Hobart Welding Products 625 - Manual (Page 16)

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A complete Parts List is available at www.HobartWelders.com
OM-926 Page 12
4-6. Connecting Work Clamp and Gas/Air Supply
1 Work Clamp
2 Workpiece
Connect work clamp to a clean,
paint-free location on workpiece, as
close to cutting area as possible.
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Use only clean, dry air with 90
to 120 psi (621 to 827 kPa)
pressure. Prevent moisture
from entering air supply at
extreme cold temperatures.
3 Gas/Air Inlet Opening
4 Hose
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Hose must have a minimum
inside diameter of 3/8 in
(9.5 mm).
5 Teflon Tape
Obtain hose with 1/4 NPT right-
hand thread fitting. Wrap threads
with teflon tape (optional) or apply
pipe sealant, and install fitting in
opening. Route hose to gas/air
supply.
Or
Install supplied quick connect male
1/4 in NPT pipe fitting.
Connect female quick connect
fitting to pipe fitting.
Route hose to gas/air supply.
Y Incorrect plasma gas can
cause torch and power
source damage. Use only air
or nitrogen for the plasma
gas.
Tools Needed:
5/8, 1-1/8 in
From Gas/Air Supply
Ref. 801 319-C / Ref. 803 221
Rear of Unit
1
2
5
3
4
AIR/N
2
90-120 psi