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Operator's Manual
RANGER
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IM921-G
| Issue D ate Oct-15
© Lincoln Global, Inc. All Rights Reserved.
®
250 GXT
For use with machines having Code Numbers:
11400, 11420, 11493, 11667,
11668, 11736, 11737, 11792,
11793, 11799, 11800, 12095,
12096, 12201, 12202, 12539
Need Help? Call 1.888.935.3877
to talk to a Service Representative
Hours of Operation:
8:00 AM to 6:00 PM (ET) Mon. thru Fri.
After hours?
Use "Ask the Experts" at lincolnelectric.com
A Lincoln Service Representative will contact you
no later than the following business day.
For Service outside the USA:
Email: globalservice@lincolnelectric.com
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Table of Contents
Related Manuals for Lincoln Electric 11400
Summary of Contents for Lincoln Electric 11400
- Page 1 Operator’s Manual ® RANGER 250 GXT For use with machines having Code Numbers: 11400, 11420, 11493, 11667, 11668, 11736, 11737, 11792, 11793, 11799, 11800, 12095, 12096, 12201, 12202, 12539 Need Help? Call 1.888.935.3877 Register your machine: to talk to a Service Representative www.lincolnelectric.com/register...
- Page 2 THANK YOU FOR SELECTING A QUALITY PRODUCT BY KeeP your head out oF the Fumes. DON’T get too close to the arc. Use LINCOLN ELEC TRIC. corrective lenses if necessary to stay a reasonable distance away from the arc. READ and obey the Material Safety Please examine Carton and equiPment For Data Sheet (MSDS) and the warning damage immediately...
- Page 3 American Welding Society, P.O. Box 351040, Miami, Florida 33135 or ELECTRIC AND CSA Standard W117.2-1974. A Free copy of “Arc Welding Safety” MAGNETIC FIELDS MAY booklet E205 is available from the Lincoln Electric Company, 22801 St. Clair Avenue, Cleveland, Ohio 44117-1199. BE DANGEROUS BE SURE THAT ALL INSTALLATION, OPERATION, MAINTENANCE AND REPAIR PROCEDURES ARE 2.a.
- Page 4 S FETY ELECTRIC SHOCK ARC RAYS CAN BURN. CAN KILL. 3.a. The electrode and work (or ground) circuits are 4.a. Use a shield with the proper filter and cover plates to protect your electrically “hot” when the welder is on. Do eyes from sparks and the rays of the arc when welding or not touch these “hot”...
- Page 5 S FETY WELDING AND CUTTING CYLINDER MAY EXPLODE IF SPARKS CAN CAUSE DAMAGED. FIRE OR EXPLOSION. 7.a. Use only compressed gas cylinders containing the correct shielding gas for the process used 6.a. Remove fire hazards from the welding area. If and properly operating regulators designed for this is not possible, cover them to prevent the welding sparks the gas and pressure used.
- Page 6 Electric for advice or information about their use of our products. We respond to our customers based on the best information in our posses- sion at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such infor- mation or advice.
