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IM795
March, 2004
SP 170-I
For use with machine Code Numbers : 10982; 10983
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 THIS
MANUAL AND THE SAFETY
PRECAUTIONS CONTAINED
THROUGHOUT. And, most
importantly, think before you act
and be careful.
OPERATOR’S MANUAL
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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 Diesel Engines The Above For Gasoline Engines ARC WELDING CAN BE HAZARDOUS. PROTECT YOURSELF AND OTHERS FROM POSSIBLE SERIOUS INJURY
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ii ii SAFETY ARC RAYS can burn. ELECTRIC SHOCK can 4.a. Use a shield with the proper filter and cover kill. plates to protect your eyes from sparks and 3.a. The electrode and work (or ground) circuits the rays of the arc when welding or observing are electrically “hot” when the welder is on. open arc welding. Headshield and filter lens Do not touch these “hot” parts with your bare should conform to ANSI Z87. I standards. skin or wet clothing. Wear dry, hole-free gloves to insulate hands. 4.b. Us
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iii iii SAFETY CYLINDER may explode WELDING SPARKS can cause fire or explosion. if damaged. 6.a. Remove fire hazards from the welding area. 7.a.Use only compressed gas cylinders If this is not possible, cover them to prevent containing the correct shielding gas for the the welding sparks from starting a fire. process used and properly operating Remember that welding sparks and hot regulators designed for the gas and materials from welding can easily go through small cracks pressure used. All hos
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iv iv SAFETY zones où l’on pique le laitier. PRÉCAUTIONS DE SÛRETÉ 6. Eloigner les matériaux inflammables ou les recouvrir afin de Pour votre propre protection lire et observer toutes les instructions prévenir tout risque d’incendie dû aux étincelles. et les précautions de sûreté specifiques qui parraissent dans ce manuel aussi bien que les précautions de sûreté générales suiv- 7. Quand on ne soude pas, poser la pince à une endroit isolé de antes: la masse. Un court-circuit accidental peut provo
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v v SAFETY
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vi vi SAFETY
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vii vii for selecting a QUALITY product by Lincoln Electric. We want you to take pride in operating this Lincoln Electric Company product Thank You ��� as much pride as we have in bringing this product to you! Please Examine Carton and Equipment For Damage Immediately When this equipment is shipped, title passes to the purchaser upon receipt by the carrier. Consequently, Claims for material damaged in shipment must be made by the purchaser against the transportation company at the time the shipm
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viii viii TABLE OF CONTENTS Page Installation .......................................................................................................Section A Technical Specifications ........................................................................................A-1 Identify and Locate Components...........................................................................A-2 Select Suitable Location ........................................................................................A-
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A-1 A-1 INSTALLATION TECHNICAL SPECIFICATIONS – SP 170-I INPUT – SINGLE PHASE ONLY Standard Voltage/Frequency Input Current 230V/50/60Hz 20 Amps – Rated Output RATED OUTPUT Duty Cycle Amps Volts at Rated Amperes 25% 125 20.25 60% 85 18.25 100% 70 17.50 OUTPUT Welding Current Range Maximum Open Circuit Voltage Wire Speed Range Rated DC Output: 30 – 175 amps 33 50-400IPM (1.3-10.2m/min) RECOMMENDED INPUT CABLE AND FUSE SIZES Fuse or Output Mode Input Voltage Breaker Size Input Amps Power Cord RATE
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W WELDING ELDING AMP AMP RANGE RANGE SP 170 -I A-2 A-2 INSTALLATION Read entire installation section before starting installation. 1 2 SAFETY PRECAUTIONS E WARNING ELECTRIC SHOCK can kill. � Only qualified personnel should perform this installation. � Only personnel that have read and under- stood the SP 170-I Operating Manual should install and operate this equipment. � Machine must be plugged into a receptacle which is grounded per any national, local 4 or other applicable electrical codes. �
