ABB MigRob 500 Product Manual page 14

Fault Description
code
8 Low battery voltage +3 V, (welding data unit)
Battery voltage too low. If the battery is not replaced, all stored data will be lost.
This fault does not disable any functions.
Action: Send for a service technician to replace the battery.
8 +15 V power supply, (power unit)
The power supply is too high or too low.
Action: Send for a service technician.
9 - -15 V power supply, (power unit)
The power supply is too high or too low.
Action: Send for a service technician.
10 +24 V power supply
The power supply is too high or too low.
Action: Send for a service technician.
12 Communication error (warning)
The load on the system's CAN--bus is temporarily too high.
The power unit / wire feed unit has lost contact with the welding data unit.
Action: Check that all the equipment is correctly connected.
If the fault persists, send for a service technician.
14 Communication error
The system's CAN--bus has temporarily stopped working due to the load being too high.
The current welding process stops.
Action: Check that all the equipment is correctly connected. Turn off the mains power
supply to reset the unit. If the fault persists, send for a service technician.
15 Messages lost
The microprocessor is unable to process incoming messages sufficiently quickly and
information has been lost.
Action: Turn off the mains power supply to reset the unit. If the fault persists, send for a
service technician.
18 Lost contact
The welding data unit has lost contact with the power unit.
The current welding process stops.
Action: Check the cables. If the fault persists, send for a service technician.
19 Memory error in battery- -supplied data memory RAM
The battery has lost voltage
Action: Turn off the mains power supply to reset the unit. The welding data unit is reset.
The settings are in English, with MIG/MAG, DIP/SPRAY, Fe, CO2, 1.2 mm
20 Non- -permitted set values stored in RAM
Non--permitted values have been discovered at start--up. Delete all data contained in the
welding data unit.
Action: Turn off the mains power supply to reset the unit. The welding data unit is reset.
The settings are in English, with MIG/MAG, DIP/SPRAY, Fe, CO2, 1.2 mm
21 Incompatible set values stored in RAM
Non--permitted welding data combinations have been specified.
Action: Turn off the mains power supply to reset the unit. If the fault persists, send for a
service technician.
22 Transmitter buffer overflow
The welding data unit does not manage to transmit information to the other units
sufficiently quickly.
Action: Turn off the mains power supply to reset the unit.
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