Instruction/ maintenance manual of the product IM887 Lincoln Electric
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• Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 441 17-1 199 U.S.A. TEL: 216.481.8100 F AX: 216.486.1751 WEB SITE: www .
FOR ENGINE powered equipment. 1.a. T urn 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.
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.
FOR ELECTRICALL Y powered equipment. 8.a. T urn of f 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.
iv SAFETY iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: Sûreté Pour Soudage A L ’Arc 1.
Thank Y Y o u 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.
1 T ABLE OF CONTENTS SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PRODUCT DESCRIPTION The 250 LX spool gun is a lightweight, handheld combined semiau- tomatic wire feeder and welding gun, designed primarily for alu- minum welding using argon shielding gas.
Unpacking the Spool Gun Safety Precautions – Read "Safety Precautions" in the Operating Manual before proceeding. Only personnel that have read and understood the Operating Manual should install and operate this equipment. – Power source must be turned "OFF" and power leads disconnected when installing this unit.
Spool Gun Familiarization Become familiar with your spool gun before connecting to welder . For features described below , refer to Figure on the next page. 1. Handle, gun can be used in either right or left hand. 2. T rigger operates welding power , gas flow , and wire feed.
MAGNUM 250 LX - OPERA TING INSTRUCTIONS 5 LID (POSITION UP) CONT ACT TIP SPOOL COVER KNOB SPOOL COVER TORCH BODY IDLER ROLLER PRESSURE RELEASE LEVER (POSITION UP) Safety Precautions W ARNING • Do not touch electrically live parts or electrode with skin or wet clothing • Insulate yourself from work and ground.
MAGNUM 250 LX - OPERA TING INSTRUCTIONS 6 4. Select wire of size and type needed. Wire must be straight, with no kinks or bends. Check drive roller for the correct groove positioning for the size wire selected. See "Drive Roll Groove Selection", for details.
MAGNUM 250 LX - OPERA TING INSTRUCTIONS NARROW WIDE 3/64th .030 or .035 LID RELEASE LEVER SHAFT DRIVE ROLL 7 Liner Installation: Over tightening the Liner Retaining Set Screw can cause damage to the Plastic Liner and cause wire feeding problems. DIFFUSER SET SCREW NECK LINER CAUTION Drive Roll Groove Selection The drive roll has two grooves.
8 MAGNUM 250 LX - OPERA TING INSTRUCTIONS Making A W eld 1. Check that the spool gun power , control, and gas connections are correct for the power source being used. Check that the gas supply is turned on. Check wire spool for an adequate supply of wire.
MAGNUM 250 LX ACCESSORIES/MAINTENANCE MAINTENANCE Safety Precautions W ARNING • Do not operate with covers removed. • Disconnect input power from welder before installing gun. • Do not touch electrically hot part. • Only qualified persons should install, use or service this machine.
MAGNUM 250 LX T roubleshooting Guide PROBLEM SYMPTOMS REMEDY No arc, wire feed, or gas flow . 1. Cable connections loose. 1. Check all power connections. 2. T rigger switch loose or defective. 2. Fix switch or replace. 3. Welder not turned on. 3. T urn on welder power .
MAGNUM 250 LX T roubleshooting Guide TESTING THE TORCH Motor Check. Remove the torch connector from the cabinet. Using the torch Control Cable Connector , check the resistance across pins “A” and “B” (motor leads). The resistance across the motor should be between 5-10 ohms.
W ARNING A VISO DE PRECAUCION 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.
W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE P ARA ESTE EQUIP AMENTO E AS PAR TES DE USO, E SIGA AS PRÁTICAS DE SEGURANÇA DO EMPREGADOR.
• Sales and Service through Subsidiaries and Distributors Worldwide • Cleveland, Ohio 441 17-1 199 U.S.A. TEL: 216.481.8100 F AX: 216.486.1751 WEB SITE: www .
An important point after buying a device Lincoln Electric IM887 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lincoln Electric IM887 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lincoln Electric IM887 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lincoln Electric IM887 you will learn all the available features of the product, as well as information on its operation. The information that you get Lincoln Electric IM887 will certainly help you make a decision on the purchase.
If you already are a holder of Lincoln Electric IM887, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lincoln Electric IM887.
However, one of the most important roles played by the user manual is to help in solving problems with Lincoln Electric IM887. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lincoln Electric IM887 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
