Page 2 - SAFETY; WARNING; CALIFORNIA PROPOSITION 65 WARNINGS; The Above For Diesel Engines
FOR ENGINEpowered 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....
Page 3 - ii
ii SAFETY ii ARC RAYS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks andthe rays of the arc when welding or observingopen arc welding. Headshield and filter lensshould conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable...
Page 4 - iii; Refer to
iii SAFETY iii FOR ELECTRICALLYpowered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working onthe equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer’srecommendations. 8.c. Ground the ...
Page 5 - iv; PRÉCAUTIONS DE SÛRETÉ
iv SAFETY iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instructionset les précautions de sûreté specifiques qui parraissent dans cemanuel aussi bien que les précautions de sûreté générales suiv-antes: Sûreté Pour Soudage A L’Arc 1. Protegez-vous contre la secouss...
Page 6 - Thank You; Please Examine Carton and Equipment For Damage Immediately
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. Save this manual...
Page 7 - TAbLE OF CONTENTS
vi vi TAbLE OF CONTENTS Page Installation .......................................................................................................................Section A Technical Specifications .......................................................................................................A...
Page 8 - INSTALLATION; TECHNICAL SPECIFICATIONS - Ranger® 250 GXT; INPUT - GASOLINE ENGINE; RECEPTACLES AND CIRCUIT bREAKERS
A-1 INSTALLATION RANGER® 250 GXT A-1 TECHNICAL SPECIFICATIONS - Ranger® 250 GXT ( K2382-3, -4 and -5) INPUT - GASOLINE ENGINE RATED OUTPUT @ 104°F (40°C)- WELDER RATED OUTPUT @ 104°F (40°C)- GENERATOR Welding Output AC Constant Current 250A / 25V / 100% DC Constant Current 250A / 25V / 100% DC Const...
Page 9 - be grounded to the frame of the welder using a; CAUTION
A-2 INSTALLATION RANGER® 250 GXT A-2 SAFETY PRECAUTIONS MACHINE GROUNDING Because this portable engine driven welder or genera-tor creates it’s own power, it is not necessary to con-nect it’s frame to an earth ground, unless the machineis connected to premises wiring (your home, shop,etc.). To preve...
Page 10 - bATTERY CONNECTIONS; PRE-OPERATION SERVICE; • Do not leave unattended while; GASOLINE FUEL ONLY; GASOLINE
FUEL Fill the fuel tank with clean, fresh, lead-free gasoline.Observe fuel gauge while filling to prevent overfilling. OIL The Ranger® 250 GXT is shipped with the enginecrankcase filled with SAE 10W-30 oil. Check the oillevel before starting the engine. If it is not up to the fullmark on the dip sti...
Page 12 - LOCATION / VENTILATION; CONNECTION OF THE LN-25 TO THE; INSTRUCTIONS; ADDITIONAL SAFETY PRECAUTIONS
A-5 INSTALLATION RANGER® 250 GXT A-5 LOCATION / VENTILATION The welder should be located to provide an unrestrict-ed flow of clean, cool air to the cooling air inlets and toavoid heated air coming out of the welder recirculating back to the cooling air inlet. Also, locate the welder sothat engine ex...
Page 13 - WELDER OPERATION; AUXILIARY POWER
A-6 INSTALLATION RANGER® 250 GXT A-6 120/240 VOLT DUAL VOLTAGE RECEPTACLE The 120/240 volt receptacle can supply up to 42amps of 240 volt power to a two wire circuit, up to 42amps of 120 volts power from each side of a threewire circuit (up to 84 amps total). Do not connect the120 volt circuits in p...
Page 14 - TABLE lll
A-7 INSTALLATION RANGER® 250 GXT A-7 TABLE lll ELECTRICAL DEVICE USE WITH THE Ranger® 250 GXT. Type Common Electrical Devices Possible Concerns Resistive Heaters, toasters, incandescent NONE light bulbs, electric range, hot pan, skillet, coffee maker. Capacitive TV sets, radios, microwaves, Voltage ...
