Care, Maintenance And Disposal; General Remarks; At Every Start-Up; Every 2 Months - Fronius TimeTwin Digital Operating Instructions Manual

Care, maintenance and disposal

General remarks

Under normal operating conditions, the power sources need only a minimum of
care and maintenance. However, to ensure continued trouble-free operation of
your welding installation for years to come, there are a few basic points that you
should observe:
Danger from an electrial shock.
An electric shock can be fatal. Before opening up any of the units:
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At every start- -
up
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NOTE!
Air inlets and outlets must never be covered, not even partially.

Every 2 months

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Every 6 months

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NOTE!
Risk of damage to electronic components.
Do not bring the air nozzle too close to electronic components.
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Disposal

Dispose of in accordance with the applicable national and local regulations.
WARNING!
shift the mains switch into the "O" position
disconnect it from the mains
put up a clearly legible and easy-to-understand warning sign to stop anybody
inadvertently switching it back on again
using a suitable measuring instrument, check to make sure that electrically
charged components (e.g. capacitors) have been discharged
The housing-screws provide a suitable PE conductor connection for earthing
(grounding) the housing. These screws must NOT be replaced by any other
screws which do not provide a reliable PE conductor connection.
Check mains plug, mains cable, welding torch, interconnecting hosepack and
grounding (earthing) connection for damage
Check that the device has an all-round clearance of 0.5 m (1ft. 8in.) to ensu-
re that cooling air can flow and escape unhindered
If present: clean air filter
Dismantle device side panels and clean inside of device with dry reduced
compressed air
If a lot of dust has accumulated, clean the cooling-air ducts
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