ESAB Mig 300i, Instruction Manual, Page: 16 / 24

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6 OPERATION
General safety regulations for the handling of the equipment can be found on
page 12 . Read through before you start using the equipment!
6.1 Connections and control devices
1 Connection for cooling unit, wire feed unit
or remote control unit
3 Connection for welding current cable (+)
(MMA welding)
2 Connection for return cable (--) 4 Mains voltage switch 1 / 0
6.2 Fan control
The power source has a time control that switches off the fans 6.5 minutes after
welding has stopped, the unit switches to energy--saving mode. The fans start again
when welding restarts.
The fans run at reduced speed for welding currents up to 110 A, and at full speed for
higher currents.
6.3 Overheating protection
The welding power source has overheating protection which operate if the
temperature becomes too high, When this occurs the welding current is interrupted
and a fault code is displayed on the control panel for the wire feed unit.
The overheating protection resets automatically when the temperature has fallen.
7 MAINTENANCE
Regular maintenance is important for safe, reliable operation.
Maintenance must be executed by a professional.
Only those persons who have appropriate electrical knowledge (authorized
personnel) may remove the safety plates.
Note!
All guarantee undertakings from the supplier cease to apply if the customer himself
attempts any work in the product during the guarantee period in order to rectify any
faults.
GB