Hypertherm powermax 350 User Manual

Operator Manual
5-6
M AINTENANCE /P ARTS
BASIC TROUBLESHOOTING
Problem Cause/Solution
1. No pilot arc; difficulty in establishing an arc.
2. No cutting output; POWER ON, READY,
PRESSURE, TORCH CAP and OVER-TEMP
LEDs extinguished; fan not running.
3. No cutting output; POWER ON and READY
LEDs illuminated; PRESSURE, TORCH CAP and
OVER-TEMP LEDs extinguished; fan running.
4. No cutting output; POWER ON LED
illuminated; READY, PRESSURE, TORCH CAP
and OVER-TEMP LEDs extinguished; fan
running.
5. No control of cutting output.
6. No air flow; POWER ON and READY LEDs
illuminated; PRESSURE, TORCH CAP and
OVER-TEMP LEDs extinguished; fan running.
7. PRESSURE LED illuminated; READY LED
extinguished.
1.1 Clean or replace worn consumables as
necessary.
1.2 Check for proper installation of swirl ring.
1.3 Refer to Service Manual IM-292 (802920) for
more detailed troubleshooting.
2.1 Place the Power switch to On(I)
2.2 Plug in the power cord.
2.3 Check line disconnect fuses and replace if
needed or reset circuit breakers.
2.4 Refer to Service Manual IM-292 (802920) for
more detailed troubleshooting.
3.1 Check that the work clamp is connected.
3.2 Clean or replace worn consumables as
necessary.
3.3 Refer to Service Manual IM-292 (802920) for
more detailed troubleshooting.
4.1 Reset the power switch.
4.2 Refer to Service Manual IM-292 (802920) for
more detailed troubleshooting.
5.1 Check position of input voltage selector
switch S2.
5.2 Refer to Service Manual IM-292 (802920) for
more detailed troubleshooting.
6.1 Refer to Service Manual IM-292 (802920) for
more detailed troubleshooting.
7.1 Check for correct air pressure (see Section
4, Operation Instructions).
7.2 Check for sufficient air supply pressure (see
Section 2, Specifications).

Hypertherm powermax 350 Specifications

General

Brand	Hypertherm
Model	powermax 350
Category	Welding System
Language	English