Instruction/ maintenance manual of the product IM919 Lincoln Electric
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Ranger 250 OPERA TOR’S MANUAL IM919 March, 2008 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.
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.
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. 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 manufacturerʼs recommendations.
iv SAFETY iv Mar. ʻ93 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 LʼArc 1.
v v 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.
vi vi T ABLE OF CONTENTS Page Installation ................................................................................................................... ....Section A Technical Specifications .....................................................
vii vii T ABLE OF CONTENTS Maintenance ......................................................................................................Section D Safety Precautions .................................................................................
Make/Model Description Horsepower Operating Displacement cu. in.(cu. cm) Starting Capacities @ 3600 RPM SPEED Bore x Stroke in.(mm) System RANGER® 250 1. Output rating in watts is equivalent to volt-amperes at unity power factor. Output voltage is within ± 10% at all loads up t o rated capacity.
A-2 INST ALLA TION RANGER® 250 A-2 MACHINE SPECIFICA TIONS - Ranger® 250 ( K1725-10, K1725-1 1, K1725-12) RECEPTACLES AUXILIARY POWER CIRCUIT BREAKER OTHER CIRCUIT BREAKERS (2) 120VAC Duplex (5-20R).
A-3 INST ALLA TION RANGER® 250 A-3 LIFTING The RANGER® 250 weighs approximately 575 lbs. with a full tank of gasoline. A lift bail is mounted to the machine and should always be used when lifting the machine. ADDITIONAL SAFETY PRECAUTIONS • Lift only with equipment of adequate lifting capacity.
A-4 INST ALLA TION A-4 TOWING The recommended trailer for use with this equipment for road, in-plant and yard towing by a vehicle (1) is Lincolnʼs K957-1. If the user adapts a non-Lincoln trailer, he must assume responsibility that the method of attachment and usage does not result in a safety hazard nor damage the welding equipment.
T he RANGER® 250 is shipped with the negative battery cable disconnected. Make certain that the RUN-STOP switch is in the STOP position. Remove the two screws from the rear battery tray using a screwdriver or a 3/8" socket. Attach the negative battery cable to the negative battery terminal and tighten using a 1/2" socket or wrench.
WELDING TERMINALS The Ranger® 250 is equipped with a toggle switch for select- ing "hot" welding terminal when in the "WELD TERMINALS ON" position or "cold" welding terminal when in the "REMOTE- LY CONTROLLED" position.
A-7 INST ALLA TION RANGER® 250 A-7 240 Volt 60 Hz. 3-Wire Service POWER COMPANY METER 240 VOLT 120 VOLT 120 VOLT LOAD N NEUTRAL BUS GROUND PREMISES DISCONNECT AND SERVICE OVERCURRENT PROTECTION GND N NOTE: No. 6 COPPER CONDUCTOR CABLE SEE NATIONAL ELECTRICAL CODE FOR ALTERNATE WIRE SIZE RECOMMENDATIONS.
A-8 INST ALLA TION RANGER® 250 A-8 CONNECTION OF LINCOLN ELEC- TRIC WIRE FEEDERS Connection of LN-7 or LN-8 to the Ranger® 250 1. Shut the welder off. 2. Connect the LN-7 or LN-8 per instructions on the appropriate connection diagram in Section F 3.
A-9 INST ALLA TION A-9 7 . Set the "IDLE" switch to the "AUTO" position. When not welding, the Ranger® 250 engine will be at the low idle speed. If you are using an LN-25 with an internal contactor, the electrode is not energized until the gun trigger is closed.
B-1 OPERA TION RANGER® 250 B-1 GENERAL DESCRIPTION The Ranger® 250 is a gasoline engine powered DC multi-process welding power source and 120 / 240 volt AC power generator. The engine drives a genera- tor that supplies three phase power for the DC weld- ing circuit and single phase power for the AC auxiliary outlets.
B-2 OPERA TION B-2 WELDING CONTROLS: 1. OUTPUT CONTROL: The CONTROL dial provides continuous control of the welding current or welding voltage depending on the selected welding mode.
B-3 OPERA TION B-3 4. WELD OUTPUT TERMINALS WITH FLANGE NUT : Provides a connection point for the electrode and work cables. Output stud covers provided on code 11270 and above. 5. GROUND STUD: (graphic) Provides a connection point for connecting the machine case to earth ground for the safest grounding procedure.
B-4 OPERA TION B-4 Operating the starter motor for more than 5 seconds can damage the motor. If the engine fails to start, release the switch and wait 10 seconds before opera- tion the starter again. Do NOT push the START button while the engine is running because this can damage the ring gear and/or the starter motor.
B-5 OPERA TION B-5 TIG WELDING The TOUCH START TIG setting of the MODE switch is for DC TIG (Tungsten Inert Gas) welding. To initiate a weld, the CONTROL dial is first set to the desired current and the tung- sten is touched to the work.
