i-TECH MIG150 User Manual
Contents
1. position and adjust the voltage and wire feed speed appropriately Adjust the burnback control on the internal panel to ensure the required length of wire protrudes out of the contact tip after welding Press the switch on the welding torch and begin welding 6 4 Changing the feed roll groove The feed roll groove is factory set for welding filler wires of 0 8 1 0mm diameter The feed roll groove must be changed if you use 0 6mm filler wire Open the feed roll using the pressure control lever 2 Switch the machine on from the main switch Press the welding gun trigger and drive the feed roll in such a position that the locking screw is up and can be opened Switch off the machine using the main power switch 5 Open the feed roll locking screw by approximately half a turn using a 2 0mm Allen key 6 Pull the feed roll from its shaft 7 Turn the feed roll and reinstall it making sure that the screw is on the same level as the shaft Tighten the feed roll locking screw 6 5 Threading the filler wire 1 Open the reel housing by pressing the opening button and install the wire reel so that it rotates counter clockwise You can use either a 5kg 200mm diameter or 1kg 100mm diameter wire reel in the machine 2 Attach the reel with a reel lock Unfasten the wire end from the reel but keep hold of it 4 Straighten the wire end2. 8 Maintenance 1 Always use and store your i TECH MIG150 in a clean dry environment 2 Regularly check that the cables and leads are in good condition 3 Regularly check that the gas hose is in good condition and has no cracks WARNING Improper use abuse or any attempt to repair the product by an unauthorised third party will invalidate any warranty claim Any parts or consumables fitted or used in conjunction with the i TECH MIG150 which affect the equipment operation 8 which are deemed by Inverter Fusion Ltd to be of inferior quality or not fit for that purpose will be regarded as abuse and will invalidate the warranty claim 9 Troubleshooting Cause Remedy The power on LED is not lit No mains power available The fuse in the plug is no longer working Ensure that the machine is connected to a suitable live mains power source amp is switched on Replace the fuse The yellow LED light is lit The machine has overheated because the working duty cycle has been exceeded Stop welding for a while to allow the machine time to cool down Ensure that the fan amp output ducts are free from obstruction amp that there is adequate ventilation space around the machine No welding output Welding leads are incorrectly fitted Check that the leads are fitted to the correct sockets amp that the earth return is connected to the work piece MMA Welding operation is erraticor not as req
3. abuse or any attempt to repair the product by an unauthorised third party will invalidate any warranty claim Any parts or consumables fitted or used in conjunction with the i TECH MIG150 which affect the equipment operation amp which are deemed by Inverter Fusion Ltd to be of inferior quality or not fit for that purpose will be regarded as abuse and will invalidate the warranty claim The claimant is responsible for all carriage insurance and transportation costs in returning the product to Inverter Fusion Ltd Upon receipt and inspection of the product it will be repaired or replaced at the discretion of Inverter Fusion Ltd In the event of a chargeable repair or a repair being required that is not considered to be a warranty issue the claimant will be contacted for further instructions Following the completion of any authorised warranty claim work the product will be returned to the claimant at the cost of Inverter Fusion Ltd UK only Safety There are inherent safety issues whilst welding so please ensure you read this manual carefully before commencing operations and follow the safety guidelines below to protect yourself and others from injury 1 Whilst welding ensure that you are working in a well ventilated area to avoid breathing in smoke amp fumes Always wear a suitable welding mask helmet welding gloves amp protective clothing whilst welding Never look at the welding arc when not wearing a wel
4. feed speed appropriately Adjust the burnback control on the internal panel to ensure the required length of wire protrudes out of the contact tip after welding Press the switch on the welding torch and begin welding The gas cuts off automatically one second after the arc is stopped 6 3 MIG welding without gas 6 3 1 Set up 1 Connect the welding torch to the output socket on the front panel of the machines and tighten it Connect the earth return to the negative terminal on the front panel of the machine Insert the dix plug on the wire feeder into the NO GAS output socket on the internal panel and tighten it clockwise Fix the welding wire coil to the rack axis on the wire feeder ensuring that the groove in the wire feed wheel is aligned with the torch wire feed hole Unfasten the tensioner on the wire pressing wheel and feed the wire into the appropriate groove in the wire feed roller pressing it in securely but not too tightly NOTE ensure the correct roller is fitted i e 0 8mm wire needs a 0 8mm groove on the roller Thread the wire into the welding torch manually and then press the wire feed button to feed it out of the end of the torch 6 3 2 Operation 1 Switch the power on at the back of the machine the LED power indicator will light up and you will hear the fan start to work Turn the conversion switch on the front of the machine to the MIG welding
5. ONOMO0 0 o o NHOMHNON 6o o ONONONO o NONONO oe o OHMONO o0 o INVERTER FUSION LTD I TECH MIG150 Inverter MIG Welding Machine User Manual Do not attempt to set up or operate this equipment until you have read amp fully understood the contents of this manual If you do not fully understand any of the instructions please contact your supplier for further information amp advice before beginning any welding procedure Contents 1 General description a 1 PAS EC AA 2 ON 2 4 Main Parameters wr isasagawa ig N0 NG KAN NG in 3 5 Panellayout een 4 6 Set Up amp Operation einen E aas 6 A CAULOM ENGE AA 11 8 Malntenange nanahan alas 11 9 Troubleshooting asian 12 1 General Description e The i TECH MIG150 welding machine is manufactured with advanced inverter technology e IGBT technology enhances the reliability of the machine e Itis capable of MIG and scratch start TIG welding e High duty cycles enable continuous welding for longer periods e Closed loop feedback control constant voltage output workable under network voltage fluctuation within 15 e Adjustable welding voltage and circuit enable excellent welding characteristics e High no load and slow wire feed functions increase the success rate of arc starting 3 Warranty Your i TECH MIG150 welder is covered by a comprehensive 2 year return to base parts amp labour warranty Improper use
