Carrier 48/50PD05 manual Fault Codes, 101---105, 201---206

Page 87

 

 

APPENDIX B - VFD INFORMATION (CONT)

 

 

Table 41 — FAULT CODES

 

 

 

FAULT

FAULT NAME IN PANEL

DESCRIPTION AND RECOMMENDED CORRECTIVE ACTION

CODE

 

 

 

 

 

1

OVERCURRENT

Output current is excessive. Check for excessive motor load, insufficient acceleration time (parameters 2202

 

ACCELER TIME 1, default 30 seconds), or faulty motor, motor cables or connections.

 

 

 

 

 

2

 

Intermediate circuit DC voltage is excessive. Check for static or transient over voltages in the input power supply,

 

DC OVERVOLT

insufficient deceleration time (parameters 2203 DECELER TIME 1, default 30 seconds), or undersized brake chopper

 

 

(if present).

 

 

 

3

DEV OVERTEMP

Drive heat sink is overheated. Temperature is at or above 115_C (239_F). Check for fan failure, obstructions in the air

 

flow, dirt or dust coating on the heat sink, excessive ambient temperature, or excessive motor load.

 

 

 

 

 

4

SHORT CIRC

Fault current. Check for short---circuit in the motor cable(s) or motor or supply disturbances.

 

 

 

5

OVERLOAD

Inverter overload condition. The drive output current exceeds the ratings.

 

 

 

6

DC OVERVOLT

Intermediate circuit DC voltage is not sufficient. Check for missing phase in the input power supply, blown fuse, or

 

under voltage on main circuit.

 

 

 

 

 

7

Al1 LOSS

Analog input 1 loss. Analog input value is less than AI1 FLT LIMIT (3021). Check source and connection for analog

 

input and parameter settings for AI1 FLT LIMIT (3021) and 3001 AI<MIN FUNCTION.

 

 

 

 

 

8

Al2 LOSS

Analog input 2 loss. Analog input value is less than AI2 FLT LIMIT (3022). Check source and connection for analog

 

input and parameter settings for AI2 FLT LIMIT (3022) and 3001 AI<MIN FUNCTION.

 

 

 

 

 

9

MOT OVERTEMP

Motor is too hot, as estimated by the drive. Check for overloaded motor. Adjust the parameters used for the estimate

 

(3005 through 3009). Check the temperature sensors and Group 35 parameters.

 

 

 

 

 

10

 

Panel communication is lost and either drive is in local control mode (the control panel displays LOC), or drive is in

 

PANEL LOSS

remote control mode (REM) and is parameterized to accept start/stop, direction or reference from the control panel.

 

To correct check the communication lines and connections. Check parameter 3002 PANEL COMM ERROR,

 

 

 

 

parameters in Group 10: Command Inputs and Group 11:Reference Select (if drive operation is REM).

 

 

 

11

ID RUN FAIL

The motor ID run was not completed successfully. Check motor connections.

 

 

 

12

MOTOR STALL

Motor or process stall. Motor is operating in the stall region. Check for excessive load or insufficient motor power.

 

Check parameters 3010 through 3012.

 

 

 

 

 

13

RESERVED

Not used.

 

 

 

14

EXT FAULT 1

Digital input defined to report first external fault is active. See parameter 3003 EXTERNAL FAULT 1.

 

 

 

15

EXT FAULT 2

Digital input defined to report second external fault is active. See parameter 3004 EXTERNAL FAULT 2.

 

 

 

16

EARTH FAULT

The load on the input power system is out of balance. Check for faults in the motor or motor cable. Verify that motor

 

cable does not exceed maximum specified length.

 

 

 

 

 

17

UNDERLOAD

Motor load is lower than expected. Check for disconnected load. Check parameters 3013 UNDERLOAD FUNCTION

 

through 3015 UNDERLOAD CURVE.

 

 

 

 

 

18

THERM FAIL

Internal fault. The thermistor measuring the internal temperature of the drive is open or shorted. Contact Carrier.

 

 

 

19

OPEX LINK

Internal fault. A communication---related problem has been detected between the OMIO and OINT boards. Contact

 

Carrier.

 

 

 

 

 

20

OPEX PWR

Internal fault. Low voltage condition detected on the OINT board. Contact Carrier.

 

 

 

21

CURR MEAS

Internal fault. Current measurement is out of range. Contact Carrier.

 

 

 

22

SUPPLY PHASE

Ripple voltage in the DC link is too high. Check for missing main phase or blown fuse.

 

 

 

23

RESERVED

Not used.

 

 

 

24

 

Motor speed is greater than 120% of the larger (in magnitude) of 2001 MINIMUM SPEED or 2002 MAXIMUM SPEED

 

OVERSPEED

parameters. Check parameter settings for 2001 and 2002. Check adequacy of motor braking torque. Check

 

 

applicability of torque control. Check brake chopper and resistor.

 

 

 

25

RESERVED

Not used.

 

 

 

26

DRIVE ID

Internal fault. Configuration block drive ID is not valid.

