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.
A complete Parts List is available at www.HobartWelders.com
5-3. Installing Work Clamp
.
Connection hardware must be tightened with proper tools. Do not just
hand tighten hardware. A loose electrical connection will cause poor weld
performance and excessive heating of the work clamp.
Tools Needed:
10 mm
5-4. Process/Polarity Table
Process
GMAW − Solid wire with shielding
gas
FCAW − Self-shielding wire − no
shielding gas
5-5. Changing Polarity
1
OM-258 267 Page 14
2
1
Polarity
DCEP − Reverse polarity
DCEN − Straight Polarity
2
6
5
4
3
Cable Connections
Cable To Gun
Connect to positive (+) output
terminal
Connect to negative (−) output
terminal
1
Work Clamp
2
Work Cable From Unit
3
Screw
4
Flat Washer
5
Lock Washer
6
Nut
Route work cable through hole in
clamp handle. Secure cable with
hardware as shown.
258 550-A
Cable To Work
Connect to negative (−) output ter-
minal
Connect to positive (+) output termi-
nal
1
Lead Connections For Direct
Current Electrode Negative
(DCEN)
2
Lead Connections For Direct
Current Electrode Positive
(DCEP)
Always read and follow wire
manufacturer's
recommended
polarity, and see Section 5-4.
Close door.
258 321-A
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Troubleshooting
