . . . . . . . . . . . . . . . . . . . . . .33

Low Sound Mode Operation . . . . . . . . . . . . . . . . . . . . . . . .34

Heating Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Service Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Optional Factory-Installed Hydronic Package. . . . . . .34

Cooler Pump Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34

Cooler Pump Sequence of Operation . . . . . . . . . . . . . . .35

Configuring and Operating Dual Chiller Control . . . .36

Temperature Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38

Demand Limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42

•DEMAND LIMIT (2-Stage Switch Controlled)

•EXTERNALLY POWERED DEMAND LIMIT (4 to 20 mA Controlled)

•DEMAND LIMIT (CCN Loadshed Controlled)

Cooling Set Point (4 to 20 mA). . . . . . . . . . . . . . . . . . . . . .43 Digital Scroll Option . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44

•DIGITAL SCROLL OPERATION

•DIGITAL COMPRESSOR CONFIGURATION

PRE-START-UP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44,45

Page

System Check. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

START-UP AND OPERATION . . . . . . . . . . . . . . . . . . . . 45,46

Actual Start-Up. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Check Refrigerant Charge. . . . . . . . . . . . . . . . . . . . . . . . . 45

Operating Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

•TEMPERATURES

•LOW AMBIENT OPERATION

•VOLTAGE — ALL UNITS

OPERATION SEQUENCE . . . . . . . . . . . . . . . . . . . . . .46,47 SERVICE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47-63

Electronic Components . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

• CONTROL COMPONENTS

Electronic Expansion Valve (EXV) . . . . . . . . . . . . . . . 47

EXV Troubleshooting Procedure . . . . . . . . . . . . . . . . . . . 47

•FIELD SERVICING INSTRUCTIONS

•VALVE REPLACEMENT

•VALVE REASSEMBLY

Compressor Replacement. . . . . . . . . . . . . . . . . . . . . . . . . . 49 Cooler. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

•BRAZED-PLATE COOLER HEAT EXCHANGER REPLACEMENT

•BRAZED-PLATE COOLER HEAT EXCHANGER

CLEANING

Oil Charge. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Microchannel Heat Exchanger (MCHX)

Condenser Coil Maintenance and Cleaning

Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Check Refrigerant Feed Components . . . . . . . . . . . . . . 50

•FILTER DRIER

•MOISTURE-LIQUID INDICATOR

•MINIMUM LOAD VALVE

•PRESSURE RELIEF DEVICES

Check Unit Safeties . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

•HIGH-PRESSURE SWITCH

•PRESSURE TRANSDUCERS

•COOLER FREEZE-UP PROTECTION

•HEATER CABLE

•WINTER SHUTDOWN

Thermistors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Pressure Transducers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Chilled Water Flow Switch. . . . . . . . . . . . . . . . . . . . . . . . . . 53

Strainer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Condenser Fans. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Motormaster® V Controller . . . . . . . . . . . . . . . . . . . . . . . . . 58

•GENERAL OPERATION

•CONFIGURATION

•DRIVE PROGRAMMING

•EPM CHIP

•LOSS OF CCN COMMUNICATIONS

•REPLACING DEFECTIVE MODULES

Hydronic Package . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

MAINTENANCE. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63,64

Recommended Maintenance Schedule . . . . . . . . . . . . . 63

Microchannel Heat Exchanger (MCHX)

Condenser Coil Maintenance and Cleaning

Recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . 64-73

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Catalog No. 04-53300067-01

Printed in U.S.A.

