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Summary of Contents for Jasic MIG 350C
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Page 1: Operator Manual
MIG Series MIG/MAG/MMA Compact welding machines Order code ! JM-350C (MIG 350C) 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 MIG 250 is an inverter power source that can provide MIG, MMA and gas less self- shielded welding welding options. Its IGBT power device with unique control mode provides excellent reliability with a high duty cycle. The system has a closed loop feedback control, constant voltage output, which allows it to operate with a wide tolerance to mains fluctuation, within ±15%. -
Page 7: Technical Data
Technical data MODEL MIG350C Input power supply 3-phase 400V±15% 50HZ Rated input capacity (KVA) Rated output current (A) Rated output voltage (V) 31.5 Rated duty cycle (%) 350A @ 40% No-load voltage (V) 59±2V Output current range in MMA (A) 20～350 Output current range in MIG (A) 50～350... - Page 8 Controls Front view Euro connector of the welding torch in MIG Current control knob in MMA Voltage control knob in MIG V.R.D <24V VRD LED Power LED STANDARD SPOOL GUN Overheating LED Wire inch button Wire feed speed control knob in MIG Voltage meter Inductance control knob Current meter...
- Page 9 Rear View 18. Fan 19. Socket of gas regulator heater 20. Input power cord 21. Power switch 22. Grounding terminal 23. Gas inlet 21. Burn back control...
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Page 10: Installation
Installation Unpacking MMA welding Check the packaging for any signs of damage. Insert the cable plug with the electrode holder into the “+” socket on the front panel of the welding machine, and tighten it clockwise. Carefully remove the machine and retain the packaging until the installation is complete. - Page 11 the wire feeder to thread the wire through the guide tube, and into the drive roll groove. Adjust the pressure arm, ensuring no sliding of the wire. Too high pressure will lead to wire distortion, which will affect wire feeding. Press the wire inch button to thread the wire out of the torch contact tip.
- Page 12 Operation Select pull position if using a remote torch Before starting any welding activity ensure that you have suitable eye protection and protective clothing. Also take the necessary steps to protect any persons within the Open the gas valve of the cylinder, and adjust the gas area.
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Page 13: 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 14 Symptom Possible solution 1. Check the welding current and welding time. Refer to the manual, and operate according to the duty cycle requirement. 2. Check the running status of the fan when welding. If the fan does not The overheating LED is on. work, check if the power supply of the fan is 220V: If the power supply is normal, check the fan;...
- Page 15 Symptom Possible solution 1. Do not move the welding torch away immediately when stopping welding, so that Weld bead is not well protected. the shielded gas can protect the weld bead. 2. Prolong the post-flow time of the shielded gas. No gas flow when the torch trigger 1.
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Page 16: Electrical Schematic
Electrical schematic... -
Page 17: Parts List
Parts list 15 16... - Page 18 Part no Description Part no Description 10000648 Control Board 10005913 Non inductive capacitor 10006508 Burn back potentiometer 10006635 Three - phase rectifier bridge 10005001 Choke 10016296 Rectifier heatsink 10000891 Wire feed PCB 10016295 Inverter heatsink 10003813 Wire feeder 10001960 Inverter board 10006797 Digital Meter 10004935 Mains switch...
- Page 19 JM MIG Series MIG/MAG/MMA WELDING MACHINE Order code ! JM-350C (MIG 350) © Wilkinson Star Limited Issue 1 January 2014 Product is subject to change without notice xviii...
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