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A-3 A-3 INSTALLATION 3. Connector Block. SELECT SUITABLE LOCATION 4. Gun Trigger Lead Connectors. The SP 170-I has an IP21S rating. Locate the welder in a dry location where there is free circulation of clean 5. Positive (+) and negative (–) output terminals. air into the louvers in the back and out the front of the unit. A location that minimizes the amount of smoke 6. Wire Feed Gearbox / Feedplate and dirt drawn into the rear louvers reduces the chance of dirt accumulation that can block air
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A-4 A-4 INSTALLATION Work Cable Installation Connecting Gun Cable to the SP 170-I Refer to Figure A.2. As shipped the gun is fitted with a liner suitable for all wire diameters from .025” - .035” (0.6mm - .9mm) and 1. Open the wire feed section door on the right side of has an .035” (0.9mm) contact tip installed. the SP 170-I. 1. Refer to Figures A.2 and A.4. Unplug the machine 2. Pass the end of the work cable that has the termi- or turn power switch to the OFF “O” position. nal lug with the sm
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A-5 A-5 INSTALLATION let and open the cylinder valve very slightly for an WARNING instant. This blows away any dust or dirt which may have accumulated in the valve outlet. CYLINDER may explode if dam- aged. Keep cylinder upright and chained to support WARNING � Keep cylinder away from areas where it may be damaged. BE SURE TO KEEP YOUR FACE AWAY FROM THE VALVE OUTLET WHEN “CRACKING” THE VALVE. � Never lift welder with cylinder Never stand directly in front of or behind the flow attached. regulat
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A-6 A-6 INSTALLATION Line Cord Connection A 3 conductor international cordset with a 16 amp, 230 volt, two-prong plug is factory installed. Connect this plug to a mating grounded receptacle which is connected to an appropriate power supply per any applicable local codes. Grounding Type 75°C Wire Fuse Wire in Conduit, Copper Size Input Copper Cond. Cond. (Super Voltage Hertz AWG Size AWG Size Lag) 230 50/60 8 10 40 CONNECT TO A SYSTEM GROUNDING WIRE. SEE THE UNITED STATES NATIONAL ELECTRICAL CODE
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B-1 B-1 OPERATION GENERAL DESCRIPTION Read entire operation section before operating the SP 170-I. The SP 170-I is a complete semiautomatic constant voltage DC portable arc welder. Included is a tap- switch controlled, single phase constant voltage trans- WARNING former/rectifier power source and a wire feeder with welding gun for feeding .025" (0.6 mm) through .030" (0.8 mm) solid steel electrode and .035" (0.9 mm) ELECTRIC SHOCK can kill. ® Innershield NR-211-MP. � Do not touch electrically li
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B-2 B-2 OPERATION ● No external shielding gas is required when used 6. Gun Trigger - Activates welding output, wire feed, ® with Lincoln Innershield .035” (0,9 mm) NR -211- and gas solenoid operation. Releasing the trigger MP electrode. deactivates welding and simultaneously activates the “burnback” function so that the welding wire ● Spindle accommodates both 8 in. (200 mm) diame- does not stick in the weld puddle. ter and 4 in. (100 mm) diameter spools of wire. FIGURE B.1a WELDING CAPABILITY
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B-3 B-3 OPERATION WELDING OPERATIONS SEQUENCE OF OPERATION Wire Loading Refer to Figures B.2 and B.3. 4" Wire Spool Wire Spindle Shaft The machine power switch should be turned to the OFF (“O”) position before working inside the wire feed enclosure. The welder is shipped from the factory ready to feed 8" (200 mm) diameter spools with 2.2" (56 mm) maxi- Wing Nut mum width. These spools fit on a 2" (51 mm) diameter and Spacer spindle that has a built in, adjustable friction brake to To Wire Driv
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B-4 B-4 OPERATION Refer to Figure B.4 1. Release the Spring Loaded Pressure Arm (1) rotate the Idle Roll Arm (2) away from the Wire Feed Drive Roll (3). Ensure that the groove size 2 in the feeding position on the drive roll match- es the wire size being used. This occurs when the desired groove is located on the inside, toward 1 the feedplate. See Maintenance section for further 4 information. 5 3 2. Carefully detach the end of the wire from the The Wire Drive Feed Roll can spool. To prevent t
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B-5 B-5 OPERATION Contact Tip GUN CABLE Wire Electrode 3/8" – 1/2" (10 - 12 mm)Contact Tip To Work Distance(CTWD) WORKPIECE ARC FIGURE B.6 WORK CLAMP Making A Weld FIGURE B.7 1. See “Process Guidelines” in this section for selec- tion of welding wire and shielding gas and for 10. When no more welding is to be done, close valve range of metal thicknesses that can be welded. on gas cylinder (if used), momentarily operate gun trigger to release gas pressure, and turn off the 2. See the Application
