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Lincoln Electric IM679-A - page 1
INVERTEC V350-PRO OPERA TOR’S MANUAL For use with machines Code 10651, 10669, 10852 IM679-A February, 2001 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 thought- ful operation on your part. DO NOT INSTALL, OPER ...
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Lincoln Electric IM679-A - page 2
FOR ENGINE powered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exhaust fumes outdoors. ________________________________________________ ...
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Lincoln Electric IM679-A - page 3
ii SAFETY ii ARC RA YS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks and the rays of the arc when welding or observing open arc welding. Headshield and filter lens should conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable flame-resistant material to protect your skin ...
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Lincoln Electric IM679-A - page 4
FOR ELECTRICALL Y powered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working on the equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer ’ s recommendations. 8.c. Ground the equipment in accordance with the U.S. National Electrical ...
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Lincoln Electric IM679-A - page 5
iv SAFETY iv PRÉCA UTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les pr é cautions de s û ret é specifiques qui parraissent dans ce manuel aussi bien que les pr é cautions de s û ret é g é n é rales suiv- antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse é lectrique: a ...
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Lincoln Electric IM679-A - page 6
Thank You for selecting a QUALITY product by Lincoln Electric. We want you to take pride in operating this Lincoln Electric Company product ••• as much pride as we have in bringing this product to you! Read this Operators Manual completely before attempting to use this equipment. Save this manual and keep it handy for quick reference. Pay par ...
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Lincoln Electric IM679-A - page 7
vi T ABLE OF CONTENTS Page Installation .......................................................................................................Section A Technical Specifications ........................................................................................A-1 Safety Precautions ............................................................. ...
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Lincoln Electric IM679-A - page 8
V350-PRO A-1 INST ALLA TION A-1 TECHNICAL SPECIFICA TIONS - INVERTEC V350-PR O INPUT A C V OL T A GE & DC OUTPUT Product Ordering Input AC Rated DC Output Output Weight Dimensions Name Information Voltage Amps/Volts/Duty Cycle Range with Cord HxWxD (continuous) K1728-1 Factory Factory 82.5lbs 200 350A / 34V / 60% (37.4 kg) 14.8” x 13.3” x I ...
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Lincoln Electric IM679-A - page 9
A-2 INST ALLA TION A-2 SELECT SUIT ABLE LOCA TION The Invertec V350-PRO will operate in harsh environ- ments. Even so, it is important that simple preventa- tive measures are followed in order to assure long life and reliable operation. • The machine must be located where there is free cir- culation of clean air such that air movement in the back ...
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Lincoln Electric IM679-A - page 10
A-3 INST ALLA TION A-3 V350-PRO LN-7 Connection Instructions An LN-7 can only be used with the “ Factory ” & “ Advance Process ” versions of the 350-Pro. • Turn the Invertec power switch "off". • Connect the K480 control cable from the LN-7 to the 115VAC 14-pin wire feeder MS-style connector on the rear of the Invertec. ? ...
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Lincoln Electric IM679-A - page 11
A-4 INST ALLA TION A-4 V350-PRO QUICK DISCONNECT PLUGS A quick disconnect system is used for the welding cable connections. The welding plug included with the machine is designed to accept a welding cable size of 1/0 to 2/0. 1. Remote 25mm (1 in.) of welding cable insulation. 2. Slide rubber boot onto cable end. The boot end may be trimmed to match ...
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Lincoln Electric IM679-A - page 12
B-1 OPERA TION V350-PRO B-1 SAFETY PRECA UTIONS ELECTRIC SHOCK can kill. • Do not touch electrically live parts or electrode with skin or wet clothing. • Insulate yourself from work and ground. • Always wear dry insulating gloves. ------------------------------------------------------------------------ FUMES AND GASES can be danger- ous. • ...
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Lincoln Electric IM679-A - page 13
B-2 OPERA TION B-2 For all versions, these trigger modes can be over-ridden (switched) with the WELD TERMINALS push button. When changed, the unit will power up in the configuration it was in when it was last powered down. 5. THERMAL • This status light indicates when the power source has been driven into thermal overload. If the output terminals ...
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Lincoln Electric IM679-A - page 14
B-3 OPERA TION B-3 • The Arc Control regulates the relative Slope of the process. Slope dynamically controls the force the arc has to penetrate an open root. At the minimum setting, Arc Control is very soft and is similar to the Stick Soft mode. At the maximum setting, the slope is reduced, the OCV is reduced, and the operator has full control of ...
