Operation; Front Control Panel; Section 4 Operation - Thermal Dynamics C-70A CUTSKILL Service Manual

SECTION 4:

OPERATION

4.01 Front Control Panel

AC Power
Indicator
I
"On / Off"
Switch
O
Torch Switch
Latch Button
Air Set
Button
Work Lead
Connection
Art # A-04430
A. Indicator Lamp
• Power Indicator
Lights when primary power switch is turned
on.
• TEMPERATURE Indicator
Indicator is normally OFF. Indicator is ON
when internal temperature exceeds normal
limits.
• Air Error Indicator
This indicator lights when there is not enough
air pressure to operate the power supply.
NOTE
It is possible to have enough air pressure to op-
erate the power supply but not enough air flow
to operate the torch.
• Torch Switch Latch Indicator
This indicator lights when the Torch Switch
Latch Button has been pressed for continuous
cutting.
Operation
Overheating
Indicator
Air Error Indicator
70A
Torch Switch
Latch Indicator
Current Control
Knob
A
Air Vents
Torch
Connection
B. Buttons
• Torch Switch Latch Button
For continuous cutting performance. Depress
this button ( turn "On" ) while cutting with the
torch. Release the torch trigger and the torch
will continue to cut without depressing the torch
trigger.
• Air Set Button
To check for proper air setting and to cool down
heated torch.
Art # A-04503
Air will flow from gap
next to shield cup.
C. Main Current Control Knob
To adjust cutting current. Turning clockwise in-
creases the cutting current and counter clock-
wise decreases the cutting current.
Art # A-04431
D. Primary Power Switch, ON / OFF
The power switch is located on the front panel.
Placing the primary power switch to the "ON"
position energizes the power source and acti-
vates the Power Indicator.
When the power source is overloaded, the switch
turns to the OFF position automatically. DO
NOT TURN ON BY FORCE.
4-1
A
WARNING
Manual 0-4699