Lincoln Electric INVERTEC IM904 Operator'S Manual Download Page 1 | Manualshive

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Lincoln Electric INVERTEC IM904 Operator'S Manual Download Page 1

INVERTEC

®

S T T

®

II (CE)

OPERATOR’S MANUAL

IM904

July, 2006

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 READ-
ING THIS MANUAL AND THE
SAFETY PRECAUTIONS CON-
TAINED THROUGHOUT. And,
most importantly, think before
you act and be careful.

For use with machines having Code Numbers:

11366, 11367

• Sales and Service through Subsidiaries and Distributors Worldwide •

Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com

• World's Leader in Welding and Cutting Products •

Copyright © 2006 Lincoln Global Inc.

ISO/IEC 60974-1

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Summary of Contents for INVERTEC IM904

Page 1: ...PERATE OR REPAIR THIS EQUIPMENT WITHOUT READ ING THIS MANUAL AND THE SAFETY PRECAUTIONS CON TAINED THROUGHOUT And most importantly think before you act and be careful For use with machines having Code...

Page 2: ...WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING Read and understand the following safety highlights For additional safety information it is strongly recommended that you purchase a copy of...

Page 3: ...er for cooling 3 h Never simultaneously touch electrically hot parts of electrode holders connected to two welders because voltage between the two can be the total of the open circuit voltage of both...

Page 4: ...vent the welding sparks from starting a fire Remember that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas Avoid welding near hydraulic...

Page 5: ...i s et non inflammables 4 Des gouttes de laitier en fusion sont mises de l arc de soudage Se prot ger avec des v tements de protection libres de l huile tels que les gants en cuir chemise paisse pan t...

Page 6: ...ion below for future reference This information can be found on your machine nameplate Product _________________________________________________________________________________ Model Number __________...

Page 7: ...ing Controls B 2 Design Features and Advantages B 2 Welding Capability B 2 Limitations B 2 Operational Features and Controls B 3 Welding Operation B 4 Welding Parameters and Guidelines B 5 Welding Pro...

Page 8: ...UIT AWG IEC SIZES AWG IEC SIZES 200 50 60 40 33 220 50 60 40 30 10 6 mm2 10 6 mm2 380 50 60 30 18 415 50 60 30 17 440 50 60 30 16 HEIGHT WIDTH DEPTH WEIGHT 23 2 in 13 2 in 24 4 in 100 lbs 589 mm 336 m...

Page 9: ...COPPER SIZE NAMEPLATE SUPPLY WIRE GROUND WIRE IN CONDUIT IN CONDUIT AWG IEC SIZES AWG IEC SIZES 200 50 60 40 36 208 50 60 40 34 380 50 60 30 20 10 6 mm2 10 6 mm2 400 50 60 30 19 415 50 60 30 18 HEIGH...

Page 10: ...al codes SUPPLY CONNECTIONS Be sure the voltage phase and frequency of the input supply is as specified on the rating plate Input Power supply line entry in provided on the case back of the machine Se...

Page 11: ...try access hole at the right rear of the machine 3 Route the cable through the cable hangers located along the lower right inside edge of the machine up to the power switch located on the front panel...

Page 12: ...66 access door on wraparound 2 Move input voltage switch to Voltage 380 460V position 3 Move lead A to 380 415 Terminal 380 400 or 415 VAC 1 Open reconnect panel Codes 11367 access door on wraparound...

Page 13: ...out of fumes Use ventilation or exhaust to remove fumes from breathing zone WELDING SPARKS can cause fire or explosion Keep flammable material away Do not weld on containers that have held combustible...

Page 14: ...ls Digital meters for procedure settings are standard Automatic Inductance or Pinch Control Solid state circuitry for extra long component life Current feedback ensures that original procedure setting...

Page 15: ...EAK CURRENT DISPLAY METER This is a digital meter for displaying the preset Peak Current This meter displays in 1 amp increments This meter does not indicate actual welding current only the preset cur...

Page 16: ...r connection instructions 11 ARC SENSE RECEPTACLE This is a four pin MS type connector for WORK and ELECTRODE sense leads The STT requires a WORK sense and ELECTRODE sense lead for proper operation Th...

Page 17: ...level should be set greater than in a cor responding application using a gas blend with a high percentage of Argon Longer initial arc lengths with 100 CO2 are required to reduce spatter BACKGROUND CUR...

