SECTION 5: OPERATION
AIR N ARC
®
300 SERIES ALL-IN-ONE POWER SYSTEM
®
PAGE - 56
090034-OP_r0
1. Shut off any tools or other items that are
drawing power from the generator, or
compressed air from the air tank.
2. Close all service valves.
3. Unplug any power cords that are plugged into
the generator panel.
4. Turn the
Compressor
,
Generator
and
Welder
switches on the control panel to the
OFF
position.
5. Allow machine to bypass for 3-5 minutes to
allow for a cool down sequence.
6. Turn the
motor Control Switch
to the
OFF
position.
5.3 MOTOR THROTTLE CONTROL
FUNCTIONS
The motor function is controlled by three factors:
1. The position of the compressor switch.
2. The position of the welder switch on the unit
control panel, and the use of the welder.
3. The position of the generator switch on the
control panel.
Consult Table 5A: Motor Throttle Control Function
Conditions
to understand how the motor speed relates
to the demand(s) of the machine system’s output
functions.
5.4 OPERATING THE WELDER
Consult
Figure 5-4
. The
variable power dial
adjusts the
welder amperage (30 to 300 amps), or voltage (15 to 40
volts) for the desired weld heat. Turning the power dial
clockwise increases the amperage or voltage, and
turning the power dial counterclockwise decreases the
amperage or voltage. The power dial may be adjusted
WARNING
Before attempting any welding
procedure, the operator must be aware
of general safety practices, and
particularly those pertaining to welding,
as found in
Section 1.4
of this manual.
KEY
DESCRIPTION
A
DIGITAL READ OUT DISPLAY
B
RANGE:
30-300 AMPS
15-40 VOLTS
Figure 5-4: Variable Power Dial
Adjustment
A
B
