RETURN TO MAIN MENU IM623-A LFA 3.1 & 4.1 Fume Extraction Arms May, 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 thoughtful operation on your part. DO NOT INSTALL, OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READING THIS MANUAL AND THE SAFETY PRECAUTIONS CONTAINED THROUGHOUT. And, most importantly, think before you act and be careful.
i i SAFETY WARNING CALIFORNIA PROPOSITION 65 WARNINGS Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer, birth defects, and other reproductive harm. The Above For Diesel Engines The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. The Above For Gasoline Engines ARC WELDING CAN BE HAZARDOUS.
ii ii SAFETY ARC RAYS can burn. ELECTRIC SHOCK can kill. 3.a. The electrode and work (or ground) circuits are electrically “hot” when the welder is on. Do not touch these “hot” parts with your bare skin or wet clothing. Wear dry, hole-free gloves to insulate hands. 3.b. Insulate yourself from work and ground using dry insulation. Make certain the insulation is large enough to cover your full area of physical contact with work and ground.
iii iii SAFETY WELDING SPARKS can cause fire or explosion. 6.a. Remove fire hazards from the welding area. If this is not possible, cover them to prevent the welding sparks from starting a fire. Remember that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas. Avoid welding near hydraulic lines. Have a fire extinguisher readily available. 6.b.
iv iv SAFETY 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 suivantes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secousse électrique: a. Les circuits à l’électrode et à la piéce sont sous tension quand la machine à souder est en marche.
v v 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! Thank You Please Examine Carton and Equipment For Damage Immediately When this equipment is shipped, title passes to the purchaser upon receipt by the carrier.
TABLE OF CONTENTS Safety Page .......................................................................................................................................i-iv Installation.......................................................................................................................Section A Technical Specifications .......................................................................................................A-1 Safety Precautions ................................................
A-1 A-1 INSTALLATION Technical Specifications- LFA 3.1 & 4.1 Fume Extraction Arms GENERAL Sales Specification K1655-1 K1655-2 Description LFA 3.1, 10 ft. Extraction Arm LFA 4.1, 13 ft. Extraction Arm Arm Length (including hood) 9.85 ft. (3 m) 13.13 ft. (4 m) Nominal Diameter 8.0 in. (203 mm) 350 CFM (600 m3/h) - 940 CFM (1,600 m3/h) Recommended Capacity Weight 33 lbs. (15 kg) 37 lbs. (17 kg) 16 ft. AMBIENT CONDITIONS o o 13 ft. Min. Temperature 41 F (5 C) Max.
A-2 A-2 INSTALLATION Read this entire installation section before you start installation. SAFETY PRECAUTIONS Do not attempt to use this equipment until you have thoroughly read all installation, operating and maintenance information supplied with your equipment. They include important safety precautions and detailed operating and maintenance instructions. WARNING ELECTRIC SHOCK can kill. • Do not touch electrically live parts such as internal wiring.
A-3 A-3 INSTALLATION INSTALLING THE LFA 3.1 OR 4.1 ARM ON A WALL MOUNTING BRACKET 8.3" (210 mm) WARNING Only qualified personnel should install, use or service this equipment. ------------------------------------------------------------------------ Leave the tape and plastic packaging on the extraction arm sections until the arm is completely installed (including mounting the hood).
A-4 A-4 INSTALLATION INSTALLING THE LFA 3.1 OR 4.1 ARM ON A WALL MOUNTING BRACKET (continued) MOUNTING THE LFA 3.1 OR 4.1 ARM TO THE WALL-MOUNTING BRACKET 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.
A-5 A-5 INSTALLATION INSTALLING THE LFA 3.1 OR 4.1 ARM ON A WALL MOUNTING BRACKET If using a Lincoln SF2400 Stationary Fan: MOUNTING THE SF2400 FAN TO THE WALL MOUNTING BRACKET (continued) MOUNTING THE LFA 3.1 OR 4.1 ARM TO THE WALL-MOUNTING BRACKET (continued) Use the (2) 0.75” bolts and the (2) 2.5” bolts with washers supplied with the fan to mount the fan (Fig. 9, Item B) to the rotating hinge (Fig. 9, Item C) as shown. Tighten all mounting bolts firmly to make the seal at the inlet of the fan.
B-1 OPERATION B-1 Read and understand this entire section before operating your LFA 3.1 or 4.1 Extraction Arm. Only qualified personnel should operate this equipment. SAFETY INSTRUCTIONS ADDITIONAL SAFETY PRECAUTIONS Do not attempt to use this equipment until you have thoroughly read all operating and maintenance manuals supplied with your equipment and any related welding machine it will be used with. They include important safety precautions, operating and maintenance instructions and parts lists.
C-1 C-1 MAINTENANCE ROUTINE MAINTENANCE Every 3 months, check the integrity of the outside of the extraction arm and clean it with a non-agressive detergent. B 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 points with lubricating oil. (See Fig. 10 C) • Check and lubricate the steel cable near the balance wheel with lubricating grease. (See Fig.
D-1 D-1 TROUBLESHOOTING Observe all Safety Guidelines detailed throughout this manual SYMPTOM PROBLEM SOLUTION Extraction arm creaks or squeaks. Insufficient lubrication. Lubricate hinge points as described in the Maintenance Section. Poor suction. Leakage. Check hose connections and integrity Fan outlet blocked. Remove obstructions from fan outlet. Air path in arm blocked. Remove obstructions from arm. Filter blocked (if used). Check maintenance indicator and replace filter if necessary.
NOTES X-TRACTOR 1GC
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● Do not touch electrically live parts or WARNING Spanish AVISO DE PRECAUCION French ATTENTION German WARNUNG Portuguese ATENÇÃO ● Keep flammable materials away. ● Wear eye, ear and body protection. ● Mantenga el material combustible ● Protéjase los ojos, los oídos y el electrode with skin or wet clothing. ● Insulate yourself from work and ground. ● No toque las partes o los electrodos bajo carga con la piel o ropa mojada. ● Aislese del trabajo y de la tierra.
● Keep your head out of fumes. ● Use ventilation or exhaust to ● Turn power off before servicing. ● Do not operate with panel open or guards off. remove fumes from breathing zone. ● Los humos fuera de la zona de res- piración. ● Mantenga la cabeza fuera de los humos. Utilice ventilación o aspiración para gases. ● Gardez la tête à l’écart des fumées. ● Utilisez un ventilateur ou un aspira- ● Desconectar el cable de ali- mentación de poder de la máquina antes de iniciar cualquier servicio.
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