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OM-659 Page 5
3-4. Installing Optional Cylinder Rack And Shielding Gas Cylinders
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.
BUILDUP OF SHIELDING GAS can harm
health or kill.
• Shut off shielding gas supply when not in use.
TILTING OF TRAILER can result in
personal injury or equipment damage.
• Use adequate blocks or lifting device to support
hitch end while pivoting trailer jack into position (see
Section 3-1).
• Use trailer jack to obtain desired height and to
support tongue weight while installing cylinder rack
and cylinders. warn4.1 9/91 / rwarn1.1* 3/93
ST-800 013-C
Support trailer with jack. Apply
parking brake.
1 Cylinder Rack
Install rack on frame as shown. Se-
cure rack with 1/2-13 x 1-1/2 in
hardware. Tighten hardware to 75 ft
lb (100 N
.
m).
Install shielding gas cylinder as
follows:
2 Clamp
Pull back clamp to release. Install
cylinder in rack.
Adjust clamp by turning clamp
clockwise to tighten or counter-
clockwise to loosen.
Close clamp to secure cylinder. If
necessary, readjust clamp so cylin-
der is secure.
3/4 in
13/16 in
1
2
Tools Needed:
End View – Latch Open End View – Latch Closed
Shielding Gas Cylinder
Adjust latch tension
so cylinder is
secure.
Figure 3-5. Installing Cylinder Rack And Shielding Gas Cylinders