Maintenance, care and disposal
General
099-008598-EW501
04.04.2016
23
6
Maintenance, care and disposal
DANGER
Do not carry out any unauthorised repairs or modifications!
To avoid injury and equipment damage, the unit must only be repaired or modified by
specialist, skilled persons!
The warranty becomes null and void in the event of unauthorised interference.
• Appoint only skilled persons for repair work (trained service personnel)!
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
6.2.1.1
Visual inspection
• Supply lines and their strain relief fittings
• Other, general condition
6.2.1.2
Functional test
• Operating, message, safety and adjustment devices (Functional test)
6.2.2
Monthly maintenance tasks
• Clean surfaces and glass with a damp cloth (do not use aggressive cleaning agents)!
6.2.2.1
Visual inspection
• Casing damage (front, rear and side walls)
6.2.3
Annual test (inspection and testing during operation)
The welding machine may only be tested by competent, capable personsl. A capable person is
one who, because of his training, knowledge and experience, is able to recognise the dangers
that can occur while testing welding power sources as well as possible subsequent damage and
who is able to implement the required safety procedures.
For more information refer to the "Warranty registration" brochure supplied and our information
regarding warranty, maintenance and testing at
A periodic test according to IEC 60974-4 "Periodic inspection and test" has to be carried out. In addition
to the regulations on testing given here, the relevant local laws and regulations must also be observed.
