Carrier 48JC04-06, Инструкции по обслуживанию и техническому обслуживанию

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E-19 Compressor Phase Current
Foldback Timeout
Reg.79|81 Bit2 Check if the compressor is operating outside the
specified speed range.
E-20 Compress Power Module
Temperature Foldback Timeout
Reg.79|81 Bit3 Compressor phase current  foldback protection
value (for 30 seconds).
Check if the compressor is operating outside the
specified speed range.
E-21 AC Input Current Foldback Timeout Reg.79|81 Bit4 1. Check that the line voltage is no more than 15%
below the specified voltage for the drive.
2. Check the compress is operating within specified
limits.
3. If problem persists, replace the drive.
E-22 DLT Temperature Timout Reg.79|81 Bit5 1. Check the DLT/Scroll Thermistor connection.
2. Check the compressor is operating within specified
limits.
E-23 Auto Config Communication
Timeout
Reg.79|81 Bit6 Baud rate or Parity of the system controller not
matching with drive. Check whether system controller
is working, the Power Cycle the drive.
E-24 Modbus Communication Lost Reg.79|81 Bit7 1. Check Modbus communication cable connections.
2. Check the communications parameters are set
right.
3. Power cycle the drive.
4. If problem persists. replace the drive.
E-25 DLT High Temp Reg.79|81 Bit8 1. Check the DLT/Scroll Thermistor connection.
2. Check the compressor is operating within specified
limits.
E-27 Board Temperature High Reg.79|81 Bit10 1. Verify proper airflow over the heatsink of the drive.
Remove any obstructions.
2. Check that the compressor is operating within
specified limits.
3. Check the mounting screws on the drive, make
sure they are tight.
4. If the problem still persists replace the drive.
E-28 Compressor Power Module
Temperature High
Reg.79|81 Bit11 1. Verify proper airflow over the heatsink of the drive.
Remove any obstructions.
2. Check that the compressor is operating within
specified limits.
3. Check the mounting screws on the drive, make
sure they are tight.
4. If the problem still persists replace the drive.
E-31 Comms to DSP Communication
Lost
Reg.79|81 Bit14 1. Check Modbus communication cable connections.
2. Check the communication parameters are set
right.
3. Power cycle the drive.
4. If problem persists replace the drive.
E-33 Compressor Phase Current
Imbalance
Reg.82|84 Bit0 1. Verify proper airflow over the heatsink of the drive.
Remove any obstructions.
2. Check that the compressor is operating within
specified limits.
3. Check the mounting screws on the drive, make
sure that they are tight.
4. If the problem still persists replace the drive.
E-35 Micro Electronic Fault Reg.82|84 Bit2 1. DSP self-check error, restart the drive fault should
go away.
2. If problem persists replace the drive.
E-39 Compressor Model Configuration
Error
Reg.82|84 Bit6 1. Compressor model and configuration code do not
match.
2. Check the setting on the Digital switches
E-40 High Pressure Sensor Type
Configuration Error
Reg.82|84 Bit7 1. Pressure sensor and configuration code do not
match.
2. Check the setting on the Digital switches
E-41 Compressor U-Phase
OverCurrent/Sensor Fault
Reg.82|84 Bit8 1. Check the U/V/W connections on the drive side
and compressor side.
2. Check the compressor motor windings.
E-42 Compressor V-Phase
OverCurrent/Sensor Fault
Reg.82|84 Bit9 1. Check the U/V/W connections on the drive side
and compressor side.
2. Check the compressor motor windings.
E-43 Compressor W-Phase
OverCurrent/Sensor Fault
Reg.82|84 Bit10 1. Check the U/V/W connections on the drive side
and compressor side.
2. Check the compressor motor windings.
E-51 DLT Temp Sensor Open or Short
Fault
Reg.83|85 Bit2 1. Check the DLT/Scroll Thermistor connection.
2. Check the compressor is operating within specified
limits.
Table 16 — Converter Board Error Codes (cont)
ERROR CODE FAULT DESCRIPTION DRIVE MODBUS REGISTER ACTION/CAUSE