Lincoln Electric Tomahawk 1000 Operator's Manual page 30

TOMAHAWK ® 1000
SYMPTOM
Yellow Gas Pressure LED is lit and steady.
The Yellow Parts In Place LED is lit and
steady.
The Thermal LED is lit.
At first, try turning the machine OFF, wait for a few seconds, then turn the machine ON again. If the error
remains, troubleshooting is required. Please contact the nearest technical service center or Lincoln Electric and
report the LED Status found on the machine Front Panel.
Head Torch
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your
Lincoln Authorized Service Facility for technical troubleshooting assistance before you proceed.
WWW.LINCOLNELECTRIC.COM/LOCATOR
STATUS BOARD INDICATORS
1. Make sure there is at least 80 psi connected to the gas connec-
tion at the back of the machine.
2. Turn the output knob to the purge zone and set the regulator to
the correct pressure. The pressure may increase when air stops
flowing but this is normal. Do not reset the pressure while the air
is OFF.
3. Possible faulty Pressure Switch.
4. Possible faulty Control board.
1. Verify Torch consumables are in good condition and properly
installed. If torch and consumables are properly installed, the
Yellow LED should turn off. The unit may be required to have the
input power turned off then back on. Normal cutting or gouging
can resume.
1. The machine's thermostat has tripped due to exceeded duty cycle
limits. Do NOT turn the power off. Allow the machine to cool for
15 - 30 minutes and the thermostat will reset itself.
2. The machine's air louvers or fans are obstructed such that air
cannot flow to properly cool the machine. Remove any foreign
material that may block air flow. Blow the machine out with a
clean, dry air stream.
3. Possible faulty Control board.
Error condition list.
V
On
(Green LED)
1. This occurs if after 4 seconds the Pilot Arc isn't transfered to the
workpiece. The machine stops the pilot arc to avoid overheating
the Torch Head.
2. To restore the machine:
• Release the Torch Trigger pushbutton. The blinking LEDs will
change to steady ON.
• Pull the Torch Trigger and verify correct operation.
E-4
CHECK
A
Blink Blink
(Red LED)
TROUBLESHOOTING
(Yellow)