Table of Contents
Advertisement
-
-
-
-
-
-
-
-
-
-
-
-
-
-
A FD 000...131 - [text]: Fan (air-cooled) INV2 drive alarms - See drive manual for further
information.
To reset the alarm: with the alarm active (red flashing status area), switch off the power supply
to the dryer using the main switch, wait at least 60 seconds and then restore the power supply.
The status area turns steady red and the alarm can now be reset
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
DRYPOINT® RA VSD 800-2500
too high
Check supply voltage
A KD 017 - Internal Fault AL-038: Drive failure - Replace
A KD 019 - U phase Loss AL-30: Motor phase U missing - Check phase
A KD 020 - V phase Loss AL-31: Motor phase V missing - Check phase
A KD 021 - W phase Loss AL-32: Motor phase W missing - Check phase
A KD 023 - 24 V Supply Low AL-047: 24 V DC may be overloaded
Drive failure - Replace
A KD 024 - Mains Failure AL-036: Drive power supply failure
Check supply voltage
Replace drive
A KD 028 - Earth Fault AL-044: Discharge from output phases to ground
Check and correct the ground fault of the cables between the drive and the compressor.
Check the power supply line
A KD 029 - Drive Initialised AL-080: Drive parameters have been deleted
Contact the dealer to reset the factory parameters
A KD 100 - Gate Drive Voltage Fault_AL-046: Low control voltage
Check the power supply line
Check and correct wiring
Drive failure - replace the drive
A KD 125 - Current Limit_AL-059: Current is higher than the maximum allowed value
Excessive thermal load – restore nominal conditions
Low input voltage to the drive - Check that the supply voltage is within tolerance limits
Compressor failure - Replace
A KD nnn - [non included in the list]: Compressor Inverter Alarm
Drive failure - replace the drive
A FD 001 - Power board over temp_AL-029: The shutdown temperature of the heat sink
has been reached.
The room temperature is too high - restore nominal conditions.
Obstruction in the cooling air flow
Dirt or dust in the heat sink
Excessive motor load
Cooling fan failure – replace the drive
Check the electrical box filter cleaning.
Electrical box MCP fan failure - replace the fan
A FD 002 - Earth Fault_AL-014: Discharge from output phases to ground
Check and correct the ground fault of the cables between the drive and the compressor.
Check the power supply line
A FD 004 - Ctrl. World TO_AL-017: No communication with DMC55 controller
Check the cable connection between the two modules or replace the cable (M15
connector)
Drive failure - replace the drive
DMC55 power module failure - replace the module
A FD 005 - Over Current_AL-013: Output current limit exceeded.
Check the fan cable and electrical connections
Low input voltage to the drive - Check that the supply voltage is within tolerance limits
Power supply voltage drop
The condenser filter is dirty - clean it
Drive failure - replace the drive
A FD 007 - Motor thermistor over temperature_ AL-011: The thermistor, or the
thermistor connection, is disconnected.
Check and correct the internal thermal protection of the fan motor and their connection to
the fan driver. Wait 30 minutes, restart and check the correct dryer operation
A FD 008 - Motor ETR over temperature_AL-010: Motor overheated due to load
exceeding 100% for too long
Wait 30 minutes, restart and check the correct dryer operation
A FD 009 - Fan driver overloaded_AL-009: More than 100% load for too long
the room temperature is too high - restore nominal conditions.
condenser cleaning or any obstruction to the fan ventilation (condenser ducting is not
permitted).
Maintenance, troubleshooting, spare parts and dismantling
51
Advertisement
Table of Contents
Troubleshooting
