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SVM179-B
April, 2011
™
LN-25 PRO WIRE FEEDER
For use with machines having Code Numbers: 11387, 11388
11507, 11508
11620, 11621
11716, 11717
11746, 11747
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 PRE-
CAUTIONS CONTAINED
THROUGHOUT.
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i i SAFETY WARNING CALIFORNIA PROPOSITION 65 WARNINGS Diesel engine exhaust and some of its constituents The engine exhaust from this product contains are known to the State of California to cause can- chemicals known to the State of California to cause cer, birth defects, and other reproductive harm. cancer, birth defects, or other reproductive harm. The Above For Gasoline Engines The Above For Diesel Engines ARC WELDING can be hazardous. PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY
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ii ii SAFETY ELECTRIC SHOCK can kill. ARC RAYS can burn. 3.a. The electrode and work (or ground) circuits 4.a. Use a shield with the proper filter and cover are electrically “hot” when the welder is on. plates to protect your eyes from sparks and Do not touch these “hot” parts with your bare the rays of the arc when welding or observing skin or wet clothing. Wear dry, hole-free open arc welding. Headshield and filter lens gloves to insulate hands. should conform to ANSI Z87. I standards. 4.b. Us
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iii iii SAFETY WELDING and CUTTING CYLINDER may explode SPARKS can cause fire or if damaged. 7.a. Use only compressed gas cylinders explosion. containing the correct shielding gas for the 6.a. Remove fire hazards from the welding area.If process used and properly operating this is not possible, cover them to prevent the welding sparks regulators designed for the gas and from starting a fire. Remember that welding sparks and hot pressure used. All hoses, fittings, etc. should be suitable for mate
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iv iv SAFETY 6. Eloigner les matériaux inflammables ou les recouvrir afin de PRÉCAUTIONS DE SÛRETÉ prévenir tout risque d’incendie dû aux étincelles. Pour votre propre protection lire et observer toutes les instructions 7. Quand on ne soude pas, poser la pince à une endroit isolé de et les précautions de sûreté specifiques qui parraissent dans ce la masse. Un court-circuit accidental peut provoquer un manuel aussi bien que les précautions de sûreté générales suiv- échauffement et un risque d’inc
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I I - MASTER TABLE OF CONTENTS FOR ALL SECTIONS - Page Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Section A Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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A-1 A-1 TABLE OF CONTENTS - INSTALLATION SECTION Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-1 Technical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .A-2 Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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A-2 A-2 INSTALLATION TECHNICAL SPECIFICATIONS – LN-25™ PRO (K2613-1, -2, -5, and -7) INPUT VOLTAGE and CURRENT INPUT VOLTAGE ± 10% INPUT AMPERES 15-110 VDC 4A (24-42 VAC with remote voltage control kit installed) RATED OUTPUT @ 104°F (40°C) DUTY CYCLE INPUT AMPERES 60% rating 450 100% rating 325 GEARING - WIRE FEED SPEED RANGE-WIRE SIzE GMAW FCAW GEARING WFS RANGE WIRE SIzES WFS RANGE WIRE SIzES Extra torque 50 – 400 ipm .023 – 1/16" 30 – 400 ipm .030 - 3/32” K2613-2 & K2613-7 (0.8 – 10.1
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A-3 A-3 INSTALLATION SAFETY PRECAUTIONS The LN-25™ PRO is rated IP23 and is suitable for outdoor use. WARNING The handle of the LN-25™ PRO is intended for moving the wire feeder about the work place only. ELECTRIC SHOCK CAN KILL. • Turn the input power OFF at the When suspending a wire feeder, insulate the disconnect switch or fuse box hanging device from the wire feeder enclosure. before attempting to connect or disconnect input power lines, out- HIGH FREQUENCY PROTECTION put cables or contro
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A-4 A-4 INSTALLATION 2. Remove the cylinder cap. Inspect the cylinder valves CABLE CONNECTIONS and regulator for damaged threads, dirt, dust, oil or grease. Remove dust and dirt with a clean cloth. DO There is one circular connector for the gun trigger on NOT ATTACH THE REGULATOR IF OIL, GREASE the front of the LN-25™ PRO. OR DAMAGE IS PRESENT! Inform your gas supplier of this condition. Oil or grease in the presence of high pressure oxygen is explosive Table A.2 . Function Pin Wiring 3. Stand
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A-5 A-5 INSTALLATION PROCEDURE TO INSTALL DRIVE ROLLS Tools required: • 1/4" hex key wrench. AND WIRE GUIDES WARNING 1. Turn power off at the welding power source. 2. Remove the welding wire from the wire drive. • Turn the input power OFF at the weld- ing power source before installation 3. Remove the thumb screw from the wire drive. or changing drive rolls and/or guides. • Do not touch electrically live parts. 4. Remove the welding gun from the wire drive. • When inching with the gun trigg
