Lincoln Electric MAGNUM 250 manual

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27

Go to page of

A good user manual

The rules should oblige the seller to give the purchaser an operating instrucion of Lincoln Electric MAGNUM 250, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.

What is an instruction?

The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Lincoln Electric MAGNUM 250 one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.

Unfortunately, only a few customers devote their time to read an instruction of Lincoln Electric MAGNUM 250. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.

What should a perfect user manual contain?

First and foremost, an user manual of Lincoln Electric MAGNUM 250 should contain:
- informations concerning technical data of Lincoln Electric MAGNUM 250
- name of the manufacturer and a year of construction of the Lincoln Electric MAGNUM 250 item
- rules of operation, control and maintenance of the Lincoln Electric MAGNUM 250 item
- safety signs and mark certificates which confirm compatibility with appropriate standards

Why don't we read the manuals?

Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Lincoln Electric MAGNUM 250 alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Lincoln Electric MAGNUM 250, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Lincoln Electric service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Lincoln Electric MAGNUM 250.

Why one should read the manuals?

It is mostly in the manuals where we will find the details concerning construction and possibility of the Lincoln Electric MAGNUM 250 item, and its use of respective accessory, as well as information concerning all the functions and facilities.

After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.

Table of contents for the manual

  • Page 1

    MA GNUM ® PRO 250/350/450 AND 550 #$& ( #&W'V!") ! September , 2010 '276EJ 6A6?5D@? - @F 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 yo[...]

  • Page 2

    #& "" A@H6C65 6BF:A>6?E 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. ____________[...]

  • Page 3

    :: '(- :: & & -' 42? 3FC? 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 flam[...]

  • Page 4

    ::: '(- ::: #&  (& - A@H6C65 6BF:A>6?E 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 e[...]

  • Page 5

    :G '(- :G $&M)(#"'  'U&(M Pour votre propre protection lire et observer toutes les instructions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- antes: 'OC6EN$@FC '@F5286  W[...]

  • Page 6

    G G Thank Y ou for selecting a %) (- product by Lincoln Electric. W e want you to take pride in operating this Lincoln Electric Company product ••• as much pride as we have in bringing this product to you! &625E9:D#A6C2E@CD !2?F2=4@>A=6E6=J before attempting to use this equipment. Save this manual and keep it handy fo[...]

  • Page 7

    (   # #"("(' Page 6?6C2= 6D4C:AE:@?  ?[...]

  • Page 8

    "&  '&$(#" !")!R $&#   !$   "&  '&$(#" The MAGNUM® PRO 250, 350, 450 & 550 Amp and cable assemblies have been designed to meet specifi- c[...]

  • Page 9

    "&  '&$(#" !")!R $&#   !$   !")!R $&#  2>A6C6D (  )(--  +( #  ' [...]

  • Page 10

     "&  '&$(#"   !")!R $&#  "  !")!R $&#  2>A6C6D (  )(--  +( #  ' ?[...]

  • Page 11

    "'(   (#"   !")!R $&#   !$ &625 E9:D6?E:C6 :?DE2==2E:@? D64E:@?367@C6 J@F DE2CE :?DE2==2E:@? '(-$&)(#"'  (& '#42? <[...]

  • Page 12

    "'(   (#"   !")!R $&#   !$ b. Remove the molded gas plug fitting on the side of the feeder end handle and replace it with the barbed brass fit- ting provided in the kit. The included wrench will fit both the gas plug and barbed fi[...]

  • Page 13

    "'(   (#"   "& "'(   (#"" (&!!""'(&)(#"' Installation of (KP44 and KP44N series liners) a. Lay the gun and cable straight on a flat surface. b. Make sure that the set screw in the connector end is b[...]

  • Page 14

    "'(   (#"   !")!R $&#   !$ #"( (($"' "#..  "'(   (#" a. Choose the correct size contact tip for the electrode being used (wire size is stenci[...]

  • Page 15

    "'(   (#" #""(#" ( # ($(&' Gun and cable assemblies which were assembled with a K466-5 connection kit will connect easily to an L-T ec feeder equipped with an L-T ec feeder connector assembly . L-T ec feeders require this connector asse[...]

  • Page 16

    #$& (#"     The MAGNUM® PRO 250, 350, 450 & 550 Amp guns and cables have been designed for use with Lincoln L- 50 and L-56, solid steel wire electrodes for the GMA W process and Lincoln Outershield cored electrodes for the gas-shielded FCA W process. Refer t[...]

  • Page 17

    !"("" !            <   The variation in cable lengths prevents the interchangeability of liners. Once a liner has been [...]

  • Page 18

    !"("" the outer jacket as shown in (Figure D.1). Be care- ful not to cut the insulation on the control wires while stripping jacket. Strip the red and white control leads 1/4 inch (6.4 mm) from the end and crimp a new S19492-2 terminal to each lead.  The cable contains four control leads. Any two cont[...]

  • Page 19

    !"("" bly and connect the replacement control lead termi- nals. j. Position the cable boot and strain relief on the cable so it fits in cable handle cavity and lock the strain relief in place by pushing the two halves together . k. Assemble cable in left side of gun handle. Assemble trigger into the proper handle ca[...]

  • Page 20

    !"("" strands with the threaded end out. Assemble incom- ing connector to cable by forcing the steel tube of the connector into the inside diameter of the cable inner tube until the copper strands are butted against the incoming connector shoulder . Keeping the copper strands against the shoulder , pull the connecto[...]

  • Page 21

    (&#) '##(" !")!R $&#   !$   If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact your @42= :?4@=?FE9@C:K65:6=5 '6CG:46 24:=:EJ[...]

  • Page 22

     (&#) '##("  !")!R $&#   !$ 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 @42=[...]

  • Page 23

    (&#) '##(" !")!R $&#   !$ 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 @42= :?4@=?FE9@C:K[...]

  • Page 24

    "#('  !")!R $&#  "[...]

  • Page 25

    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 FABRICANTE P ARA EL USO DE ESTE EQUIPO Y LOS CONSUMIBLES QUE V A A UTILIZAR, SIGA LAS MEDIDAS DE SEGURIDAD DE SU SUPERVISOR. LISEZ ET COMPRENEZ LE[...]

  • Page 26

    LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE PARA ESTE EQUIP AMENTO E AS PAR TES DE USO, E SIGA AS PRÁ TICAS DE SEGURANÇA DO EMPREGADOR. + &""  *'#  $&)#"  (("(#" + &")"  ("LT# 'A2?:D9 C6?49 6C>2? $@CEF8F6D6 2A[...]

  • Page 27

    • 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 .lincolnelectric.com • W orld's Leader in Welding and Cutting Products •[...]