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Lincoln Electric IM679-A - page 15
B-4 OPERA TION B-4 7A. AD V ANCED PR OCESS P ANEL (See Figure 2) To program Welding modes. Select knob is used to Scroll through all Welding modes. The Memory button is used to store and access Welding modes into loca- tions M1 thru M8. Modes: In addition to the 5 welding modes described in SEC- TION 7, the Advance Process Panel allows you to selec ...
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Lincoln Electric IM679-A - page 16
B-5 OPERA TION B-5 V350-PRO CONTROLS: (See Figure 2) The MEMORY button and SELECT knob are used together to select a welding process an store it in (M1 thru M8). The SELECT knob scrolls through the, welding process modes and memory modes M1 thru M8. The MEMORY button stores the welding process in memory. • SELECT button " (The right button) ...
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Lincoln Electric IM679-A - page 17
B-6 OPERA TION B-6 WELD MODE DET AILS: V350-PRO Mode Range Comments Stick Soft 5 - 425 amps The stick soft mode is the best selection for general stick applications. Arc Control = Arc Force Hot Start = Initial hot start current (min = start a match set amps, Max. = greatest hot start current) During hot start, arc force is set at high and is fast r ...
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Lincoln Electric IM679-A - page 18
B-7 OPERA TION B-7 PULSE PROGRAMS: V350-PRO .030 Steel 65 - 1200 .035 Steel 55 - 800 .045 Steel 50 - 700 .052 Steel 75 - 550 .045 Metal Core 50 - 650 .052 Metal Core 50 - 500 .030 Stainless Ar Blends 85 - 770 .030 Stainless He Ar CO2 110 - 770 .035 Stainless Ar Blends 65 - 770 .035 Stainless He Ar CO2 75 - 770 .045 Stainless Ar Blends 50 - 600 .045 ...
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Lincoln Electric IM679-A - page 19
B-8 OPERA TION B-8 V350-PRO LOWER CASE PANEL The output studs, line switch and remote connector are located on the lower case front. 9 . Both STUDS contain "Twist-Mate" connector inserts. • The Negative stud is configured to accept the pass through gas system. 10 . The ON-OFF switch is a 3-phase circuit breaker rated at 100 amps per leg ...
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Lincoln Electric IM679-A - page 20
B-9 OPERA TION B-9 V350-PRO DESIGN FEATURES and ADVANTAGES • Multiple process DC output range: 5 - 425 amps • Presettable welding outputs. • Built-in Line Voltage Compensation holds the output constant over +/- 10% input fluctuations. • State of the art inverter technology yields high power efficiency, excellent welding performance, lightwe ...
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Lincoln Electric IM679-A - page 21
C-1 A CCESSORIES C-1 OPTIONS / A CCESSORIES CONSTRUCTION VERSION – K1728-2 • All welding modes for this model run with local out- put control and weld terminals ON (e.g. Stick, TIG, LN25 off the arc). K930-1 TIG Module K428,K446, K449 LN-25(Off the Arc) • Undercarriage – K1764-1 • Valet Style Undercarriage – K1838-1 F A CT OR Y VERSION ...
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Lincoln Electric IM679-A - page 22
D-1 MAINTENANCE D-1 VISU AL INSPECTION Clean interior of machine with a low pressure air stream. Make a thorough inspection of all compo- nents. Look for signs of overheating, broken leads or other obvious problems. Many problems can be uncovered with a good visual inspection. ROUTINE MAINTENANCE 1. Every 6 months or so the machine should be cleane ...
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Lincoln Electric IM679-A - page 23
E-1 TR OUBLESHOO TING E-1 V350-PRO If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CA UTION This Troubleshooting Guide is provided to help you locate and repair poss ...
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Lincoln Electric IM679-A - page 24
E-2 TR OUBLESHOO TING E-2 V350-PRO If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CA UTION Observe all Safety Guidelines detailed throughout this manual PROBLEMS (S ...
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Lincoln Electric IM679-A - page 25
E-3 TR OUBLESHOO TING E-3 V350-PRO Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CA UTION PROBLEMS (S ...
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Lincoln Electric IM679-A - page 26
E-4 TR OUBLESHOO TING E-4 V350-PRO Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CA UTION F ault Code ...
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Lincoln Electric IM679-A - page 27
E-5 TR OUBLESHOO TING E-5 V350-PRO Observe all Safety Guidelines detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your Local Lincoln Authorized Field Service Facility for technical troubleshooting assistance before you proceed. CA UTION Displa ys D ...