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Page 7: Table Of Contents
TABLE OF CONTENTS Page Installation........................Section A Technical Specifications.......................A-1 Safety Precautions ......................A-2 Machine Grounding.......................A-2 Spark Arrester .......................A-2 Towing...........................A-2 Vehicle Mounting......................A-3 Pre-Operation Engine Service....................A-3 Fuel, Oil, Battery Connections ..................A-3 Welding Cable Connections..................A-4 Angle of Operation ......................A-4 Lifting, Additional Safety Precautions................A-4 High Altitude Operation ....................A-4 Muffler Outlet Pipe ......................A-4 Location and Ventilation....................A-5 Stacking ........................A-5... -
Page 8: Installation
INSTALLATION TECHNICAL SPECIFICATIONS - Ranger 250 GXT ( K2382-3, K2382-4, K2382-5 & K2382-7) ® INPUT - GASOLINE ENGINE Description Operating Displacement Capacities Make/Model Horsepower Starting Speed (RPM) cu. in. System (cu.cm.) 2 cylinder High Idle 3700 12VDC 4 Cycle Kohler Battery Air-Cooled CH20S,... -
Page 9: Safety Precautions
INSTALLATION SAFETY PRECAUTIONS When this welder is mounted on a truck or trailer, it’s frame must be electrically bonded to the metal frame WARNING of the vehicle. Use a #8 or larger copper wire connect- ed between the machine grounding stud and the Do not attempt to use this equipment until you frame of the vehicle. -
Page 10: Vehicle Mounting
INSTALLATION 3. Proper placement of the equipment on the trailer to FUEL insure stability side to side and front to back when being moved and when standing by itself while Fill the fuel tank with clean, fresh, lead-free gasoline. being operated or serviced. Observe fuel gauge while filling to prevent overfilling. -
Page 11: Angle Of Operation
INSTALLATION WELDING OUTPUT CABLES ADDITIONAL SAFETY PRECAUTION With the engine off, connect the electrode and work WARNING cables to the studs provided. These connections should be checked periodically and tightened if neces- • Lift only with equipment of sary. Loose connections will result in overheating of adequate lifting capacity. -
Page 12: Location And Ventilation
250 GXT machines cannot be stacked. the welding voltage with the output “CONTROL” ® at the welder. CONNECTION OF LINCOLN ELECTRIC NOTE: The welding electrode is energized at all times, unless an LN-25 with built-in contactor is used. WIRE FEEDERS If the output “CONTROL”... - Page 13 INSTALLATION WELDER OPERATION 120/240 VOLT DUAL VOLTAGE RECEPTACLE WELDER OUTPUT The 120/240 volt receptacle can supply up to 42 • Maximum Open Circuit Voltage at 3700 RPM is 80 Volts RMS. amps of 240 volt power to a two wire circuit, up to 42 •...
- Page 14 ProduCt The Lincoln Electric Company is not responsible for any damage to electrical components improperly connected to this product. RANGER 250 GXT ®...
- Page 15 INSTALLATION AUXILIARY POWER WHILE WELDING 1. Install a double pole, double throw switch between the power company meter and the premises disconnect. Simultaneous welding and power loads are permitted by following Table I. The permissible currents shown Switch rating must be the same or greater than assume that current is being drawn from either the the customer’s premises disconnect and service 120V or 240V supply (not both at the same time).
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Page 16: Premises Wiring
INSTALLATION Figure 1 CONNECTION OF Ranger 250 GXT TO PREMISES WIRING ® WARNING Connection of Ranger 250 GXT to premises ® wiring must be done by a licensed electrician and must comply with the National Electrical Code and all other applicable electrical codes. RANGER 250 GXT ®... -
Page 17: Operation
OPERATION SAFETY PRECAUTIONS WELDER CONTROLS - FUNCTION AND OPERATION Do not attempt to use this equipment until you have thoroughly read the engine manufacturer’s ENGINE SWITCH manual supplied with your welder. It includes important safety precautions, detailed engine The engine switch is used to Start the Engine, Select starting, operating and maintenance instructions, High Idle or Auto Idle while the engine is running, and and parts lists. - Page 18 OPERATION “ 6-PIN CONNECTOR RANGE” SWITCH The “Range” switch is used to select one of four For attaching optional remote control equipment. amperage ranges with generous overlap for Stick/TIG LOCAL / REMOTE CONTROL SWITCH welding, or one Wire Feed welding range. (See Accessory Section For “K”...
