Connecting Optional Spool Gun - Hobart Handler 190 Technical Manual

3-12. Connecting Optional Spool Gun

Spool Gun
Ç Ç Ç Ç
6
MIG Gun
.
Be sure that gun end is tight against drive assembly.
Incorrect
Gun Not Seated
10
TM-260 273 Page 14
7
3
1
4
Exposed O-rings will cause
shielding gas leakage.
8
9
5
2
4
4
Correct
Gun Fully Seated
1 Drive Assembly
2 Spool Gun
3 Gun Securing Thumbscrew
4 Gun End
Loosen thumbscrew. Insert end
through opening until it bottoms
against drive assembly. Tighten
thumbscrew.
Spool gun must be inserted
completely to prevent leakage of
shielding gas.
5 Gun Trigger Plug
Insert plug into receptacle, and
tighten threaded collar.
6 Spool Gun/MIG Gun Switch
Place switch in Spool Gun position.
7 Polarity Changeover Terminal
Block
To make proper polarity connection,
see welding power source Owner's
Manual.
Close door.
8 Wire Feed Speed Control
Wire feed speed is controlled by
welding power source Wire Speed
control (see welding power source
Owner's Manual or door chart for
appropriate setting).
9 Voltage Control
Arc voltage is controlled by welding
power source Voltage control (see
welding power source Owner's
Manual or door chart
appropriate setting).
10 Trigger
Press trigger to energize welding
power source contactor, start
shielding gas flow, and begin wire
feed.
260 573-A
Handler 190
for