Lincoln Electric 76187 Operator'S Manual Download Page 1 | Manualshive

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Lincoln Electric 76187 Operator'S Manual Download Page 1

IM7017-1

April, 2016

Rev. 07

DURAWELD

™

350/500

For use with machine Code

DURAWELD™ 500 K60096-1 / 76187
DURAWELD™ 350 K60107-1 / 76245

• World’s Leader in Welding and Cutting•

THE SHANGHAI LINCOLN ELECTRIC COMPANY

No. 195, Lane 5008, Hu Tai Rd. Baoshan, Shanghai, PRC 201907

www.lincolnelectric.com.cn

Copyright © 2008The Shanghai Lincoln Electric Company

Safety Depends on You

Lincoln arc welding and cutting
equipment is designed and built with
safety in mind. However, your overall
safety can be increased by proper
installation and thoughtful operation on
your part. DO NOT INSTALL, OPERATE
OR REPAIR THIS EQUIPMENT
WITHOUT READING THIS MANUAL
AND THE SAFETY PRECAUTIONS
CONTAINED THROUGHOUT

.

Most

importantly, think before you act and be
careful.

1
2
3
...
»

Summary of Contents for 76187

Page 1: ...incolnelectric com cn Copyright 2008The Shanghai Lincoln Electric Company Safety Depends on You Lincoln arc welding and cutting equipment is designed and built with safety in mind However your overall...

Page 2: ...ecord your equipment identification information in the table below Model Name Code Serial Number can be found on the machine rating plate Model Name DURAWELD 350 DURAWELD 500 Code Serial number Date W...

Page 3: ...on flammable screening and or warn them not to watch the arc nor expose themselves to the arc rays or to hot spatter or metal ELECTRIC SHOCK can kill 3 a Electrode and work or ground circuits are elec...

Page 4: ...e equipment in accordance with the national standards and the manufacturer s recommendations WELDING SPARKS can cause fire or explosion 6 a Remove fire hazards from the welding area If this is not pos...

Page 5: ...equency Hz 342V 456 5V 50Hz or 60Hz Maximum Input Ampere 30A Maximum Effective Supply Current 22A 60 C Copper Wire in Conduct Sizes 10 mm2 Fuse or Breaker Size Super Lag 50A Grounding Conductor Size 6...

Page 6: ...ce with the connection diagram Failure to do so may result in bodily injury or death Open the input box on the rear of the case Use a three phase supply line the three live wires should go through the...

Page 7: ...keep gas cylinders in an upright position and always keep chained to undercarriage or stationary support Install shielding gas supply as follows Remove the cylinder cap Inspect the cylinder valve and...

Page 8: ...at which the welder can operate the machine at rated welding current 60 duty cycle Weld for 6 minutes Break for 4 minutes Excessive extension of the duty cycle will cause the thermal protection circu...

Page 9: ...es a Crater mode During 2 step mode there is no crater output During the 4 step mode after the welder activates the trigger the DURAWELD shifts to crater mode Please see FIGURE B 4 for an understandin...

Page 10: ...Aux 220v power used to connect with gas heater WARNING Only 220V gas heater could be connected at the plug of low voltage do not connect other electrical device otherwise the machine could be damaged...

Page 11: ...F position the POWERPLUS machine will operate in power saving mode Note After the machine has not been activated for longer than 5 minutes the operator may experience a weld start delay of less than 1...

Page 12: ...to ON position The wire type switch is set into FLUX Cored The gas type switch is set into MIX GAS position Weld mode switch of 2 4 step is set to 2 step Power on the machine the character of U U is d...

Page 13: ...ook up the Run in speed setting value flip the 2 4 step switch until the 2 is displayed on the left LED of current meter In that time the voltage meter shows the current value in the machine Tabe B4 N...

Page 14: ...put circuit Replace control board 2 Power switch may be faulty Replace the power switch 3 Maybe one input phase missing Check and reconnect 4 Check the three phase input line voltage at the machine In...

Page 15: ...no control 1 Voltage or current Pots on wire feeder control panel damaged Repair or replace 2 Loose or faulty connection with the feedback leads from the shunt and the output terminals to the control...

Page 16: ...erature protection switch is Open Circuit Check and correct Err 49 on the display 1 Phase detection error At least one phase lost Check and rectify 2 Main contactor is faulty Check and replace Err 81...

