ESAB B Series Installation, Operation And Maintenance Manual page 14

SECTION 1
DANGER
!
CAUTION
CAUTION
!
1-10
Danger of Electric Shock.
Torch may be electrically active.
Turn off Plasma Power Console before
servicing.
Establish and adhere to preventive
maintenance. A composite program can be
established from recommended schedules.
Avoid leaving test equipment or hand tools on
machine. Severe electrical or mechanical
damage could occur to equipment or machine.
Extreme caution should be used when probing
circuitry with an oscilloscope or voltmeter.
Integrated circuits are susceptible to over
voltage damage. Power off before using test
probes to prevent accidental shorting of
components.
All circuit boards securely seated in sockets, all
cables properly connected, all cabinets closed
and locked, all guards and covers replaced
before power is turned on.
SAFETY