Care, Maintenance And Disposal; General Remarks; At Every Start-Up; Monthly - Fronius Robacta TTW 4500 Operating Instructions Manual

Care, maintenance and disposal

General remarks

Regular preventive maintenance of the welding torch is essential for problem-
free operation. The welding torch is subjected to high temperatures. It therefore
requires more frequent maintenance than other components in the welding sys-
tem.
An electric shock can be fatal.
Before carrying out any work on the welding torch:
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At every start-
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up -
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Monthly

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NOTE!
Deposits inside the welding torch can cause high frequency arc-overs, thereby
damaging the torch
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Disposal

Dispose of in accordance with the applicable national and local regulations.
WARNING!
Switch the power source mains switch to the „O" position
Unplug power source from the mains
Put up an easy-to-understand warning sign to stop anybody inadvertently
switching it back on again
Check welding torch, hosepack and power connections for signs of damage
Check gas and water connections for leaks
Check that the cooling unit is working properly, monitor the water return le-
vel in the coolant container, vent the cooling unit if necessary
Check that the wearing parts are in perfect condition, clean wearing parts
before fitting them
If applicable, check filter in the cooling circuit for contamination.
Check that coolant is not contaminated. If contaminated, replace coolant
and rinse out welding torch several times through coolant flow and return
Dismantle the welding torch and check for deposits/contamination
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