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Page 19: Start In/Shutdown Instructions
OPERATION STARTING/SHUTDOWN INSTRUCTIONS STOPPING THE ENGINE STARTING THE ENGINE Remove all welding and auxiliary power loads and WARNING allow engine to run at low idle speed for a few minutes to cool the engine. • Do not touch electrically live parts Stop the engine by placing the Engine switch in the of electrode with skin or wet “OFF”... -
Page 20: Welding Process
OPERATION WELDING PROCESS SETTINGS FOR 1% THORIATED TUNGSTEN For any electrodes the procedures should be kept TUNGSTEN RANGE SWITCH APPROXIMATE within the rating of the machine. For electrode infor- DIAMETER (in.) SETTINGS CURRENT RANGE mation see the appropriate Lincoln publication. 80, 130, or 180 80 - 225 Amps 3/32 80 or 130... -
Page 21: Summary Of Welding Processes
OPERATION SUMMARY OF WELDING PROCESSES CONTROL ELECTRODE CABLE IDLE WHEN NOT TO START PROCESS USED MODE WELDING WELDING STICK AUTO Touch electrode to work. Welding starts immediately and engine goes to high idle. WIRE FEED, LN-25 WITH AUTO Cold Press gun trigger, LN-25 INTERNAL CONTACTOR contactor closes. -
Page 22: Accessories
ACCESSORIES OPTIONAL EQUIPMENT GENERAL K1783-4 K802N PTA-26 TIG Torch (25 ft 2pc) Power Plug Kit KP509 K1690-1 Parts Kit GFCI Receptacle Kit K930-2 K1898-1 TIG Module Spark Arrester Kit K936-3 K886-2 Control Cable for TIG Module Canvas Cover (Large) K937-45 K1737-1 TIG Module Control Cable Extension All Terrain Undercarriage... - Page 23 ACCESSORIES WIRE FEEDER K2652-2-10-45 Magnum® PRO 350 Welding Gun Ready-Pak 15 ft. 035-5/64 KP1696-1 Drive Roll Kit Combination .035 in / .045 in Solid Wire K2473-1 POWER MIG® 180C MIG Welder K1816-1 Full-KVA Adapter Kit SPOOL GUN K2532-1 Magnum® 100SG Spool Gun, Air-Cooled PLASMA CUTTER K2807-1 Tomahawk®...
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Page 24: Maintenance
MAINTENANCE SAFETY PRECAUTIONS CAUTION WARNING Make certain that the oil filler cap is securely tight- ened after checking or adding oil. If the cap is not Have qualified personnel do the maintenance tight, oil consumption can increase significantly work. Turn the engine off before working inside which may be evidenced by white smoke coming the machine. - Page 25 MAINTENANCE AIR CLEANER AND OTHER MAINTENANCE SAE 10W-30 is recommended for general, all-tempera- ture use, -5ºF to 104ºF (-20ºC to 40ºC). • Air Cleaner - With normal operating conditions, the See Engine Owner’s Manual for more specific informa- maintenance schedule for cleaning and re-oiling tion on oil viscosity recommendations.
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Page 26: Engine Adjustments
MAINTENANCE ENGINE ADJUSTMENTS WARNING OVERSPEED IS HAZARDOUS GASES FROM BATTERY can explode. • Keep sparks, flame and cigarettes away from battery. WARNING To prevent EXPLOSION when: • INSTALLING A NEW BATTERY - disconnect negative cable from old battery first and connect to new bat- The maximum allowable high idle speed for this tery last. -
Page 27: Troubleshooting
HOW TO USE TROUBLESHOOTING GUIDE WARNING Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel. Unauthorized repairs performed on this equipment may result in danger to the technician and machine operator and will invalidate your factory warranty. For your safety and to avoid Electrical Shock, please observe all safety notes and precautions detailed throughout this manual. - Page 28 TROUBLESHOOTING Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE RECOMMENDED (SYMPTOMS) CAUSE COURSE OF ACTION No welder output power or Auxiliary 1. Open in miscellaneous leads. Power. 2. Open lead in flashing or field circuit. 3. Faulty rotor. 4.
- Page 29 TROUBLESHOOTING Observe all Safety Guidelines detailed throughout this manual PROBLEMS POSSIBLE RECOMMENDED (SYMPTOMS) CAUSE COURSE OF ACTION Engine will not go to high idle when No voltage signal from the using auxiliary power. current sensor. Auxiliary power load less than 100 to 150 watts.
- Page 30 DIAGRAMS RANGER 250 GXT ®...
- Page 31 DIAGRAMS RANGER 250 GXT ®...
- Page 32 DIAGRAMS RANGER 250 GXT ®...
- Page 33 DIMENSION PRINT RANGER 250 GXT ®...
- Page 34 DIMENSION PRINT RANGER 250 GXT ®...
- Page 35 NOTES RANGER 250 GXT ®...
- Page 36 Lincoln Electric for advice or information about their use of our products. We respond to our customers based on the best information in our possession at that time. Lincoln Electric is not in a position to warrant or guarantee such advice, and assumes no liability, with respect to such information or advice.