Maintenance, care and disposal
General
099-005504-EW501
20.11.2015
91
6
Maintenance, care and disposal
DANGER
Improper maintenance and testing
The equipment may only be cleaned, repaired or tested by specialist, skilled persons! A
skilled person is one who, due to training, knowledge and experience, is able to
recognise the dangers that can occur during testing of this equipment as well as
possible subsequent damage and who is able to implement the required safety
procedures.
• Complete all tests given in the chapter below!
• Only put the equipment back into operation following a successful test.
Risk of injury from electric shock!
Cleaning machines that are not disconnected from the mains can lead to serious
injuries!
• Disconnect the machine completely from the mains.
• Remove the mains plug!
• Wait for 4 minutes until the capacitors have discharged!
Repair and maintenance work may only be performed by qualified authorised personnel; otherwise the
right to claim under warranty is void. In all service matters, always consult the dealer who supplied the
machine. Return deliveries of defective equipment subject to warranty may only be made through your
dealer. When replacing parts, use only original spare parts. When ordering spare parts, please quote the
machine type, serial number and item number of the machine, as well as the type designation and item
number of the spare part.
6.1
General
When used in the specified environmental conditions and under normal operating conditions, this
machine is largely maintenance-free and requires a minimum of care.
There are some points, which should be observed, to guarantee fault-free operation of your welding
machine. Among these are regular cleaning and checking as described below, depending on the pollution
level of the environment and the length of time the unit is in use.
6.2
Maintenance work, intervals
6.2.1
Daily maintenance tasks
• Check that all connections and wearing parts are hand-tight and tighten if necessary.
• Check that all screw and plug connections and replaceable parts are secured correctly, tighten if
necessary.
• Remove any spatter.
• Clean the wire feed rollers on a regular basis (depending on the degree of soiling).
6.2.1.1 Visual inspection
• Check hose package and power connections for exterior damage and replace or have repaired by
specialist staff as necessary!
• Mains supply lead and its strain relief
• Gas tubes and their switching equipment (solenoid valve)
• Other, general condition
6.2.1.2 Functional test
• Check correct mounting of the wire spool.
• Welding current cables (check that they are fitted correctly and secured)
• Gas cylinder securing elements
• Operating, message, safety and adjustment devices (Functional test)
