Maintenance; Safety Precautions; Input Filter Capacitor Discharge Procedure; Routine Maintenance - Lincoln Electric INVERTEC V155-S 11327 Operator's Manual

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SAFETY PRECAUTIONS

WARNING
ELECTRIC SHOCK
• Have an electrician install and serv-
ice this equipment.
• Turn the input power off at the fuse
box, disconnect supply lines and
allow machine to sit for five minutes
minimum to allow the power capaci-
tors to discharge before working
inside this equipment.
• Do not touch electrically hot parts.
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INPUT FILTER CAPACITOR
DISCHARGE PROCEDURE
WARNING
For any maintenance or repair operations it is recom-
mended to contact the nearest technical service cen-
ter or Lincoln Electric. Maintenance or repairs per-
formed by unauthorized service centers or personnel
will null and void the manufacturers warranty.
WARNING
The machine has internal capacitors which are
charged to a high voltage during power-on conditions.
This voltage is dangerous and must be discharged
before the machine can be serviced. Discharging is
done automatically by the machine each time the
power is switched off. However, you must allow the
machine to sit for at least 5 minutes to allow time for
the process to take place.
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ROUTINE MAINTENANCE

The frequency of the maintenance operations may
vary in accordance with the working environment.
Any noticeable damage should be reported immedi-
ately.
• Check cables and connections integrity. Replace, if
necessary.
• Clean the power source inside by means of low -
pressure compressed air.
• Keep the machine clean. Use a soft dry cloth to
clean the external case, especially the airflow inlet /
outlet louvers.

MAINTENANCE

Do not open this machine and do not introduce any-
can kill.
thing into its openings. Power supply must be discon-
nected from the machine before each maintenance
and service. After each repair, perform proper tests to
ensure safety.
Power supply must be disconnected from the machine
before each maintenance and service. Always use
gloves in compliance with the safety standards.
V155-S
WARNING
CAUTION
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