Hypertherm Powermax190c Service Manual - Manual (Page 28)

MAINTENANCE
powermax190
c Service Manual
3-3
Controls and Indicators
WARNING
Before operating this system, read the Safety section of this manual thoroughly!
ON
OFF
FAULT
The fault lamp will illuminate
under the following conditions:
1. The torch retaining cap is
removed or not securely
screwed down. In this
condition, the power supply
must be turned off and then
turned on before operation
can begin.
2. The power supply
overheats. In this condition,
the fan will continue to run.
Wait 15 minutes for the unit
to cool, or until the FAULT
lamp is extinguished.
3. The input voltage is not
within specification:
(120 VAC +/- 20%) or
(230 VAC +/- 20%). After the
input voltage has been
corrected the power supply
must be turned off and then
turned on before operation
can continue.
POWER ON
When illuminated, indicates that
the power supply is energized
and ready to operate. Lamp will
extinguish if input power is not
within specified range. Power Switch