BOC Inverweld 110VRD Operating Manual Download

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BOC INVERWELD

™

110VRD/140/140VRD

P R O D U C T S T H A T P E R F O R M

O P E R AT I N G M A N U A L

Summary of Contents for Inverweld 110VRD

Page 1: ...BOC INVERWELD 110VRD 140 140VRD P R O D U C T S T H AT P E R F O R M O P E R AT I N G M A N U A L...

Page 2: ...to operate the machine By following these steps your BOC Inverweld machine will provide years of trouble free service Access to a wealth of experience and technical information accumulated over the y...

Page 3: ...2 Modes of Operation 9 3 3 Electrode Types and Preparation 10 3 4 Consumables 11 3 5 Control of the Process 11 3 6 Features of the Process 12 3 7 Application of GTAW 12 3 8 Technique 12 4 Shielding Ga...

Page 4: ...n accordance with Australian Standards The operator should be trained to work in a manner that minimises the exposure 1 1 Personal Protection Respiratory Confined space welding should be carried out w...

Page 5: ...s at all times Cylinders must be at a safe distance away from sparks or from any other heat source Keep head and face away from the cylinder valve when opening Read and follow instructions on compress...

Page 6: ...n earth moving equipment 2 1 Fundamental Equipment Requirements The basic arrangement of the MMA welding system is shown in figure 2 and consists of a welding power source electrode holder welding cab...

Page 7: ...ecks In addition the process is intermittent as the electrode must be changed at regular intervals placing a natural limit on the productivity of the process 2 4Applications of MMAWelding The process...

Page 8: ...to those of the rutile types described above but the mechanical properties of the weld metal are superior These electrodes are used on ferritic steels when resistance to hot and cold cracking is requ...

Page 9: ...reduce size and protect the operator Equipment set up Install the welding machine as near as possible to the mains power to keep the primary power cable short The primary power cable carries dangerou...

Page 10: ...s of lanthanum yttrium or cerium particularly in automatic or orbital TIG welding where consistency of operation is important Traditionally thoriated electrodes have tended to be used for DC operation...

Page 11: ...weld pool either manually or by a wire feed mechanism A filler is added in the form of a rod introduced into the leading edge of the weld pool either manually or by a wire feed mechanism 3 5 Control...

Page 12: ...industries as well as in the fabrication of chemical process plant pipework brewery and food processing vessels Notes 1 The process is also known by several other names i e Argonarc and Heliarc the o...

Page 13: ...r the tungsten as it will turn to a blue colour oxide if shielding is removed prior to cooling 4 1 General Instructions for Pressure Regulators Before mounting the regulator 1 Step aside and open the...

Page 14: ...V to 140A 25 6V 10A 20 5V to 140A 25 6V Electrode diameter mm 1 5 to 2 5 1 5 to 3 5 1 5 to 3 5 Voltage step capacity Stepless Open circuit no load voltage 31V 90V 31V Power factor 0 60 110A 24 4V 0 60...

Page 15: ...3 Overload protection indicator 4 Welding current regulator 5 Main power switch and signal light 6 Carry strap 7 Selector switch for welding process 8 Machine body 9 Workclamp and cable 10 Electrode h...

Page 16: ...load voltage to below 31volts in 100ms when the external welding circuit resistance is 20ohms The green LED light on the front panel indicates that theVRD is active and the unit is in the safe mode If...

Page 17: ...of the machine and its consumables 7 0 Power Source Check electrical connections of unit at least twice a year Clean oxidised connections and tighten Inner parts of machine should cleaned with a vacu...

Page 18: ...agram 3 2 8 3 8 0 8 8 2 4 X o X o o o 4 8 8 8 8 8 8 8 8 8 8 8 To o 9 24 n n 8 8 8 8 n n 8 8 8 8 8 8 8 8 o o X o X o 8 8 8 8 8 8 o o 8 8 0 Only authorised electricians should carry out repairs 8 0 Diag...

Page 19: ...19 Only authorised electricians should carry out repairs 8 1 Diagram C Inverweld 110VRD 140VRD...

Page 20: ...2 3 3 8 4 9 0 Diagram D Machine Spare Parts 20 9 Machine Spare Parts Only authorised electricians should carry out repairs...

Page 21: ...OVER RIGHT 1 2 W000189 4299500 W000189 COVER LEFT 1 3 W000374 4299510 W000188 FRONT PLATE 1 4 2071220 2071220 2071220 REAR GRILL 1 5 1028540 1028540 1028540 SHIELD PLATE 1 6 3146690 3146690 3146690 PR...

Page 22: ...perating and maintenance instructions such as connection to incorrect faulty voltage supply including voltage surges outside equipment specs and incorrect gas pressure overloading Natural wear and tea...

Page 23: ...the two MMA Manual metal arc welding Rectifier A power source developed to supply direct current DC for welding from an alternating AC mains power supply Short arc transfer Metal transfer in which fus...

Page 24: ...rent company of which is The BOC Group plc The stripe symbol and the word BOC are a registered trademark of The BOC Group plc and used under licence by BOC Limited BOCIndustrial is a trademark of BOCL...