Clarke MMA140 Operation & Maintenance Instructions Manual Download Page 1

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WARNING: Read these instructions before using the machine

WARNING: A suitable welding headshield must be worn during use

OPERATION & MAINTENANCE

INSTRUCTIONS

LS1218 - ISS 1

ORIGINAL INSTRUCTIONS

200A MMA INVERTER WELDER

MODEL NO: MMA200

PART NO: 6012157

Summary of Contents for MMA140

Page 1: ...ructions before using the machine WARNING A suitable welding headshield must be worn during use OPERATION MAINTENANCE INSTRUCTIONS LS1218 ISS 1 ORIGINAL INSTRUCTIONS 200A MMA INVERTER WELDER MODEL NO...

Page 2: ...ampered with in any way or not used for the purpose for which it was intended Faulty goods should be returned to their place of purchase no product can be returned to us without prior permission This...

Page 3: ...ng part of the welding circuit FUMES GASES The welding process generates hazardous fumes as a by product Inhalation of these fumes is hazardous to health Keep your head away from the weld to avoid bre...

Page 4: ...f the eyes and for skin burns A hard hat should be worn when others are working overhead Flammable hair sprays gels should not be used by persons intending to weld or cut PROTECTIVE CLOTHING Wear gaun...

Page 5: ...ordinary eye glasses are not safety gasses ALWAYS ensure there is a fire extinguisher on hand ALWAYS ensure there is adequate ventilation or extraction in the work area as the welding process gives of...

Page 6: ...E In effect this means that this product must not be disposed of with general household waste It must be disposed of according to the laws governing Waste Electrical and Electronic Equipment WEEE at a...

Page 7: ...ccredited professional electrician A 16A socket and plug conforming to IEC 60309 is recommended A non socketed mains connection also requires welder connection by a qualified and accredited profession...

Page 8: ...low 1 Making sure that the ON OFF switch located on the rear panel is in the OFF position connect the welding leads as follows Work clamp lead to the Negative terminal Welding rod holder lead to the P...

Page 9: ...for the correct current setting for different welding rod thicknesses VRD VOLTAGE REDUCTION DEVICE The VRD is a safety feature that It is also known as Anti shock Its function is to lower the open ci...

Page 10: ...ap as you go NOTE When you prime the arc be sure to withdraw the electrode swiftly to leave the 1 5 mm gap otherwise the electrode will weld itself to the workpiece If this occurs give the electrode a...

Page 11: ...heavy deposit which overlaps at the sides It is wasteful both in terms of time and electrode use ELECTRODE MOVED TOO QUICKLY This causes poor penetration with a stringy and incomplete weld deposit Sla...

Page 12: ...your nearest CLARKE dealer Low power supply voltage Check the mains distribution system Porosity of welds Acid electrode on steel with high sulphur content Electrode oscillates too much Workpieces are...

Page 13: ...arameter requirements Electrode not inclined constantly while welding Follow basic and general welding principles Arc is unstable Insufficient current Check condition of electrode and earth wire conne...

Page 14: ...advisable however if the unit is operating in a dusty and dirty environment 1 Keep the louvres clean to avoid a build up of dirt and oxides inside the machine which can reduce machine output 2 Check...

Page 15: ...and address of manufacturer 12 Rated Welding Current Symbol 2 Model Number Part Number 13 Conventional Load Voltage Symbol 3 Serial Batch Number 14 Energy Supply Symbol 4 Welding Power Source 15 Rated...

Page 16: ...ct at the time of going to print However CLARKE International reserve the right to change specifications at any time without prior notice Unpacked Weight kg 5 3 Dimensions l x w x h mm 365 x 133 x 248...

Page 17: ...ler activate the instant the arc is struck and allow you to have both hands free when welding ACCESSORIES Model Arc Activated Grinding function Solar Powered Fixed Shade Flip Up Part Number GWH4 60007...

Page 18: ...A20020 5 Plug TFMMA20005 21 IGBT TFMMA20021 6 Gauge Cover TFMMA20006 22 Transformer TFMMA20022 7 Handle TFMMA20007 23 Rectifier Radiator TFMMA20023 8 Machine Shell TFMMA20008 24 Rectifier Tube TFMMA20...

Page 19: ...18 Parts Service 020 8988 7400 E mail Parts clarkeinternational com or Service clarkeinternational com DECLARATION OF CONFORMITY...

Page 20: ......