Thermal Arc 161 STL, Service Manual

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OPERATION THERMAL ARC 161STL, 201TS
Manual 0-5148 4-11 Operation
Nuisance tripping should not occur on a 50A 208/230V
outlet for both STICK & LIFT TIG/HF TIG Modes.
Art# A-09787
15 Amp Outlet
20 Amp Outlet
Output Scale for 115V
Output Scale for 230V
Figure 4-6: Current Control for 161STL
Art # A-10098
15 Amp Outlet
20 Amp Outlet
Output Scale for 115V
Output Scale for 230V
Figure 4-7: Current Control for 201TS
4.07 Victor Regulator
Flow gauge regulator (Figure 4-8) attached to the cylinder
valve reduce high cylinder pressures to suitable low work-
ing pressures for welding, cutting, and other applications.
FLOW GAUGE
HIGH PRESSURE
GAUGE (SUPPLY)
INLET
CONNECTION
OUTLET
CONNECTION
PRESSURE
ADJUSTING
SCREW
A-09414_AB
Figure 4-8: Victor CS Regulator
!
WARNING
Use the regulator for the gas and pressure for
which it is designed. NEVER alter a regulator
for use with any other gas.
Art # A-09845
Figure 4-9: Regulator to Cylinder Valve
1. Before opening the cylinder valve, turn the regula-
tor adjusting screw counter-clockwise until there
is no pressure on the adjusting spring and the
screw turns freely.
!
WARNING
Stand to the side of the cylinder opposite the
regulator when opening the cylinder valve.
Keep the cylinder valve between you and the
regulator. For your safety, NEVER STAND IN
FRONT OF OR BEHIND A REGULATOR WHEN
OPENING THE CYLINDER VALVE!
2. Slowly and carefully open the cylinder valve (Fig-
ure 4-10) until the maximum pressure shows on
the high pressure gauge.