.
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OM-260 274 Page 14
SECTION 5
−
INSTALLATION
!
Special installation may be
required where gasoline or
volatile liquids are present
−
see NEC Article 511 or CEC
Section 20.
!
Do not move or operate unit
where it could tip.
1
Line Disconnect Device
Locate unit near correct input power
supply.
5-1. Selecting A Location
1
18 in
(460 mm)
18 in
(460 mm)
Location And Airflow
250 3322-B / ST-139 445-E
5-2. Installing Nozzle, Contact Tip, And Adapter
Ref. 243 839-A
!
Turn off welding power
source.
1
Nozzle
2
Contact Tip
3
Tip Adapter
.
Wire size stamped on tip
−
check
and match wire size.
Tools Needed:
8 mm
Head
Tube
8 mm
1
3
2
5-3. Installing Work Clamp
258 550-A
1
2
3
4
5
6
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.
.
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