Lincoln Electric IDEALARC SP-255 Service Manual page 17

A-8 A-8
INSTALLATION
CAUTION
The gun trigger switch connected to the gun trigger
control cable must be a normally open momentary
switch. The terminals of the switch must be insu-
lated from the welding circuit. Improper operation
of or damage to the SP-255 might result if this
switch is common to an electrical circuit other than
the SP-255 trigger circuit.
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IDEALARC SP-255
®