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Lincoln Electric 4.1 - page 1
E LF A 3. 1 & 4. 1 Fume Extraction Arms OPERA TOR’S MANUAL 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, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING ...
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Lincoln Electric 4.1 - 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 4.1 - 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 4.1 - 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 C ...
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Lincoln Electric 4.1 - page 5
iv SAFETY iv PRÉCA UTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instruc- tions et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suivantes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse électrique: a. Les circuits ...
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Lincoln Electric 4.1 - 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 4.1 - page 7
vi T ABLE OF CONTENTS Page Safety ....................................................................................................................................... i-iv Installation ................................................................................................................... ....Section A Technical Specifications ....... ...
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Lincoln Electric 4.1 - page 8
500 750 4 6 0 250 1000 2 0 Air Flow (CFM) Vacuum (Inches WG) SF 2400 LTA 3.1/4.1 PRESSURE DROP - SF2400 F an and LF A 3.1/4.1 Arms LFA 3.1 & 4.1 FUME EXTRACTION ARMS A-1 INST ALLA TION A-1 T echnical Specifications- LF A 3.1 & 4.1 Fume Extraction Arms NOTE: Technical Specifications are subject to change without prior notice. Specifications ...
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Lincoln Electric 4.1 - page 9
If installing the arm on a Mobiflex 200-M , refer to the Mobiflex 200-M manual for installation information. If installing the arm on a Mobifle x 400-MS , refer to the Mobiflex 400-MS manual for installation information. If installing the arm with an SF2400 F an , refer to the SF2400 Fan manual for installation information This manual co v ers inst ...
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Lincoln Electric 4.1 - page 10
A-3 INST ALLA TION LFA 3.1 & 4.1 FUME EXTRACTION ARMS A-3 INST ALLING THE LF A 3.1 OR 4.1 ARM ON A W ALL MOUNTING BRA CKET Only qualified personnel should install, use or service this equipment. ------------------------------------------------------------------------ Leave the tape and plastic packaging on the extrac- tion arm sections until th ...
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Lincoln Electric 4.1 - page 11
Rotate the hinge rod (Fig. 4, Item D) so the stop pin (Fig. 4, Item B) is in the front. Mount the hanging adapter (Fig. 5, Item D) to the hinge rod using (2) 1.75 ” bolts with washers and nuts. Mount the spring bracket (Fig. 5, Item F) into the two holes as shown. Position one 8 ” rubber band (Fig. 5, Item A) and the flexible hose supplied with ...
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Lincoln Electric 4.1 - page 12
INST ALLING THE LF A 3.1 OR 4.1 ARM ON A W ALL MOUNTING BRA CKET (continued) MOUNTING THE LFA 3.1 OR 4.1 ARM TO THE WALL-MOUNTING BRACKET (continued) Position one 8 ” rubber band (Fig. 7, Item B) and the flexible hose supplied with the arm (Fig. 7, Item C) on the hood end of the arm (Fig. 7, Item A). Put the last rubber band on the hood connectio ...
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Lincoln Electric 4.1 - page 13
B-1 OPERA TION B-1 Read and understand this entire section before oper- ating your LFA 3.1 or 4.1 Extraction Arm. SAFETY INSTR UCTIONS Do not attempt to use this equipment until you have thoroughly read all operating and maintenance man- uals supplied with your equipment and any related welding machine it will be used with. They include important s ...
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Lincoln Electric 4.1 - page 14
R OUTINE MAINTENANCE Every 3 months, check the integrity of the outside of the extraction arm and clean it with a non-agressive detergent. Every 12 months: • Check the flexible hoses and rubber seals for cracks or damage; replace if necessary. • Check the inside of the extraction arm and clean it thoroughly. • Check and lubricate the hinge po ...
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Lincoln Electric 4.1 - page 15
D-1 TR OUBLESHOO TING D-1 LFA 3.1 & 4.1 FUME EXTRACTION ARMS 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 ...
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Lincoln Electric 4.1 - page 16
NO TES X-TRACTOR 1GC ...
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Lincoln Electric 4.1 - page 17
Now A vailab le...12th Edition The Procedure Handbook of Ar c W elding With over 500,000 copies of previous editions published since 1933, the Procedure Handbook is considered by many to be the “ Bible ” of the arc welding industry. This printing will go fast so don ’ t delay. Place your order now using the coupon below. The hardbound book co ...
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Lincoln Electric 4.1 - page 18
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 P ARA ...
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Lincoln Electric 4.1 - page 19
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 P ARA ESTE EQUIPAMENTO 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 4.1 - page 20
• 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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