Hypertherm Powermax 65 - Troubleshooting preparation; Test equipment; Troubleshooting procedures and sequence

MAINTENANCE AND REPAIR
powermax 65/85 Operator Manual 5-5
Problem Solutions
The arc blows out, but re-ignites when
the torch trigger is pressed again.
• Inspect the consumable parts and replace them
if they are worn or damaged. See “Inspect the
consumables” on page 5-3.
• Replace the gas filter’s element if it is
contaminated. See “Replace the gas filter
element” on page 5-10.
• Make sure the gas pressure is at the proper level.
The arc sputters and hisses. • The gas filter’s element is contaminated. Replace
the element. See “Replace the gas filter element”
on page 5-10.
• Inspect the gas line for moisture. If necessary,
install or repair the gas filtration to the power
supply. See “Prepare the gas supply” on page 2-14.
The cut quality is poor. • Verify that the torch is being used correctly. See
Section 4, Operation.
• Inspect the consumables for wear and replace
as necessary. See “Inspect the consumables” on
page 5-3.
• Check the air pressure and air quality.
• Verify that the cutting mode switch is in the
proper position for the cutting operation.
• Verify that the correct consumables are installed.