Tweco 251 Thermal Arc Fabricator - Manual (Page 39)

FABRICATOR 251
Manual No. 0-4847 4-1 OPERATION
SECTION 4:
OPERATION
WARNING
DO NOT TOUCH the electrode wire while it is being fed through the system. The electrode wire will be at
welding voltage potential.
4.01 Power Supply Controls, Indicators and Features
Weldskill
13V - 16V
17V - 21V
22V - 31V
A/V
Thermal Overload Indicator
Wire Feed Speed Control
Power On/Off Switch
Coarse Voltage Selector Switch
Fine Voltage Selector Switch
Spool Gun Gas Outlet
Spool Gun Interface
Amphenol Receptacle
Gun Polarity Lead
Digital Display
Voltage / Amp
Selection Button
Gun Switch
Amphenol
Receptacle
Front Panel
Access Hole
Torch
Art # A-07034_AB
Positive Welding
Terminal
Negative Welding
Terminal
Figure 4-1: Fabricator Controls