Lincoln Electric IM998 INVERTER ARC 120 - Manual (Page 17)

D-1 MAINTENANCE D-1
INVERTER ARC™ 120
SAFETY PRECAUTIONS
ELECTRIC SHOCK can kill.
• 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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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.
Do not open this machine and do not introduce any-
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.
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WARNING
WARNING
CAUTION