Heat
Circuit Breaker or
Selector
Slow Blow Fuse
Low 15
amp
High 20
amp
Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the product described.
Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or
property damage! Retain instructions for future reference.
IN212800AV 7/99
Operating Instructions & Parts Manual
Model WG2020
Wire Feed
Arc Welder
BUILT TO LAST
TM
The Campbell Hausfeld WG2020 is a 70
amp, single phase 115 volt input, wire
feed arc welding machine equipped
with infinite wire speed control to
accurately select proper wire feed rate
needed for various welding conditions.
Internal components are
thermostatically protected.
This welding system is designed for use
with the Flux Core Arc Welding (FCAW)
or the Gas Metal Arc Welding (GMAW)
process. As delivered from the factory,
this welder can weld with .024” (.6mm)
to .035” (.9mm) diameter wire. A starter
spool of flux-cored wire is included.
1
2
4
5
6
3
1. Work Clamp - connect to work piece.
2. Wire Feed Gun
3. Power Cord - plug into 115 volt
outlet.
4. On/Off Switch - illuminates if
thermostat has automatically shut
unit off.
5. Infinite Wire Speed Control - turns
clockwise to increase wire speed and
counterclockwise to decrease wire
speed.
6. Heat Selector - Selects welding
power. Four selections are possible;
low 1, low 2, high 1 and high 2.
Danger means a
hazard that will
cause death or serious injury if the
warning is ignored.
Warning means a
hazard that could
cause death or serious injury if the
warning is ignored.
Caution means a
hazard that may
cause minor or moderate injury if the
warning is ignored. It also may mean a
hazard that will only cause damage to
property.
NOTE:
Note means any additional
information pertaining to the product
or its proper usage.
Figure 1 -
Welder Components
and Controls
See page 7 for supply cable
replacement instructions.
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SSURANCE
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Need
Assistance?
Call Us First!
1-800-746-5641
Unpacking
All welding accessories for the
welder are inside the wire feed
compartment. Lift and remove wire
feed cover to find handle,
workclamp, etc.
When unpacking,
inspect carefully for any damage that may
have occurred during transit. Make sure
any loose fittings and screws, etc. are
tightened before putting unit into service.
This equipment
requires a dedicated
115 volt circuit. Refer to the following
chart for correct circuit breaker or fuse
rating. Do not run other appliances, lights
or tools on this circuit while operating
this equipment. Extension cords are not
recommended. Blown fuses and tripped
circuit breakers can result from failure to
comply with this recommendation.
Description
CIRCUIT REQUIREMENTS
COMPONENTS AND CONTROLS
General Safety
For parts, product & service information
visit
www.campbellhausfeld.com
