Draper 71090, User Manual

Page 1: ...mend that this manual is read before any operation or before performing any kind of adjustment to the product and prior to any maintenance tasks By following all the general safety instructions contained in this manual it will ensure both product and operator safety together with longer life of the product itself AlI photographs and drawings in this manual are supplied by Draper Tools to help illu...

Page 2: ...TANDING THIS MANUALS SAFETY CONTENT WARNING Information that draws attention to the risk of injury or death CAUTION Information that draws attention to the risk of damage to the product or surroundings 1 4 COPYRIGHT NOTICE Copyright Draper Tools Limited Permission is granted to reproduce this publication for personal educational use only Commercial copying redistribution hiring or lending is prohi...

Page 3: ... CONNECTION TO THE POWER SUPPLY 9 6 IDENTIFICATION 6 1 IDENTIFICATION 10 7 UNPACKING CHECKING 7 1 PACKAGING 11 7 2 WHAT S IN THE BOX 11 8 PREPARING THE WELDERS 8 1 PREPARING THE WELDING CIRCUIT 12 9 OPERATION INSTRUCTIONS 9 1 ADJUSTING THE WELDING CURRENT 14 9 2 THERMAL CUT OUT SIGNAL 14 9 3 RECOMMENDATIONS FOR USE 14 10 TROUBLESHOOTING 10 1 TROUBLESHOOTING 15 11 MAINTENANCE 11 1 MAINTENANCE 16 12...

Page 4: ...where tools are hired out when the guarantee period is 90 days from the date of purchase This guarantee does not apply to normal wear and tear nor does it cover any damage caused by misuse careless or unsafe handling alterations accidents or repairs attempted or made by any personnel other than the authorised Draper warranty repair agent Note If the tool is found not to be within the terms of warr...

Page 5: ...tection class IP21S IP21S Cooling device Fan Fan Dimensions LxWxH 470x240x320mm 585x325x440mm Weight nett 16kg 24kg 4 3 HANDLING STORAGE Care must still be taken when handling and lifting Dropping this machine will have an effect on its operation and may also result in personal injury This machine is not a toy and must be respected The environment will have a negative result on its operation if yo...

Page 6: ...ectrodes with bare hands or damp gloves for ARC MMA welders Keep welding cables away from power cables Regularly inspect the condition of the welding earth and power cables for signs of damage Do not leave machine unattended and remove plug from socket when not in use Do not use welding cables unsuitable for the amperage Ensure earth clamp is adjacent to weld seam secured to bare metal and when no...

Page 7: ... glasses when chipping wire brushing grinding or when near cooling welds as metal filings or slag can be thrown up Fully enclosed goggles are advisable Arc machines generate a magnetic field which is detrimental to pacemaker recipients Consult your doctor before going near welding equipment operations The UV and IR radiation generated by welding is highly damaging to the eye causing burns This can...

Page 8: ...ve atmospheres mines etc operations that require ingress protection greater than IPX0 e g in rain or snow etc General Training should be sought out in the safe use of this equipment the processes the emergency procedures Welding power sources are not to be used for pipe thawing Take precautions against toppling over if the power source shall be placed on a tilted plane All equipment should be kept...

Page 9: ...r 400V AC 71151 only Note For Stock No 71151 you must ensure that the machines voltage selector switch is set to the voltage that you will use to supply power to this machine failure to do so will cause damage to the machine that would not be covered under warranty A suitable plug must be fitted by a qualified electrician Because it is constructed mostly of metal parts it is a Class 1 machine mean...

Page 10: ... switch Welding current adjustment Current adjustment indicator Thermal cutout signal Connections for welding cables some machines have directly connected cables Ventilation grille Direct fit earth clamp Electrode holder Handle Transport wheels ...

Page 11: ...mmediately see back page for details Retain the packaging material at least during the guarantee period in case the machine needs to be returned for repair Warning Some of the packaging materials used may be harmful to children keep them out of reach from children Disposed of any packaging correctly and according to local regulations 7 UNPACKING CHECKING Chipping hammer wire brush Hand held mask C...

Page 12: ...itted with a delayed fuse suited to the maximum delivered rated current NOTE The welding machines are set to the highest voltage at the factory 8 1 PREPARING THE WELDING CIRCUIT Connect the ground lead to the piece to be welded Connect the welding electrode to the electrode holder When the machine is turned on and the electrode touches the workpiece the electrical circuit is complete this will res...

Page 13: ...al welding current maximum and corresponding normalised voltage POWER SUPPLY DATA U1 Input voltage permitted tolerance 10 I1 eff Effective absorbed current I1 max Maximum absorbed current Weight Safety symbols Level of protection from solids and liquids Input power required 1 alternate single phase voltage frequency Symbol indicating the possibility to use the welding machine in environments poten...

Page 14: ...hed on means that the thermal protection is running If the welding time is exceeded a thermal cutout stops operation before the welder is damaged Wait for operation to be resumed and if possible wait a few minutes more If the thermal cutout continues to cut in the welding machine is being pushed beyond its normal performance levels 9 3 RECOMMENDATIONS FOR USE Only use an extension lead when absolu...

Page 15: ...tral to butt Wire size too large for application Torch speed too slow Contamination in the metal eg rust Shield gas breakdown Incorrect arc distance Area cooling down too fast Unsteady torch movement Worn wire tip Current too high for material thickness Torch speed too slow Overlap Pitting Untidy weld Burn through 10 TROUBLESHOOTING ...

Page 16: ...er in good working condition The welder must be correctly ventilated during tool operation For this reason avoid blocking the air inlets After use disconnect the tool from the power supply and vacuum the ventilation slots If the replacement of the supply cord is necessary this has to be done by the manufacturer or his agent in order to avoid a safety hazard ...

Page 17: ...ing Read the instruction manual Warning Wear ear defenders During grinding operations WEEE Do not dispose of Waste Electrical Electronic Equipment in with domestic rubbish Class 1 appliance Must be earthed Attention Danger of electric shock Danger of fire Danger of explosion Danger of welding fumes Danger of ultraviolet radiation Danger of burning splashes ...

Page 18: ...disposed of according to national regulations Contact your local authority for details of collection schemes in your area In all circumstances Do not dispose of power tools with domestic waste Do not incinerate Do not abandon in the environment Do not dispose of WEEE as unsorted municipal waste Waste Electrical Electronic Equipment ...

Page 19: ...RELATING TO THIS MANUAL Duty cycle The duty cycle is the percentage of 10 minutes that the machine can weld for at a set amperage 10 1min up to 100 10mins The higher the amperage the lower the welding time Polarity The relative orientation of electric poles ...

Page 20: ...20 NOTES ...

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Page 24: ...vice Warranty Repair Agent For aftersales servicing or warranty repairs please contact the Draper Tools Helpline for details of an agent in your local area YOUR DRAPER STOCKIST Published by Draper Tools Limited No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior...