Daily start-up -7, Check torch -7, Daily start-up – Hypertherm HD4070 Rev.1 User Manual

Page 132

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OPERATION

HyPerformance HD4070

Instruction Manual

4-7

Daily start-up

Prior to start-up, ensure that your cutting environment and clothing meet the safety requirements outlined in the
Safety section of this manual.

Check torch

1

1. Turn main disconnect switch to the power supply OFF.

2. Remove the consumables from the torch and check for worn or damaged parts. Always place the

consumables on a clean, dry, oil-free surface after removing. Dirty consumables can cause the torch to
malfunction.

• Refer to

Changing consumable parts later in this section for details and for parts inspection tables.

• Refer to the

Cut charts to choose the correct consumables for your cutting needs.

3. Replace consumable parts. Refer to

Changing consumable parts later in this section for details.

4. Ensure that the torch is perpendicular to the workpiece.

WARNING

Before operating this system, you must read the

Safety section thoroughly! Turn OFF the power

supply's main disconnect switch before proceeding with the following steps.

Retaining cap

Torch

Current ring

Electrode

Swirl ring

Nozzle

Shield

Inner retaining cap

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