OPERATING INSTRUCTIONS for
F-14-395
April, 1995
HELIARC 350 AC/DC ANALOG METER KIT MODULE
P/N 680628
F-14-395 4/95 1C
This module is designed for installation in the Heliarc 350/Basic Heliarc 306 Power Supply,P/N
680620. The voltmeter and ammeter provide direct accurate indication of AC and DC open-
circuit and welding voltage, and welding current. The meter module is completely self-contained
and designed for easy plug-in, bolt-on installation in the upper-left corner of the power supply
front panel.
To do this, remove the existing blank plate covering the meter location -- save the hardware.
Remove the tywrapped harness meter plug (seven-pin, P11) attached to the rear of the blank
plate and connect it to the matching seven-pin header in the meter module p.c. board. Secure
the module to the power supply using "saved" mounting hardware.
F-14-395