 

 

 

27

CONFIG FILE

Internal configuration file has an error. Contact Carrier.

 

 

 

28

 

Field bus communication has timed out. Check fault setup (3018 COMM FAULT FUNC and 3019 COMM FAULT

 

SERIAL 1 ERR

TIME). Check communication settings (Group 51 or 53 as appropriate). Check for poor connections and/or noise on

 

 

line.

 

 

 

29

EFB CON FILE

Error in reading the configuration file for the field bus adapter.

 

 

 

30

FORCE TRIP

Fault trip forced by the field bus. See the field bus reference literature.

 

 

 

31

EFB 1

Fault code reserved for the EFB protocol application. The meaning is protocol dependent.

 

 

 

32

EFB 2

Fault code reserved for the EFB protocol application. The meaning is protocol dependent.

 

 

 

33

EFB 3

Fault code reserved for the EFB protocol application. The meaning is protocol dependent.

 

 

 

34

MOTOR PHASE

Fault in the motor circuit. One of the motor phases is lost. Check for motor fault, motor cable fault, thermal relay fault ,

 

or internal fault.

 

 

 

 

 

35

OUTP WIRING

Error in power wiring suspected. Check that input power wired to drive output. Check for ground faults.

 

 

 

101---105

SYSTEM ERROR

Error internal to the drive. Contact Carrier and report the error number.

 

 

 

201---206

SYSTEM ERROR

Error internal to the drive. Contact Carrier and report the error number.

 

 

 

48/50PD

87

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Contents Table of Contents What to do if you smell gas Safety ConsiderationsBasic Control Usage GeneralScrolling Marquee Mode and Menu Display Structure System Pilott and Touch Pilot DevicesCCN Tables and Display START-UP Condenser Fans and Motors Power SupplyInternal Wiring Evaporator FanControls Quick SET-UP CCN Communication AccessoriesTimeclock Setting an Occupied Time Schedule Weekdays Only for 730 toFan Status Filter StatusFan Test Service TestProgramming Operating Schedules Independent OutputsControls Operation Third Party ControlModes Unit ConfigurationOccupancy Determination General Operating SequenceIndoor Fan Operation Compressor OperationOutdoor Fan Operation Economizer OperationUnoccupied Free Cooling Indoor Air Quality IAQ Cooling Modes Cool Supply Air Set Point Demand Control Ventilation Ventilation ModeFor all units with Economizers For units with Enthalpy ControlHeating Modes Gas Heat Start-Up Supply-Air Temperature Sensor SATTemp Comp Strt Heat Factr TCS.H Temperature Compensated StartSetting Up the System Temp Comp Strt Cool Factr TCS.CDemand Limit Carrier Comfort Network Ccnr ConfigurationComplete Unit Stoppage TroubleshootingAlarm Handling Restart ProcedureCommunication Failures Alarms and AlertsAlarm Code A154 Serial Eeprom Hardware Failure Alert Code T073 Outdoor Air Temperature Thermistor FailureAlert Code T074 Space Temperature Thermistor Failure Alert Code T075 Supply Air Temperature Thermistor FailureAlarm Code A404 Fire Shutdown Alarm Code T155 Serial Eeprom Storage Failure ErrorAlarm Code A156 Critical Serial Eeprom Storage Fail Error Alarm Code A200 Linkage Timeout Comm FailureAlert Code T416 OAQ Input Out of Range Alert Code T415 IAQ Input Out of RangeComfortLink Alarm Codes Cooling Troubleshooting Cooling Service Analysis Digital Scroll Controller DSC TroubleshootingDSC Red LED Flash Codes Flash Code 4 ⎯ Locked RotorEconomizer Service Analysis Economizer TroubleshootingHeating Troubleshooting Variable Frequency Drive VFD TroubleshootingPhase Loss Protection IGC Service Analysis Logic Flash IGC Board LED Alarm CodesElectric Heat Service Analysis LEDThermistor/Temperature Sensor Check Thermistor TroubleshootingAir Temperatures Refrigerant TemperaturesTransducer Troubleshooting Forcing Inputs and OutputsSensor Trim Temp Voltage Resistance Drop Temp Voltage Resistance Temp F Drop Degree C Degree F Psig Major System ComponentsGeneral Pressure Voltage48PD Control Wiring Schematic 50PD Control Wiring Schematic 48/50PD Power Wiring Schematic and Legend Typical Unit Component Arrangement Main Base Board MBB SettingFIL.S MBB ConnectionsEconomizer Control Board ECB Center of the board. Do not change this settingRM.OC ECB ConnectionsCommunication Modulation Board AUX1CMP.A Digital Scroll Control Board DSCVariable Frequency Drive VFD Variable Frequency Drive VFDIntegrated Gas Control IGC Board Integrated Gas Control IGC BoardTB1 Low Voltage Terminal StripCarrier Comfort Network Ccnr Interface Accessory Navigatort DisplayField-Installed Accessories Scrolling Marquee DisplaySpace Temperature Sensor Averaging Space Temperature Sensor T-58Space Temperature Sensor Averaging Service Routine Cleaning of Round-Tube Coil Surfaces CleaningCoil Maintenance and Cleaning Recommendation Periodic Clean Water RinseMain Burner 48PD Condensate Drain PanFilters Outdoor-Air Inlet ScreensEvaporator Fan Service and Replacement Evaporator Fan Performance AdjustmentLubrication Evaporator Fan Belt Tension Adjustment Variable Frequency Drive VFD ReplacementCondenser-Fan Adjustment Refrigerant Charge Economizer Operation During Power FailureVerify Sensor Performance EvacuationElevation Natural GAS Propane Gas Valve AdjustmentPuronR Refrigerant Altitude Compensation 48PG03-07Protective Devices High AltitudeMain Burners Filter DrierCompressor Sound Shield Replacement PartsDiagnostic LEDs Relief DevicesAppendix a Local Display and CCN Tables Mode RUN StatusGeneric = CCN StrtAlrmdisp = CCN OnlyMode Service Test Mode TemperaturesMode Pressures Mode Inputs Mode SET PointsOutputs Mode OutputsMode Configuration MOT.H HT.TYHTR MRT.HII.FN IA.CFIA.FN II.CFSAT.C TrimSPT.C SPT.TCCN only Tables Mode Time ClockMode Operating Modes AQ.DV OK.HTACT.H EN.LOTABLE/SUB---TABLE Status Mode AlarmsExpansion Range Default CCN CCN Point CCN Write Expansion Range UnitsVFD Terminal Designations Appendix B VFD InformationVFD Configurations Start Up with Assistant Standard Display ModeVFD Operation VFD ModesDrive Parameter Backup Mode Parameters ModeStart-Up Assistant Mode Changed Parameters ModeVFD Diagnostics Heat Sink VFD MaintenanceCorrecting Alarms HistoryFault Codes 101---105201---206 1003 10001001 1002Alarm Codes Maintenance IntervalsMaintenance Interval Main Fan Replacement Control Panel CleaningBattery Replacement Airflow Appendix C START-UP DataFan Performance 48PDD05 Vertical Units Fan Performance 48PDE05 Vertical UnitsFan Performance 48PDD06 Vertical Units CFM Fan Performance 48PDE06 Vertical UnitsRpm Bhp 1500 Available External Static Pressure in. wgFan Performance 48PDD05 Horizontal Units Fan Performance 48PDE05 Horizontal UnitsBhp Rpm 1026 1086 1144 1199 1253 Fan Performance 48PDD06 Horizontal UnitsFan Performance 48PDE06 Horizontal Units Fan Performance 50PD06 Vertical Units Fan Performance 50PD05 Vertical UnitsBhp Rpm 1500 Fan Performance 50PD05 Horizontal UnitsGeneral Notes for FAN Performance Data Tables Appendix D Additional START-UP Data Indicate Unit Settings below Control SET Point and Configuration LOGCCN Point Entry 103 104 PRE-START-UP Unit START-UP Checklist106

