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INSTRUCTION 

MANUAL

Содержание XTI-303 AC/DC

Страница 1: ...INSTRUCTION MANUAL...

Страница 2: ...Operator Manual ISSUE 2 XTI 303 AC DC...

Страница 3: ...maintenance this equipment should provide years of reliable service All our systems conform to ISO9001 2000 and are independently audited by NQA The entire product range carries the CE mark and is co...

Страница 4: ...ls 6 5 0 Installation 7 5 1 Unpacking the Machine 7 5 2 Location 7 5 3 Input and grounding connection 7 5 4 Output Polarity Connections 7 5 5 Torch Installation 8 5 6 Work return lead connection 8 6 0...

Страница 5: ...unit according to manual Wear a safety harness if working above floor level Keep all panels and covers securely in place Clamp work cable with good metal to metal contact to work piece or worktable as...

Страница 6: ...As welds cool they can throw off slag Wear approved safety glasses with side shields even under your welding helmet BUILDUP OF GAS can injure or kill Shut off shielding gas supply when not in use Alw...

Страница 7: ...ching on or off the mains supply to the machine Note the output of the machine is permanently on in MMA mode unless the on off switch is in the off position 2 Gas input connection 3 8 BSP male connect...

Страница 8: ...ad in TIG welding 21 Water out connection for a water cooled TIG torch 5 0 Installation Read entire installation section before starting installation SAFETY PRECAUTIONS ELECTRIC SHOCK can kill Only qu...

Страница 9: ...rticular interest for everyday general work These include some low hydrogen types for high tensile steel cellulose types for welding large diameter pipes etc The range of electrodes dealt with in this...

Страница 10: ...lope down and switch off TIG welding guide ranges Electrode diameter AC current amps DC current amps 0 040 1 0mm 15 30 20 60 1 16 1 6mm 60 120 75 150 3 32 2 4mm 100 180 150 250 Tungsten electrode type...

Страница 11: ...ses or use crack resistance electrodes b Travel slightly slower to allow greater build up in throat c Preheat plate and cool slowly The filler wire diameter specified is a guide only other diameter wi...

Страница 12: ...ause Remedy Non metallic particles are trapped in the weld metal slag inclusion a Non metallic particles may be trapped in undercut from previous run b Joint preparation too restricted c Irregular dep...

Страница 13: ...IG welding guide for ways to reduce arc flutter FAULT FINDING Description Possible Cause Remedy Excessive bead build up or poor penetration or poor fusion at edges of weld Welding current is too low I...

Страница 14: ...e right shielding gas Refer to basic TIG welding guide e Improve connection to work piece Power source problems Description Possible cause Remedy The welding arc cannot be established a The primary su...

Страница 15: ...wer supply is a thorough cleaning and inspection with the frequency depending on the usage and the operating environment Warning Disconnect primary power at the source before removing the cover Wait a...

Страница 16: ...ard industry practice and not subject to misuse repair neglect alteration or accident correct such defects by suitable repair or replacement at Parweld s sole option of any components or parts of the...

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