Form 30RAP-2T

Pg 1

12-10

Replaces: 30RAP-1T

Page 1 Page 2
Image 1
Page 1 Page 2
Contents Contents Controls, Start-Up, Operation, Service, and TroubleshootingSafety Considerations ContentsBasic Controls Usage GeneralUnit Sizes Unit Nominal Capacity TonsAccessory Navigator Display Module SET Inputs Outputs Configuration Time Operating Alarms Mode RUN Service TemperaturesScrolling Marquee Display Menu Structure TestStrt Run Status Mode and Sub-Mode DirectoryVers SUB-MODE Keypad Display SUB-ITEM Comment Entry ExpansionSUB-MODE Keypad Display Comment Entry Expansion Test Service Test Mode and Sub-Mode DirectoryOuts CmpaPressure Mode and Sub-Mode Directory Temperature Mode and Sub-Mode DirectorySet Points Mode and Sub-Mode Directory Outputs Mode and Sub-Mode Directory Inputs Mode and Sub-Mode DirectorySUB-MODE Keypad Display Comment Entry Expansion EXV Configuration Mode and Sub-Mode DirectorySUB-MODE Keypad Display Comment Entry Expansion Unit OPT1OPT2 SUB-MODE Keypad Display CommentXXX XXX.X ΔF Date Time Clock Mode and Sub-Mode DirectoryDST Alarms Mode and Sub-Mode Directory Operating Mode and Sub-Mode DirectoryOperating Modes Mode Item Expansion DescriptionControl Module Communication ControlsCarrier Comfort Network CCN Interface Thermistor Designations CCN Communication Bus WiringStatus Inputs Output RelaysAUX AlmrCCB CHCA30-4963 A30-4962Typical Control Box for 30RAP035-060 A30-4964Typical Wiring Schematic, 30RAP018-030 Units Power Wiring A30-4966 Typical Wiring Schematic, 30RAP018-030 Units Control Wiring5283 Typical Wiring Schematic, 30RAP035-060 Units Power WiringA30-5284 Typical Wiring Schematic, 30RAP035-060 Units Control WiringA30-4968 A30-4967Page CEPL130351 30RAP Unit Size Control Capacity Steps Capacity % Deadband MultiplierOperating Envelope for R-410A Compressor A30-4969A30-4970 Cooling Set Point Select30RAP Unit Size FAN Stages Control Methods and Cooling Set Points Optional Factory-Installed Hydronic PackControl Occupancy Cooling SET Point Select Clsp Type State CCN→PM1E = YES Configuring and Operating Dual Chiller Con Rset Dual Chiller Configuration Master Chiller ExampleNumber PartSUB-MODE Keypad Entry Display Item Expansion Comments Rset Slave Complete Dual Chiller Configuration Slave Chiller ExampleMenu Configuration of 4 to 20 mA Cooling Set Point Control To 20 mA ResetConfiguring Return Temperature Reset Configuring Outdoor Air and Space Temperature ResetMode Keypad SUB Display RED LED Entry ModeOutdoor-Air Temperature Reset To 20-mA Demand Limiting Item Expansion Comment Entry Configuration Configuring Demand LimitPRE-START-UP System CheckA30-4978 START-UP and Operation30RAP Minimum Cooler Flow Maximum Cooler Flow Size Operating Limitations Temperature Limits for Standard 30RAP UnitsOperation Sequence Unit Size 30RAElectronic Components ServiceEXV Steps Unit Size 30RAP EXV StepsElectronic Expansion Valve Details A30-4971Unit Torque Specification Compressor Replacement Refer to FigCooler A30-4972Check Refrigerant Feed Components Oil ChargeA30-4974 A30-4973LWT Check Unit Safeties Factory Settings, High-Pressure Switch FixedUnit Cutout CUT-IN Thermistor Well Temp Voltage Resistance Drop 100,260 143 Drop 86K Thermistor vs Resistance DTTA30-499 A30-4975A30-4976 AccsyP50 Fault History Last 8 faults P51 Software version A30-4977 Mode Nominal Voltage Control Input Start JumperTB1-TB2 TB13A-TB2Fault Codes Motormaster V Program Parameters for Operating Modes Parameters Description ModePID Replacement Modules MaintenanceReplacement Replacement Part Module Troubleshooting 30RAP Unit Cutout CUT-IN Size Advanced Scroll Temperature Protection LabelSymptoms Cause Remedy TroubleshootingT051 Alarm and Alert CodesT110 T153 T197 CCN Alert GENERATED?CSB EMMCompressor Stuck on Failure Alarms Page SUB-MODE Display Item Description Comment Appendix a Display TablesView RUNStrt Appendix a Display TablesVers Pressures Mode and Sub-Mode Directory Cool SUB-MODE Display Item Description Range CommentHead FRZGEN.O SUB-MODE Display Item Description Comment HP.B HP.AEXV.B EXV.ARset Bcst Date SUB-MODE Display Item Description Comment TimeDST HOL.LHD.19 HD.30 SCH.L SUB-MODE Display Item Description Comment SCH.NPER.1 PER.2PER.7 PER.6PER.8 Rcrn CrntHist CCN Display Tables Aunit General Unit Parameters Appendix B CCN TablesCCN Display Tables Circaan Circuit a Analog Parameters Description Value Units Point Name ForcibleCCN Display Tables Circban Circuit B Analog Parameters Appendix B CCN TablesCCN Configuration Tables OPTIONS1 Options 1 Configuration CCN Configuration Tables Unit Unit ConfigurationDescription Value Default Units Point Name CCN Display Tables Options Unit ParametersCCN Configuration Tables Schedovr Timed Override Setup CCN Configuration Tables OPTIONS2 Options 2 ConfigurationCCN Configuration Tables Mmconf Motormaster Configuration CCN Configuration Tables Display Marquee Display SetupCCN Service Tables Service Description Value Point Name Description Value Units Point NameDescription Version Value CCN Maintenance Tables AlarmsCCN Maintenance Tables PM-PUMP CCN Maintenance Tables Runtest CCN Maintenance Tables Dualchil Setting Appendix C Factory Settings for Pump and Manual StartersOptional BACnet Communications Wiring Appendix D Optional Bacnet Communications WiringTable a SW3 Protocol Switch Settings For MS/TP Appendix D Optional Bacnet Communications WiringTable B Baud Selection Table DS8 DS7 DS6 DS5 DS4 DS3Specification Recommmendation Table C MS/TP Wiring RecommendationsAWG CL2PRmcorp Wiring Specifications Recommended Vendors and Part NumbersCMP RUN LED Error LED Status Table E LED Status IndicatorsLED Status Table G Network Points List Control Mode108 109 30RAP Maintenance Interval Requirements Appendix E Maintenance Summary and LOG SheetsWeekly Quarterly30RAP Weekly Maintenance Log Appendix E Maintenance Summary and LOG SheetsUnit Section Action Entry 30RAP Monthly Maintenance LogPSI 113 30RAP Seasonal Shutdown LogCopyright 2010 Carrier Corporation Remove and use for Job File Project Information START-UP Checklist for 30RAP Liquid ChillerII. Preliminary Equipment Check Design InformationStart and Operate Machine. Complete the Following III. Unit Start-UpDual Chiller Control Only Record Software Versions Mode RUN StatusOPTIONS1 Options Configuration Unit Configuration SettingsSubmode Item Expansion Display Entry OPT1CCN CCN Network Configuration OPTIONS2 Options ConfigurationHP.A Head Pressure Cmp. Delta Configuration HP.B Head Pressure Cmp. Delta ConfigurationEXV.B Circuit B EXV Configuration EXV.A Circuit a EXV ConfigurationMM Motormaster Configuration Settings EXV.BSlct Setpoint and Ramp Load Configuration Rset Reset Configuration SettingsSetpoint Entry Expansion SUB-MODE Keypad Display Comment
Related manuals
Manual 40 pages 58.51 Kb