48/50PD05 specifications

The Carrier 48/50PD05 is a remarkable addition to Carrier's lineup of rooftop units, offering advanced cooling and heating solutions for commercial applications. Designed for medium-sized buildings, this unit is well-suited for both new installations and as a replacement for older systems, thanks to its versatile features and efficient performance.

One of the standout features of the 48/50PD05 is its energy efficiency. It incorporates state-of-the-art technology to achieve high Seasonal Energy Efficiency Ratios (SEER) and EER ratings, reducing operational costs while delivering superior comfort. The unit is also compliant with the latest energy regulations, making it an environmentally friendly choice for building owners concerned about sustainability.

The 48/50PD05 is equipped with a highly efficient scroll compressor, which not only enhances performance but also contributes to quiet operation. This is a significant advantage in commercial spaces where noise levels need to be kept in check for comfort and productivity. Additionally, the unit includes advanced airflow design, ensuring even distribution of conditioned air throughout the space.

Technologically, the Carrier 48/50PD05 features Carrier's Infinity Control system, which allows for precise control of indoor climate. This intelligent control mechanism can be integrated with smart building management systems, enabling users to monitor and manage energy use effectively. Wi-Fi connectivity is also available, providing remote access for real-time adjustments and diagnostics.

Durability is another characteristic of the 48/50PD05. Constructed with high-quality materials, the unit withstands various environmental conditions, ensuring longevity and reliability. Moreover, the modular design facilitates easy maintenance, making service procedures efficient and cost-effective.

In addition to cooling, the Carrier 48/50PD05 offers heating capabilities, often utilizing gas or electric heating options that can be tailored to the specific needs of a building. The unit can also be equipped with integrated economizers, allowing for free cooling during suitable outdoor conditions, further enhancing energy savings.

Overall, the Carrier 48/50PD05 stands out as a high-performance HVAC solution that combines efficiency, technology, and durability. It provides building owners with a versatile tool to ensure comfort while minimizing their environmental footprint. With a strong emphasis on energy savings and advanced control features, this rooftop unit is a smart investment for any commercial property.
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