Page 17: ...zed Field Service Facility Welding arc is variable and sluggish 1 The welding cable connections are loose or faulty Check and reconnect 2 Make sure the wire feed speed voltage and shielding gas are co...

Page 18: ...4 5 6 7 8 272 270 274 A V 270 271 272 274 220 U G1 19 34A 38 W 39A 39 34 20 37 J7 6 J7 2 282 J1 1 273 273 271 WIRE TYPE 258 257 260 259 263 J12 6 263 258 257 J12 9 J12 10 15 260 259 15 82 221D 82 83...

Page 19: ...D 82 83 J2 4 J2 3 39V 82 221D J7 5 J7 1 36 38 31 36A 32 33 F1 8A 250V 40 42A 41 40 41 219 220 221A 211 2 1 0 3 1 2 TOGGLE SWITCH POLARITY SWITCH PINS THE BACK VIEW 1 2 3 18V 3 4 6 7 31 10K 10K 100 40W...

Page 20: ...auxiliary transformer Before any examination and repair please turn off the 3 Phase Input Power first especially when changing the auxiliary transformer World s Leader in Welding and Cutting THE SHANG...

Page 21: ...RAWELDTM 500 Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Illustration of Sub Assemblies Illustration of Sub Assemblies Illustration of Sub Assemblie...

Page 22: ...P 7017 PA 1 DURAWELDTM 500 ILLUSTRATION OF SUB ASSEMBLIES V IV III I II Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies...

Page 23: ...ch sub assembly page and column the desired part is located on for your particular code machine SUB ASSEMBLY TIEM NO SUB ASSEMBLY PAGE NAME Case Front Assembly SCR Heatsink Fan Bracket Assembly Base C...

Page 24: ...embly PB 1 DURAWELDTM 500 1 15 17 12 9 7 8 16 16 2 5 4 6 3 10 13 14 13 13 Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Part Numbers Part Numbers Part...

Page 25: ...y S29843 1 X 14a M5X30 Combined Screw Not Shown S28798 8 4 X 14b UI Harness Not Shown Includes G7702 7 1 X 14c Toroidal Core Not Shown S19316 3 1 X 14d Thermostat Harness Not Shown G7702 10 1 X 15 Mid...

Page 26: ...PC 1 DURAWELDTM 500 5 5 2 2 4 1 3 6 6 7 8 10 9 10 11b 10 12 10 11b 8 2b 9 11a 11a 14 13 13 Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Part Numbers...

Page 27: ...2 2 X 8a M5X12 Combined Screw Not Shown S28798 4 8 X 9 SCR Module M20714 4 2 X 9a M5X16 Combined Screw Not Shown S28798 5 4 X 9b Electrical Joint Compound A Not Shown NSS X 9c SCR Harness Not Shown G...

Page 28: ...ter Assembly PD 1 DURAWELDTM 500 1 3 4 6 5 3 2 8 9 7 7 1a 1b 10 10 Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Part Numbers Part Numbers Part Number...

Page 29: ...Philips Screw Not Shown S26641 1 3 X 4b M3 Plain Washer Not Shown S26638 1 3 X 4c M3 Lock Washer Not Shown S26639 1 3 X 4d M3X0 5 Hex Nut Not Shown S26640 1 3 X 5 Shunt S26194 1 1 X 5a M8X1 25 Hex He...

Page 30: ...Case Back Assembly PE 1 DURAWELDTM 500 1 2 3 4 5 6 7 8 5b Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Part Numbers Part Numbers Part Numbers Part N...

Page 31: ...1 X X 5 Cable Holder Cover M20720 4 1 X X 5a M5 Hex Head Not Shown S26641 33 2 X X 5b Cable Holder Base M20720 5 1 X X 5c M3X10 Combined Screw Not Shown S28798 6 2 X X 6 Input Supply Box M20720 2 1 X...

Page 32: ...7017 Wraparound Assembly PF 1 DURAWELDTM 500 1 2 3 4 4 Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Index of Sub Assemblies Part Numbers Part Numbers Part Numbers Part Numbe...

Page 33: ...Shown NSS 1 X 3 Right Side Panel L13195 4 1 X 3a M5X0 85 Hex Washer Head Phillips Not Shown S26641 4 8 X 3b ST4 8X1 6 Washer Faced Hex Self Not Shown S26738 2 1 X 3c Decal LE Logo NSS 1 X 3d Wiring S...

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