30RAP010-060 specifications

The Carrier 30RAP010-060 is a series of rooftop air conditioning units designed for effective climate control in commercial applications. Engineered with advanced technologies, these units are known for their reliability, energy efficiency, and ease of installation, making them a suitable choice for a range of settings including offices, retail spaces, and industrial facilities.

One of the standout features of the 30RAP series is its robust construction. Designed to withstand various environmental conditions, these units come equipped with a weather-resistant cabinet and a corrosion-resistant finish. This durability ensures long-term performance and reduced maintenance costs.

Energy efficiency is a significant characteristic of the Carrier 30RAP series. These units utilize advanced technologies such as a high-efficiency compressor and variable speed fans. The inclusion of economizers also contributes to energy savings by allowing the system to take advantage of outdoor air when the conditions are favorable. With high SEER (Seasonal Energy Efficiency Ratio) ratings, the 30RAP units help businesses reduce operating costs while minimizing their environmental footprint.

The 30RAP series is equipped with smart control systems that provide enhanced operational efficiency and comfort. With features such as programmable thermostats and remote access capabilities, building managers can easily monitor and adjust the system to maintain optimal indoor climate conditions. Additionally, the units are compatible with building automation systems, allowing for seamless integration into a larger HVAC network.

The installation process of the Carrier 30RAP010-060 is streamlined thanks to a compact design and lightweight construction, which simplifies the transportation and placement on rooftops. Moreover, the unit's modular components facilitate easy access for maintenance and repairs, minimizing downtime and improving overall reliability.

In summary, the Carrier 30RAP010-060 series stands out for its combination of durability, energy efficiency, and advanced control technologies. It is an ideal solution for businesses seeking reliable climate control systems that balance performance with cost-effectiveness. Whether for new installations or replacements, these rooftop units provide the necessary flexibility and efficiency needed in today’s commercial environments. With strong backing from Carrier, a leader in HVAC technology, the 30RAP series ensures lasting comfort and operational efficiency.
Top Page Image Contents