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Lincoln Electric IM679-A - page 28
F-1 DIA GRAMS F-1 V350-PRO TURN THE POWER SWITCH OF THE WELDING POWER SOURCE "OFF" BEFORE INSTALLING PLUGS ON CABLES OR WHEN CONNECTING OR DISCONNECTING PLUGS TO WELDING POWER SOURCE. STRAIGHT PLUG (14 PIN) TO POWER SOURCE CABLE RECEPTACLE (6 SOCKET) CABLE RECEPTACLE (14 SOCKET) TO: 1) LN-7 WIRE FEEDERS TO: 1) K857 REMOTE CONTROL 2) K963 ...
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Lincoln Electric IM679-A - page 29
F-2 DIA GRAMS F-2 V350-PRO N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION. N.B. DIAGRAM SHOWS ELECTRODE POSITIVE. TO CHANGE POLARITY, TURN POWER "OFF", REVERSE ELECTRODE AND WORK CABLE AT POWER SOURCE. N.C. INSULATE EACH UNUSED LEAD INDIVIDUALLY. ELECTRODE CABLE TO LN-7 TO WORK - + 14 PIN AMPHENOL SPARE 82 81 4 ...
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Lincoln Electric IM679-A - page 30
F-3 DIA GRAMS F-3 V350-PRO N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION. N.B. DIAGRAM SHOWS ELECTRODE POSITIVE. TO CHANGE POLARITY, TURN POWER "OFF", REVERSE ELECTRODE AND WORK CABLE AT POWER SOURCE. N.C. INSULATE EACH UNUSED LEAD INDIVIDUALLY. TO WORK - + 14 PIN AMPHENOL N.C. ELECTRODE CABLE TO LN-25 K867 AD ...
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Lincoln Electric IM679-A - page 31
F-4 DIA GRAMS F-4 V350-PRO N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION. N.B. DIAGRAM SHOWS ELECTRODE POSITIVE. TO CHANGE POLARITY, TURN POWER "OFF", REVERSE ELECTRODE AND WORK CABLE AT POWER SOURCE. N.C. INSULATE EACH UNUSED LEAD INDIVIDUALLY. TO WORK - + 14 PIN AMPHENOL N.C. 76 82 K867 UNIVERSAL ADAPTER PLU ...
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Lincoln Electric IM679-A - page 32
F-5 DIA GRAMS F-5 V350-PRO Only qualified persons should install, use or service this machine. using the disconnect switch at the fuse box WARNING Turn off input power to the Welding Power Source Before connecting the wire feeder. ELECTRIC SHOCK CAN KILL N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION. N.B. DIAGRAM SHOWS ...
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Lincoln Electric IM679-A - page 33
F-6 DIA GRAMS F-6 V350-PRO Only qualified persons should install, use or service this machine. using the disconnect switch at the fuse box WARNING Turn off input power to the Welding Power Source Before connecting the wire feeder. ELECTRIC SHOCK CAN KILL N.A. WELDING CABLE MUST BE SIZED FOR CURRENT AND DUTY CYCLE OF APPLICATION. N.B. DIAGRAM SHOWS ...
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Lincoln Electric IM679-A - page 34
F-7 DIA GRAMS F-7 V350-PRO NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement. Give the equipment code number.. ...
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Lincoln Electric IM679-A - page 35
F-8 DIA GRAMS F-8 V350-PRO 1 4.7 9 1 2.4 4 3.44 21.60 27.82 5.50 10.0 0 MOUNTING HOLE LOCATIONS M19527 13.1 0 1/4- 20 NUT (4 PLAC ES) NOTE: MOUNTING SCREWS CA 8/00 N NOT PROTR UDE MORE THAN 0.5 IN CHES INSIDE THE MACHINE. 11.8 4 3.50 DIMENSION PRINT ...
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Lincoln Electric IM679-A - page 36
NO TES V350-PRO ...
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Lincoln Electric IM679-A - page 37
NO TES V350-PRO ...
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Lincoln Electric IM679-A - page 38
W ARNING A VISO DE PRECA UCION A TTENTION W ARNUNG A TEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic READ AND UNDERST AND THE MANUF ACTURER’S INSTRUCTION FOR THIS EQUIPMENT AND THE CONSUMABLES TO BE USED AND FOLLOW YOUR EMPLOYER’S SAFETY PRACTICES. SE RECOMIENDA LEER Y ENTENDER LAS INSTRUCCIONES DEL F ABRICANTE PARA E ...
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Lincoln Electric IM679-A - page 39
W ARNING A VISO DE PRECA UCION A TTENTION W ARNUNG A TEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE PARA ESTE EQUIP AMENTO E AS P ARTES DE USO, E SIGA AS PRÁTICAS DE SEGURANÇA DO EMPREGADOR. ● Keep your head out of fumes. ● Use ventilation or exhaust to remove fumes ...
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Lincoln Electric IM679-A - page 40
• 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 • ...
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