6. ding mask or helmet Never touch the work piece with bare hands whilst it is still hot When appropriate use a suitable welding screen or curtain to protect other people Do not weld near flammable materials or combustible liquids or gases Ensure the earth return is connected appropriately to prevent danger of electric shock Never touch moving parts on the machine such as the fan and ensure all doors panels and covers are closed and in place during operation Magnetic fields produced by the welder during operation may affect cardiac pacemakers pacemaker users should consult a doctor before welding 4 Main Parameters Input Power Voltage Current Range Open Circuit Voltage Range Wire Feed Speed m min MIG Welding Wire 9 Duty Cycle 20 Power Factor Efficiency Protection Class Weight Dimensions 240 50 60Hz 20 150 Amps 22 31 1 11 0 6 1 0mm 35 0 150 Amps 60 120 Amps 100 100 Amps 0 58 80 IP21 11kg 450mm x 203mm x 340 mm 5 Panel Layout 5 1 Front panel Power on indicator LED Overheating warning LED Wire speed adjustment Voltage adjustment Earth return Euro welding torch connector 5 2 Back panel Shielding gas hose connector Power on off switch a Input power cable 5 3 Internal panel structure Negative terminal Positive terminal 6 Set Up amp Operation Please ensure you follow these instructions whilst setting up you
7. for approximately 20cm and cut the wire in the straightened section 5 Open the pressure control lever which then opens the feed gear 6 Thread the wire through the wire s rear guide to the gun s wire guide 7 Close the feed gear and fasten it with the pressure control lever Make sure that the wire runs in the feed roll groove 8 Adjust the compression pressure with the pressure control lever so that it is no higher than the middle of the scale If the pressure is too high it removes metal fragments from the wire surface and may damage the wire On the other hand if the pressure is too low the feed gear slips and the wire does not run smoothly 9 Press the welding gun trigger and wait for the wire to come out 10 Close the reel housing cover CAUTION When driving the wire into the gun do not point the gun at yourself or others or put your hand in front of the tip since the cut wire is extremely sharp Keep fingers away from the feed rolls 6 6 Reversing polarity for gasless wire only Some filler wires are recommended to be welded with the gun in the negative pole In this case the polarity must be reversed Consult the filler wire packaging for the recommended polarity 1 Disconnect the machine from the mains N Bend the rubber cover of the earthing cable s pole in such a way that the cable can be disconnected Remove the nuts and washers Note the cor
8. r i TECH MIG150 6 1 Power cable connection Connect the power input lead to a suitable 240v single phase plug 6 2 MIG welding with gas 6 2 1 Set up 1 Connect the welding torch to the output socket on the front panel of the machines and tighten it 2 Connect the earth return to the negative terminal on the front panel of the machine 3 Insert the dix plug on the wire feeder into the GAS output socket on the internal panel and tighten it clockwise 4 Fix the welding wire coil to the rack axis on the wire feeder ensuring that the groove in the wire feed wheel is aligned with the torch wire feed hole 5 Unfasten the tensioner on the wire pressing wheel and feed the wire into the appropriate groove in the wire feed roller pressing it in securely but not too tightly NOTE ensure the correct roller is fitted i e 0 8mm wire needs a 0 8mm groove on the roller 6 Thread the wire into the welding torch manually and then press the wire feed button to feed it out of the end of the torch 7 Connect the gas hose tightly to the regulator on the gas bottle 6 2 2 Operation 1 Switch the power on at the back of the machine the LED power indicator will light up and you will hear the fan start to work Open the gas cylinder valve and adjust the flow meter to the desired position Turn the conversion switch on the front of the machine to the MIG welding position and adjust the voltage and wire
9. rect order of the washers Interchange the cables Install the washers in place and close the tightening nuts to spanner tightness a UV 0 Put the rubber cover of the earthing cable s pole firmly in place The rubber cover must always protect the earthing cable s pole 10 7 Caution 7 1 Working environment 1 Welding should be carried out in a relatively dry environment with a humidity of 90 or less 2 The temperature of the working environment should be 10 C to 40 C 3 Avoid welding in the open air unless sheltered from sunlight and rain and never let rain or water infiltrate the machine 4 Avoid welding in dusty areas or where corrosive chemical gases are present 5 Avoid MIG welding in environments with a strong airflow 7 2 Ventilation The i TECH MIG150 contains an inner fan which cools it effectively enabling it to work steadily for longer periods To enable the fan to work efficiently always ensure that the louvers on the front panel are uncovered and unblocked and that the minimum distance between the machine and other objects is 30cm 7 3 Overheating protection If the machine has become overheated because of continuous welding for long periods the overheat LED will light up and the overheat protection system will begin working causing the machine to stop welding If this occurs there is no need to restart the machine once it has cooled down the LED will go out and welding can recommence
10. uired Incorrect welding current selected Check that the current setting is correct for the selected electrode Faulty or damp electrode Select an alternative electrode Erratic or uncontrollable MMA welding arc Faulty electrode holder or bad earth return connection Check that the correct sized components are fitted amp that the electrode holder is in good condition Ensure that there is a good earth return connection with the work piece MIG welding wire feed erratic Incorrect wire feed roller Check correct size wire feed roller is fitted Incorrect feed roller tension Check feed roller tension Wire binding on reel Check wire will easily feed from roll Nozzle blocked or wrong size Check correct size nozzle is fitted in torch INVERTER FUSION LTD Heathpark Way Heathpark Industrial Estate Honiton Devon EX14 1BB 01404 549791 sales inverterfusion co uk www inverterfusion co uk Inverter Fusion Ltd Ei 7 Ja rt_welders
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