Page 18: ...Electrode size mm 0 035 0 045 0 045 0 9 1 1 1 1 WFS min m min 100 100 120 2 5 2 5 3 0 Peak Current 225 270 310 Background Current 40 65 70 Tailout setting 8 4 6 Average Amperage 70 110 130 Travel Spe...

Page 19: ...SENSE LEADS These leads are used to accu rately sense arc voltage One set is required for each STT II power source A 10 ft and 25 ft set are provid ed as standard with the machine Additional sets are...

Page 20: ...e wire feeder control cable between the LN 742 or STT 10 and the 14 pin Wire Feeder Receptacle on the STT II For the STT 10 Wire Feeder Connect the second wire feeder control cable between the STT 10...

Page 21: ...ELDING ARC WORK LEAD WIRE FEEDER WIRE FEEDER CONTACT ELECTRODE SENSE LEAD IS BOLTED TOGETHER WITH ELECTRODE LEAD ON THE BLOCK STT 10 WIRE FEEDER WARNING Turn off input power to the Welding Power sourc...

Page 22: ...with machine NEVER USE A SHORTING STRAP FOR THIS PROCEDURE 5 Locate the two capacitor terminals large hex head cap screws shown in Figure D 1 6 Use safety glasses electrically insulated gloves and in...

Page 23: ...ted circuit boards Power Switch Main Transformer Input Rectifier Heat Sink Fins Input Filter Capacitors Output Terminals Lower base compartment 4 Examine capacitors for leakage or oozing Replace if ne...

Page 24: ...IBLE CAUSE lists the obvious external possibilities that may contribute to the machine symptom Step 3 RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause genera...

Page 25: ...able between the feeder and the STT II unit Make sure the 2 and 4 leads are intact 2 Put a jumper wire between Pins C and D on the 14 pin MS connector If normal open circuit voltage 85VDC is restored...

Page 26: ...again con tact your local Lincoln Authorized Field Service Facility 1 The over current sensor is being activated indicating that too much output current is being drawn from the machine Reduce weld ing...

Page 27: ...oltages fuses and input voltage reconnect proce dures See Installation section 2 If high input voltage 380VAC or higher is applied the capacitors may need conditioning Let the unloaded machine idle fo...

Page 28: ...rift or output power is low POSSIBLE CAUSE 1 Check the Arc Sense leads for loose or faulty connections 2 Make sure the Arc Sense WORK lead is as close as pos sible to the welding arc 3 Make sure the m...

Page 29: ...ir currents 2 Check gun and nozzle for leaks or obstructions 3 Make certain machine and wire feed settings are correct for process 1 One or more of the machine set tings may be wrong Check the Backgro...

Page 30: ...ALS U W TO SUPPLY CIRCUIT FOR THREE PHASE INPUT GROUND MACHINE PER NATIONAL AND LOCAL ELECTRICAL CODES N B SINCE COMPONENTS OR CIRCUITRY OF A PRINTED CIRCUIT BOARD MAY CHANGE WITHOUT AFFECTING COMPONE...

Page 31: ...ARY TRANSFORMER 115V 10V 18V R W R B B U U E C D7 U BLUE 212A 212 501 504 T4 275 351 350 352 353 354 355 356 357 358 358 359 359 360 360 361 361 362 362 363 363 290 291 J21 2 9 3 4 12 13 N O 1 2 4 3 6...

Page 32: ...F 3 DIAGRAMS F 3 INVERTEC STT II CE 13 19 20 75 23 25 13 21 24 50 1 9 98B M18706 DIMENSION PRINT STT II CE...

Page 33: ...NOTES INVERTEC STT II CE...

Page 34: ...NOTES INVERTEC STT II CE...

Page 35: ...NOTES INVERTEC STT II CE...

Page 36: ...electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel o ropa moja da Aislese del trabajo y...

Page 37: ...e Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fuma a Use ventila o e exhaust o para remover fumo da zona respirat ria Turn power off before servicing Desconectar el cable de ali mentaci...

Page 38: ...and Service through Subsidiaries and Distributors Worldwide Cleveland Ohio 44117 1199 U S A TEL 216 481 8100 FAX 216 486 1751 WEB SITE www lincolnelectric com World s Leader in Welding and Cutting Pr...

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