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This documentation including all its parts is protected by copyright. Any use or modification outside the strict limits of the copyright law without the permission of LORCH Schweißtechnik GmbH is prohibited and liable to prosecution. This particularly applies to reproductions, translations, microfilming and storage and processing in electronic systems.
Explanation of symbols Explanation of symbols Meaning of the symbols in the opera- Meaning of the symbols on the tion manual machine Danger to life and limb! Danger! If the danger warnings are disregarded, Read the user information in the operation this can cause slight or severe injuries or manual.
Safety precautions Safety precautions Hazard-free working with the machine is The machine must be transported or set only possible if you read the operating and up only on firm, level surfaces. safety instructions completely and strictly The maximum admissible angle of inclina- observe them.
EN 60974-4. Please use the machine in compliance with the manu- Lorch recommends inspections at 12 month intervals. facturer's instructions. The operator of the equipment is A safety inspection must also be carried out if modifica- responsible for the installation and use of the machine.
Transport Transport Danger of injury due to the device fall- ing. For transport using mechanical lifting equipment (e.g. crane, ...) only handle 2 may be used as the hoisting point. Use suitable load-bearing equipment. Do not use a fork-lift truck or similar de- vice to lift the machine by its housing.
 Push the connections of the interpass hose package source with internal controller for MIG 13 of the welding power source through the opening welding is required (e.g. Lorch MX 350 of the wire runoff plate. (EU)).  Fasten the interpass hose package 13 on the wire runoff Please observe the operating manual of plate by turning the hexagon.
Before start-up 10.2 Insert the welding wire spool 10.3 Thread the wire electrode in Injury and fire hazard through glowing Risk of injury due to crushing when reach- welding seams or parts! ing into the wire feed rollers or feed unit gears.
Before start-up 10.4 Connecting the inert gas cylinder  Thread the wire electrode through the inlet nozzle 26 and the central socket 8.  Fold the swivel arm 25 down and secure in position with the tilt levers 24.  Switch on the welding power source at the main switch.
Start-up When using a feed case, a welding power Please observe the operating manual of source with internal controller for MIG the welding power source! welding is required (e.g. Lorch MX 350 (EU)). Fig. 7: Control panel Wire feed button Â...
In this case the manufacturer's warranty is no longer valid and the manufacturer accepts no product liability for the equip- ment. If you experience problems or need re- pairs, contact a dealer authorised by Lorch. 06.13 - 13 -...
Troubleshooting Troubleshooting Fault Possible cause Rectification Torch becomes too hot The torch is clogged by dirt in the cool- Flush the torch with water hoses out in ant system the opposite flow direction Contact tip not tightened properly check Torch switch has no function when Union nut from torch hose pack to cen- Tighten the union nut actuated...
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Troubleshooting Fault Possible cause Rectification Inert gas feed insufficient Inert gas quantity set incorrectly at the Set the inert gas quantity as described pressure reducer in the operating instructions Pressure reducer dirty Check the pressure reducing nozzle Torch or gas hose blocked or leaking Check and replace if necessary Inert gas blown away by draughts Eliminate the draughts...
Declaration of conformity Technical data Service Lorch Schweißtechnik GmbH Case PO Box 1160 Machine type MF-07 D-71547 Auenwald, Germany Welding Tel. +49 (0)7191 503-0 Welding range (l 2max) +49 (0)7191 503-199 Welding current at ED 100 % 40°C A Welding current at ED 60 % 40°C...
Ersatzteilliste / spare parts list / Список деталей Ersatzteilliste / spare parts list / Список деталей Ersatzteilliste / spare parts list / Список деталей 990.4473.7-00 Vorschubkoffer MF-07 (EU) wire feeder MF-07 (EU) Блок подачи проволоки MF-07 (EU) 2...5 2...5 2...3 4...5 Mat.Nr.
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