Manuel D’UtilisationTable des matièresMaster Table of Contents6Safety Section2Section A - Installation7Section B - Operation13Section C - Accessories23Section D - Maintenance29Section E - Theory of Operation33Section F - Troubleshooting and Repair41Symptoms44Major Physical or Electrical Damage is Evident44Machine is dead — no open circuit voltage output and no wire feed when gun trigger is pulled. The machine display may be lit.44No open circuit voltage output but wire feeds normally when gun trigger is pulled.45Wire feeds but welding output is low causing wire to “stub”. Welds are “cold”. Machine cannot obtain full rated output of 200 amps at 28 volts.45The output voltage and wire feed is present continuously or pulsing when gun trigger is NOT activated.46The output voltage is present continuously when gun trigger is NOT activated.46No control of arc voltage. Wire feeding is normal.47There is no gas flow when gun trigger is pulled. Wire feeds and weld voltage is present.47The machine stops feeding wire while welding.47No control of wire feed speed. Other machine functions are normal48There is no wire feed when gun trigger is pulled. Normal open circuit voltage is present.48The arc is unstable and or “hunting”.49Weld bead is narrow or ropy. May have porosity with electrode stubbing into plate.49The contact tip seizes in the gas diffuser.50The welding arc is variable and sluggish.50The arc striking is poor.50Section G - Electrical Diagrams99Taille: 3,7 MoPages: 109Language: EnglishOuvrir le manuel