Lincoln Electric PRO-CUTTM 25 IM665 Operator's Manual page 25

E-6
SYMPTOM
The Air Low LED is lit
The Safety LED is lit and steady
The Thermal LED is lit
TROUBLESHOOTING
Observe all Safety Guidelines detailed throughout this manual
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. Press the Purge button and set the regulator to 55 psi. The pres-
sure 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. Turn the power OFF and then ON. If torch and consumables are
properly installed, the Safety LED should turn off. 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. The input voltage is not within ±10% of rated values.
4. Possible faulty Control board.
PRO-CUT 25
CHECK
E-6