Section 2 - Installation; Installing Work Clamp; Installing Gas Supply - MAC TOOLS MW150K Owner's Manual

2-1. Installing Work Clamp

1
5

2-2. Installing Gas Supply

WARNING
CYLINDERS can explode if damaged.
Keep cylinders away from welding and other
electrical circuits.
Never touch cylinder with welding electrode.
Always secure cylinder to running gear, wall, or
other stationary support.
A . Installing Safety Chain
6
Tools Needed:
B . Installing Regulator/Flow Gauge
Obtain gas cylinder and chain to
running gear, wall, or other station-
ary support.
1 Cap
2 Cylinder Valve
Remove cap, stand to side of valve,
and open valve slightly. Gas flow
blows dust and dirt from valve.
Close valve.
3 Cylinder (CO shown)
2
4 CO O-Ring
2
SECTION 2 – INSTALLATION
6
2
3
4
Figure 2-1. Installing Work Clamp
5
Figure 2-2. Installing Safety Chain
7
5
Tools Needed:
6
1-1/8, 5/8 in
Figure 2-3. Installing Supplied Regulator/Flow Gauge
Tools Needed:
3/8, 7/16 in
BUILDUP OF SHIELDING GAS can harm
health or kill.
Shut off shielding gas supply when not in use.
1
3
4
1
4
2
3
ssb3.1* 12/92 – ST-154 583 / ST-154 623 / Ref. ST- 800 746
1 Insulator
2 Bolt
3 Smaller Hole
4 Work Clamp Tabs
Bend tabs around work cable.
5 Work Cable From Unit
6 Nut
Ref. ST-025 190-C
1 Cylinder Bracket As Shipped
2
2 S-Hook
Crimp between small hole in
bracket and chain.
3 Chain
4 Snap
Crimp onto open end of chain.
5 Cylinder Bracket For Large
Gas Cylinder
6 Gas Fitting
ST-160 791
5 Regulator/Flow Gauge
Install so face is vertical.
6 Gas Hose Connection
Install gas hose between flow
Gauge and welding power source.
Flow rate is set to 20 cfh (cubic feet
per hour).
7 Adapter
Install adapter between regulator/
flow gauge and cylinder when using
argon or mixed shielding gas.
OM-154 500 Page 2
warn4.1 9/91