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Summary of Contents for Clarke MMA200
- Page 1 WARNING: A suitable welding headshield must be worn during use WARNING: Read these instructions before using the machine 200A MMA INVERTER WELDER MODEL NO: MMA200 PART NO: 6012157 OPERATION & MAINTENANCE INSTRUCTIONS ORIGINAL INSTRUCTIONS LS1218 - ISS 1...
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Page 2: Main Features
. (VRD) GUARANTEE This CLARKE product is guaranteed against faulty manufacture for a period of 12 months from the date of purchase. Please keep your receipt as proof of purchase. This guarantee is invalid if the product is found to have been abused or tampered with in any way, or not used for the purpose for which it was intended. -
Page 3: General Safety Instructions
GENERAL SAFETY INSTRUCTIONS WARNING: WHEN USING ELECTRICAL TOOLS, BASIC SAFETY PRECAUTIONS SHOULD ALWAYS BE FOLLOWED TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK AND PERSONAL INJURY. WARNING: READ ALL THESE INSTRUCTIONS BEFORE ATTEMPTING TO OPERATE THIS PRODUCT AND KEEP THESE INSTRUCTIONS IN A SAFE PLACE. ELECTRIC SHOCK FUMES &... -
Page 4: Personal Protection
• Do not weld in the vicinity of children or problem with the machine contact animals and ensure no one is looking your local CLARKE dealer. before striking an arc. • NEVER use or store in a wet/damp • Wear hearing protection if required. - 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 off toxic fumes. • ALWAYS ensure that a medical supply is on hand, and that treatment for burns is available.
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Page 6: Safety Symbols
SAFETY SYMBOLS Read this instruction Do not expose to rain. booklet carefully before use. Wear eye protection Recycle unwanted materials instead of disposing of them as waste. All tools, accessories and Wear protective gloves packaging should be sorted, taken to a recycling centre and disposed of in a manner which is compatible... -
Page 7: Electrical Connections
ELECTRICAL CONNECTIONS CONNECTING TO MAINS NOTE: This welder is earthed and must only be connected to the mains with an earth connection. Do not attempt to use it without an earth connection. • This welder is not supplied with a mains electrical plug because at full capacity it will draw far too much power for a normal domestic 230V mains plug and socket. -
Page 8: Mma/Arc Welding
MMA/ARC WELDING A consumable electrode is connected to a high amperage low voltage supply which creates an electric arc between the electrode and the workpiece. PREPARATION To prepare the unit for ARC welding, it is important that you follow the procedure below. -
Page 9: Vrd-Voltage Reduction Device
4. Switch ON using the switch located on the rear panel. • The display on the front panel will come on and show the current setting in amps. • If the machine stops at any time and the thermal overload indicator comes ON, the thermal overload device has intervened. -
Page 10: Striking The Arc - Welding
STRIKING THE ARC - WELDING WARNING: WHEN WELDING ALWAYS ENSURE THERE IS ADEQUATE VENTILATION IN THE WORK AREA AS THE WELDING PROCESS GIVES OFF TOXIC FUMES. WARNING: WELDING ARCS PRODUCE HARMFUL UV/IR LIGHT WHICH CAN SERIOUSLY DAMAGE YOUR EYS. ALWAYS USE A WELDING HELMET WITH A SUITABLE FILTER THAT CONFORMS TO CURRENT STANDARDS. -
Page 11: Welding Pitfalls
WELDING PITFALLS The arc welding technique is an acquired skill and requires considerable practice before perfect results are obtained. The diagrams below will help to explain the pitfalls in your technique and how to overcome them. ARC TOO SHORT This causes irregular masses of weld to be deposited, with slag contamination on an uneven surface. -
Page 12: Troubleshooting
Spark will not start Bad clamp connection. Check clamp connection. Inverter printed circuit is Contact your nearest defective. CLARKE dealer. No output voltage Overheated machine (the Wait for thermal cutout to red LED should be on). be reset. Internal relay has failed. - Page 13 DEFECT CAUSES SUGGESTIONS Profile defects Welding parameters are Follow basic and general incorrect. welding principles. Pass rate is not related to operating parameter requirements. Electrode not inclined constantly while welding. Arc is unstable Insufficient current. Check condition of electrode and earth wire connection.
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Page 14: Maintenance
MAINTENANCE WARNING: DISCONNECT FROM MAINS BEFORE CLEANING. WARNING: DO NOT ATTEMPT TO CARRY OUT REPAIRS YOURSELF, UNLESS YOU ARE FULLY COMPETENT, ALL WORK MUST BE CARRIED OUT BY A QUALIFIED TECHNICIAN. The machine requires very little maintenance other than the following guidelines. -
Page 15: Rating Plate
RATING PLATE Name and address of manufacturer Rated Welding Current Symbol Model Number, / Part Number Conventional Load Voltage Symbol Serial / Batch Number Energy Supply Symbol Welding Power Source Rated Supply Voltage British Standards applied Rated Maximum Supply Current Welding Process Symbol Maximum Effective Supply Current This symbol indicates that the unit is... -
Page 16: Specifications
2.5 - 4.0 NOTE: The details and specifications contained herein, are correct at the time of going to print. However, CLARKE International reserve the right to change specifications at any time without prior notice. Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com... -
Page 17: Arc Activated Headshields
ARC ACTIVATED HEADSHIELDS These highly popular headshields available from your Clarke dealer activate the instant the arc is struck and allow you to have both hands free when welding. Model Grinding Solar Fixed Flip Up Part Number Activated function Powered Shade ✔... -
Page 18: Exploded Diagram And Parts List
EXPLODED DIAGRAM & PARTS LIST DESCRIPTION PART NO DESCRIPTION PART NO Front Panel TFMMA20001 Capacitor TFMMA20017 Potentiometer TFMMA20002 Silicon Bridge Radiator TFMMA20018 Indicator Light TFMMA20003 Silicon Bridge TFMMA20019 LCD Display TFMMA20004 IGBT Radiator TFMMA20020 Plug TFMMA20005 IGBT TFMMA20021 Gauge Cover TFMMA20006 Transformer TFMMA20022... -
Page 19: Declaration Of Conformity
DECLARATION OF CONFORMITY Parts & Service: 020 8988 7400 / E-mail: Parts@clarkeinternational.com or Service@clarkeinternational.com...
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