Related Manuals for Jasic MIG 250S
Summary of Contents for Jasic MIG 250S
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Page 1: Operator Manual
MIG Series MIG/MAG/MMA Separate wire feed welding machine Order code ! JM-250S (MIG 250S) OPERATOR MANUAL... -
Page 2: Serial Number
Your new product Thank you for selecting this Jasic Technology, Wilkinson Star product. This product manual has been designed to ensure that you get the most from your new product. Please ensure that you are fully conversant with the information provided paying particular attention to the safety precautions. The information will help protect yourself and others against the potential hazards that you may come across. -
Page 3: Safety Precautions
Safety Precautions These general safety norms cover both arc welding Insulate yourself from work and ground using dry insulating mats or covers big enough to prevent any physical contact machines and plasma cutting machines unless with the work ground. otherwise noted. Never touch the electrode if you are in contact with the work The equipment must only be used for the purpose it was ground, or another electrode from a different machine. - Page 4 Do not weld on coated metals, unless the coating is Replace the coverings and protections and close all doors removed from the weld area, the area is well ventilated, and when the intervention is finished, and before starting the while wearing an air-supplied respirator. The coatings on equipment.
- Page 5 Keep your head and face away from the cylinder valve outlet RF Declaration when opening the cylinder valve. Equipment that complies with directive 2004/108/EC Always secure the cylinder safely concerning electromagnetic compatibility (EMC) and the technical requirements of EN60974-10 is designed for use in Never deface or alter any cylinder industrial buildings and not those for domestic use where electricity is provided via the low voltage public distribution...
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Page 6: Product Overview
Product Overview The JM-250S is a portable inverter MIG/MAG/MMA Both MMA and MIG/MAG (GMAW) are available, and machine with the following features. various welding requirements can be met. Advanced IGBT inverter technology 2T and 4T welding modes Wire inch button High inverter frequency design greatly reduces the size and weight of the welder. -
Page 7: Technical Data
Technical data JM-250S JM-250S Rated input voltage (V) 3-phase 400V AC±15%, 50/60Hz Rated input current (A) 12.1 Rated power supply capacity (KVA) Output current range (MMA) 10~220A Welding current range (A) 35~250 Welding voltage range (V) 14~32 No-load voltage (V) Wire feed speed range (m/min) 1.5~16 Wire diameter applicable (mm) - Page 8 Controls Front view Spot welding/continuous welding switch MMA/MIG switch Voltmeter Over current LED Power LED Overheating LED Ammeter Current control knob in MMA Inductance control knob “－” output terminal Connector for the wire feeder “＋” output terminalConnector for the wire feeder...
- Page 9 Rear View Power switch Socket for the heater Input power cord gland Ground terminal Wire feed control Welding current control knob Manual wire feeding switch Welding voltage control knob 2T / 4T Selector switch...
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Page 10: Installation
Installation Insert the cable plug of the work return lead into the “-” Unpacking Check the packaging for any signs of damage. Carefully remove the machine and retain the packaging until Input cable the installation is complete. Location The machine should be located in a suitable position and environment. - Page 11 Avoid excessive exposure of the cylinder to high Insert the welding torch into the “ ” output socket on the temperature or sunlight. front panel of the wire feeder, and tighten it. Manually thread the welding wire into the torch body. Always keep the cylinder in an upright position Insert the quick plug of the interconnection cable set into the “+”...
- Page 12 Operation knob on the wire feeder. When pushing the torch trigger Before starting any welding activity ensure that you have again, the machine enters into crater welding, and at this suitable eye protection and protective clothing. Also take time. Crater parameters should be set by adjusting the the necessary steps to protect any persons within the crater/welding current control knob and crater voltage area.
- Page 13 effect and quickens the cooling. As a consequence, it is not good for weld bead shaping. In the event that the speed is too slow, the workpiece will be burned through, and a good weld bead will be unavailable. In practical operation, the welding speed should not exceed 50cm/min.
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Page 14: Maintenance And Troubleshooting
Maintenance and troubleshooting The following operation requires sufficient professional Troubleshooting knowledge on electric aspects and comprehensive Before arc welding machines are dispatched from the safety knowledge. Make sure the input cable of the factory, they have already been checked thoroughly. The machine is disconnected from the electricity supply and machine should not be tampered with or altered. - Page 15 Malfunction Phenomena Solution 1.! Overheating protection 1)! Check the welding current and working time. Operate according to the data shown in the operator’s manual. 2)! Check the fan’s running status when welding. If the fan does not work, check if there is a power supply of 230V: If the power supply is normal, check the fan;...
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Page 16: Electrical Schematic
Electrical schematic... -
Page 17: Parts List
Parts list... - Page 18 Part no Description Part no Description 10007258 Rectifier 10002022 Reactor 10007258 IGBT 10016437 Diverter 10044601 Rectifier Plate 10044604 Fender apron 10002401 Thermal switch 10000920 Output absorbing board 10044603 Inverter board 10006075 Main transformer 10001867 10014690 Front Panel 10013342 Back panel 10001577 Indicator Light 10021881...
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Page 19: Wire Feed Unit
WIRE FEED UNIT Part no Description Part no Description 10004893 Interconnection clamp 10004921 Knob 10044629 Solenoid valve 10044628 2T/4T switch 10044632 Socket 10015217 Control Panel 10044630 10021855 Output Terminal Potentiometer 10044640 10044600 Wire Feeding PCB Board 10015526 CS501B Remote Plastic Box 10045742 Bottom panel 10012376... - Page 20 JM MIG Series MIG/MAG/MMA WELDING MACHINE Order code ! JM-250S (MIG 250S) © Wilkinson Star Limited Issue 1 January 2014 Product is subject to change without notice...