Connecting Torch - Miller Electric DB1812R Owner's Manual

3-3. Connecting Torch

A. Connecting Torch When Using A Freestanding Coolant System
If applicable, install high-frequency unit.
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10
5
Tools Needed:
5/8, 7/8, 1-1/8 in
Y Turn Off welding power source and
cooling system power before in-
stalling torch.
1 Welding Power Source
2 Regulator/Flowmeter
3 Gas Cylinder
4 Gas Hose (Customer Supplied)
Obtain correct length with 5/8-18 right-hand
fittings.
1
7
12
5 Torch
6 Power Cable Adapter
7 Coolant Hose (Customer Supplied)
Obtain correct length with 5/8-18 left-hand
fittings.
8 Coolant-Out Of Torch/Power Cable
(Red)
Connect coolant-out of torch/power cable
to power cable adapter, and connect adapt-
er to weld output terminal.
2
6
8
9
9 Torch Gas Hose
10 Coolant-Into Torch Hose (Blue)
11 Cooling System
12 Work Clamp
Connect work clamp to a clean, paint-free
location on workpiece, close to weld.
Use wire brush or sandpaper to clean metal
at weld joint area.
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4
802 560
OM-1603 Page 5