B-6 OPERA TION B-6 ARC GOUGING The Ranger® 250 can be used for limited arc gouging. For optimal performance, set the MODE switch to CC- STICK and the ARC CONTROL to +10. Set the CONTROL knob to adjust output current to the desired level for the gouging electrode being used according to the ratings in the following table.
C-1 ACCESSORIES C-1 RECOMMENDED OPTIONAL EQUIPMENT K957-1 HEAVY DUTY, TWO WHEEL TRAILER FOR SMALL WELDERS - For road, off-road and in-plant and yard towing. (For highway use, consult applicable federal, state and local laws regarding requirements for brakes, lights, fenders, etc.
SUBARU ROBIN EH65 ENGINE Code Number 11422 and above Subaru Robin 248-65801-00, Fram PH4967 Subaru Robin 263-32610-A1 N/A Subaru Robin 011-00600-20 Subaru Robin X65-01407-30, NGK BPR4EY BCI Group 58 (435 CCA) D-1 MAINTENANCE D-1 RANGER® 250 KOHLER ENGINE (1) Service more frequently when used in dusty areas and/or at high ambient temperatures.
D-2 MAINTENANCE D-2 ENGINE OIL CHANGE Drain the oil while the engine is warm to assure rapid and complete draining. • Remove the oil filler cap and dipstick. Remove the yel- low cap from the oil drain valve and attach the flexible drain tube supplied with the machine.
D-3 MAINTENANCE D-3 AIR FIL TER P APER ELEMENT 1. Loosen the cover retaining knob and remove the cover. 2. Remove the pre-cleaner from the paper element. 3. Remove the element cover nut, element cover, and paper element. 4. Do not wash the paper element or use pressurized air, as this will damage the element.
D-4 MAINTENANCE D-4 FUEL FIL TER 1. Check the fuel filter for water accumulation or sedi- ment. 2. Replace the fuel filter if it is found with excessive water accumulation or sediment. ENGINE ADJUSTMENT Adjustments to the engine are to be made only by a Lincoln Service Center or an authorized Field Service Shop.
D-5 MAINTENANCE D-5 RANGER® 250 WELDER / GENERA TOR MAINTENANCE STORAGE: Store the RANGER® 250 in clean, dry protected areas. CLEANING: Blow out the generator and controls peri- odically with low pressure air. Do this at least once a week in particularly dirty areas.
E-1 TROUBLESHOOTING E-1 RANGER® 250 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 proceed.
E-2 TROUBLESHOOTING E-2 RANGER® 250 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 proceed.
E-3 TROUBLESHOOTING E-3 RANGER® 250 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 proceed.
E-4 TROUBLESHOOTING E-4 RANGER® 250 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 proceed.
E-5 TROUBLESHOOTING E-5 RANGER® 250 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 proceed.
F-1 DIAGRAMS F-1 RANGER® 250 NOTE: This diagram is for reference only. It may not be accurate for all machines covered by this manual. The specific diagram for a particular code is pasted inside the machine on one of the enclosure panels. If the diagram is illegible, write to the Service Department for a replacement.
F-2 DIAGRAMS F-2 RANGER® 250.
F-3 DIAGRAMS F-3 RANGER® 250.
F-4 DIAGRAMS F-4 RANGER® 250.
F-5 DIAGRAMS F-5 RANGER® 250.
F-6 DIAGRAMS F-6 RANGER® 250.
F-7 DIAGRAMS F-7 RANGER® 250 or s er v ic e t his e qui pm e n t. On l y qualified personnel should install, use Keep away from m oving parts. Keep guards in place. MOVING PART S can injure WA R N I N G Do not touch e lectrically live parts. before servicing.
F-8 DIAGRAMS F-8 RANGER® 250.
F-9 DIAGRAMS F-9 RANGER® 250.
F-10 DIAGRAMS F-10 RANGER® 250 2 9/03.
F-11 DIAGRAMS F-11 RANGER® 250.
M20333 C CIRCU IT BREAKERS 41.2 0 1046.5 17.5 0 444.5 19.5 0 495.3 TRUC K/U ND ERC ARR IAGE MOU NTING HOLE S 7.22 183.3 24.8 6 631.3 2.62 66.5 23.50 596.9 15.50 393.7 CE NTER OF GR AVITY 29.8 0 756.9 NOTE: CASE F RONT GRAPHI CS MAY NOT MAT CH ALL CODES.
W ARNING AV I S O D E PRECAUCION A TTENTION W ARNUNG A TENÇÃO 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 AV I S O D E PRECAUCION A TTENTION W ARNUNG A TENÇÃO 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.
• 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.
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If you have not bought Lincoln Electric IM919 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 IM919 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lincoln Electric IM919 you will learn all the available features of the product, as well as information on its operation. The information that you get Lincoln Electric IM919 will certainly help you make a decision on the purchase.
If you already are a holder of Lincoln Electric IM919, 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 IM919.
However, one of the most important roles played by the user manual is to help in solving problems with Lincoln Electric IM919. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lincoln Electric IM919 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