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A-6 A-6 INSTALLATION 1. Squeeze the release bar on the retaining collar and PRESSURE ARM ADJUSTMENT remove it from the spindle. WARNING 2. Place the spindle adapter on the spindle, aligning the spindle brake pin with the hole in the adapter. ELECTRIC SHOCK can kill. • Turn the input power OFF at the weld- 3. Place the spool on the spindle and align the adapter ing power source before installation or brake tab with one of the holes in the back side of changing drive rolls and/or guides. the spoo
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A-7 A-7 INSTALLATION POWER SOURCE TO LN-25™ PRO CABLE CONNECTION DIAGRAMS ACROSS THE ARC SET-UPS CC Power Sources with Output Terminals Always Hot (See Figure A.5) CC Power Source Ranger 250, 250 LPG Ranger 305G, 305D FIGURE A.5 Commander 300 Vantage 300, 400, 500 Air Vantage 500 LN-25 PRO Electrode Ranger 10,000 (Across the Arc) Ranger 3 phase SAE 400 with CV adapter Work clip Engine Driven welder with Work Wire Feed Module K# Description If the power source has a Remote/Local switch, place K
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A-8 A-8 INSTALLATION CV Power Source with Twist-Mate Connectors and Remote/Local Switch. (See Figure A.7) FIGURE A.7 LN-25 PRO Electrode V350-Pro (Across the Arc) Work clip Work K# Description Place CV/CC switch in the feeder in the "CV" position. K2613-1 LN-25™ PRO Wire Feeder K2613-2 LN-25™ PRO Extra Torque KP1695-XX KP1696-XX Drive Roll Kit KP1697-XX See Magnum Literature Welding Gun CC power Source K1841 Welding Cables CV Power Source with Twist-Mate Connectors and no Remote/Local Switch. (
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B-1 B-1 TABLE OF CONTENTS - OPERATION SECTION Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-1 Safety Precautions and Graphic Symbol Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .B-2 General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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B-2 B-2 OPERATION GRAPHIC SYMBOLS THAT APPEAR ON SAFETY PRECAUTIONS READ AND UNDERSTAND ENTIRE SECTION THIS MACHINE OR IN THIS MANUAL BEFORE OPERATING MACHINE. INPUT POWER WARNING • ELECTRIC SHOCK CAN KILL. Unless using COLD FEED fea- ON ture, when feeding with gun trig- ger, the electrode and drive mechanism are always electri- OFF cally energized and could remain energized several sec- onds after the welding ceases.. • Do not touch electrically live part or electrode WIRE FEEDER with skin or w
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B-3 B-3 OPERATION General Functional Description DEFINITION OF WELDING TERMS The LN-25™ PRO as designed is a simple, robust WFS feeder. Standard features include a calibrated wire • Wire Feed Speed feed speed dial, 2 step/trigger interlock switch, CV-CC switch, Gas Purge and Cold Feed. Some newer codes CC also have a Wire Speed range switch for more precise • Constant Current setting at lower speeds. CV • Constant Voltage RECOMMENDED PROCESSES GMAW • GMAW • Gas Metal Arc welding • FCAW SMAW PR
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CV TABLE B.1 - OPERATION B-4 B-4 OPERATION FIGURE B.1 5 1 1 5 6 6 2 2 7 3 3 4 4 K2613-1 & K2613-2 K2613-5 & K2613-7 CASE FRONT CONTROLS (See Figure B.1) Models with analog voltmeters have a calibrated ITEM DESCRIPTION scale printed around the wire feed speed knob using "in/min" units. A separate decal with "m/min" units is 1. Analog Voltmeter included with these models wire feeder. Units with a 2. Wire Feed Speed Control range switch have two calibrated scales. 3. 5-Pin Gun Trigger Receptacle
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B-5 B-5 OPERATION Wire Feed Speed, CC Operation (See Figure B.2 or See Table B.2) When Across the Arc models are operated with CC 4. Determine the vertical line representing the CC power sources, the wire feed speed changes as the arc representing the CC Wire Feed Speed setting voltage changes. When the arc voltage increases, the where the above two lines cross. (See Figure B.2 wire feed speed will increase; and when the arc voltage arrow line for 450.) Set the LN-25™ PRO wire feed decreases
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B-6 B-6 OPERATION TABLE B.2 - VV (CC) WIRE SPEED SETTING Desired Arc Volts Used In/Min 16 18 20 22 24 26 28 30 32 34 50 109 97 88 80 73 67 63 58 55 51 60 131 117 105 95 88 81 75 70 66 62 70 153 136 123 111 102 94 88 82 77 72 80 175 156 140 127 117 108 100 93 88 82 90 197 175 158 143 131 121 113 105 98 93 100 219 194 175 159 146 135 125 117 109 103 110 241 214 193 175 160 148 138 128 120 113 120 263 233 210 191 175 162 150 140 131 124 130 284 253 228 207 190 175 163 152 142 134 140 306 272 245 22
