MAINTENANCE AND PARTS
10-99
powermax
600
Operator Manual
5-13
Problem
Cause / Solution
9. The arc blows out, but re-ignites when
the torch switch is depressed again.
9.1 The consumable parts are worn or damaged.
Inspect and change the consumable parts, if
necessary. See Inspect Consumables, in this section.
See Torch Operation, Section 4.
9.2 The gas pressure is incorrect.
Adjust the operating gas pressure. See Check and
Adjust Gas Pressure, Section 4. Check that the gas
pressure to the power supply is not less than 90 psi /
6.2 bar at a flow of 6 scfm / 170 l/m.
9.3 The gas filter element inside the power supply is
contaminated.
Replace element - See Air Filter Element
Replacement, in this section.
10. The arc sputters and hisses.
10.1 The gas filter element inside the power supply is
contaminated.
Replace element - See Air Filter Element
Replacement, in this section.
10.2 There is water in the air line.
Install or repair air filteration to power supply - See
Gas Requirements, Section 3.
11. Cut quality is not good.
11.1 Consumables are worn or the torch is being used
incorrectly .
See Inspect Consumables, in this section.
See Hand Torch Operation, Section 4.
Technical Questions
If you are unable to fix the problem by following this basic troubleshooting guide or if you need further assistance:
1. Call your Hypertherm distributor or authorized Hypertherm repair facility.
2. Call nearest Hypertherm office listed in the front of this manual.
3. See the Powermax600 Service Manual for wiring diagrams, higher-level troubleshooting and more parts list
information.
