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Error codes -9, Gas leak test procedure -26, Gas leak test procedure (standard system) – Hypertherm HSD130 HySpeed Plasma User Manual

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MAINTENANCE

5-26

HySpeed HSD130 RHF

Instruction Manual

Gas leak test procedure (standard system)

The fuel-gas system has 2 automated leak test modes. See Automated diagnostic tests in this section.

Leak test for a standard system (no fuel-gas console)

1. Turn ON the power to the system.

2. After the initial gas purge, move the process selection switch to SET.

3. Adjust the air supply regulator to 5.5 bar (80 psi).

4. Adjust the O

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supply regulator to 5.5 bar (80 psi).

5. Move the process selection switch to RUN.

6. Disconnect the off-valve cable (1x3)

from the rear panel of the power supply.

7. Move the process selection switch to SET.

8. Turn off the oxygen and the air at the supply.

9. Monitor the plasma pressure and the shield pressure displays for 10 minutes. The pressure should not decrease

more than 0.7 bar (10 psi) in 10 minutes.

10. When the test is complete, reconnect the 1x3 cable, move the process selection switch to RUN, and reset the

incoming gas supply pressures.

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