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8.0 Periodic Maintenance & Troubleshooting
The working environment and amount of use the machine receives should
be taken into consideration when planning maintenance frequency of your
Smootharc Advance III welder.
Preventative maintenance will ensure trouble-free welding and increase the
life of the machine and its consumables.
8.1
Power Source Maintenance
• Check electrical connections of unit at least twice a year.
• Clean oxidised connections and tighten.
• Inner parts of machine should be cleaned
with a vacuum cleaner and soft brush.
• Do not use any pressure-washing devices.
• Do not use compressed air as pressure may
pack dirt even more tightly into components.
• Only authorised electricians should carry
out repairs and internal servicing.
8.2 Fault Troubleshooting
Fault maintenance with Error code
No.
Description
Err 01
Inverter short circuit or protection
Err 02
The temperature is too high
Err 07
Communication alarm of CAN
Reason
Inverter board field transistor damaged
Poor grid connection of inverter board
field transistor
Inverter temperature out of limit
Over temperature protection
Communication issues of CAN
BOC Smootharc Advance III MIG 425R & 555R Operating manual
Solutions
Restart the power, if error persists,
consult the BOC Service Agent
Wait a few minutes for the machine to cool down
Check the cable connection between power supply
and wire feeder
If the error persists, consult the BOC Service
Repair Agent
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