Page 15 - STANDbY POWER CONNECTIONS; AUXILIARY POWER WHILE WELDING
A-8 INSTALLATION RANGER® 250 GXT A-8 STANDbY POWER CONNECTIONS T h e R a n g e r ® 2 5 0 G X T i s s u i t a b l e f o r t e m p o r a r y ,standby, or emergency power using the engine manu-facturer’s recommended maintenance schedule. The Ranger® 250 GXT can be permanently installedas a standby powe...
Page 16 - Figure 1; CONNECTION OF Ranger® 250 GXT TO PREMISES WIRING
A-9 INSTALLATION RANGER® 250 GXT A-9 C o n n e c t i o n o f R a n g e r ® 2 5 0 G X T t o p r e m i s e swiring must be done by a licensed electrician andmust comply with the National Electrical Code andall other applicable electrical codes. Figure 1 CONNECTION OF Ranger® 250 GXT TO PREMISES WIRING...
Page 17 - ENGINE SWITCH; OPERATION; SAFETY PRECAUTIONS; GENERAL DESCRIPTION
W E L D E R C O N T R O L S - F U N C T I O N A N D OPERATION ENGINE SWITCH The engine switch is used to Start the Engine, SelectHigh Idle or Auto Idle while the engine is running, andstop the Engine. When placed in the “OFF” position, the ignitioncircuit is de-energized to shut down the engine. Whe...
Page 18 - POLARITY SWITCH; KOHLER; RANGER® 250 GXT APPROXIMATE FUEL CONSUMPTION; LOCAL / REMOTE CONTROL SWITCH
“ RANGE” SWITCH The “Range” switch is used to select one of fouramperage ranges with generous overlap for Stick/TIGwelding, or one Wire Feed welding range. Never change the “RANGE” Switch setting whilewelding. This will damage the switch. -------------------------------------------------------------...
Page 19 - STARTING/SHUTDOWN INSTRUCTIONS
b-3 OPERATION b-3 STARTING/SHUTDOWN INSTRUCTIONS STARTING THE ENGINE Be sure all Pre-Operation Maintenance has been per-formed. Also, read the Engine Owner’s Manual beforestarting for the first time. Remove all loads connected to the AC power recepta-cles. Use the choke control as follows: KOHLER EN...
Page 20 - WELDING PROCESS; ARC GOUGING
b-4 OPERATION b-4 WELDING PROCESS For any electrodes the procedures should be keptwithin the rating of the machine. For electrode infor-mation see the appropriate Lincoln publication. STICK (CONSTANT CURRENT) WELDING C o n n e c t w e l d i n g c a b l e s t o t h e " T O W O R K ” a n d" ...
Page 22 - ACCESSORIES; OPTIONAL EQUIPMENT; K802R Power Plug Kit; K 1 8 1 6 - 1 F U L L K V A A D A P T E R K I T -
C-1 ACCESSORIES C-1 RANGER® 250 GXT OPTIONAL EQUIPMENT (Field Installed) K957-1 HEAVY DUTY, TWO WHEEL TRAILER FORSMALL WELDERS - For road, off-road and in-plant and yard towing. (For highway use, consult applicablefederal, state and local laws regarding requirementsfor brakes, lights, fenders, etc.)...
Page 23 - RECOMMENDED EQUIPMENT; STICK
C-2 ACCESSORIES C-2 RANGER® 250 GXT RECOMMENDED EQUIPMENT STICK K 7 0 4 A c c e s s o r y K i t - ( 4 0 0 A M P C a p a c i t y ) w h i c hincludes: • Electrode Holder & Cable• Work Clamp & Cable• Headshield K875 Accessory Kit- (150 AMP Capacity) WIRE FEED K449 LN-25 - Includes internal cont...
Page 24 - S e e a d d i t i o n a l w a r n i n g i n f o r m a t i o n; MAINTENANCE; Routine Maintenance; Oil
Have qualified personnel do the maintenancework. Turn the engine off before working insidethe machine. In some cases, it may be necessaryto remove safety guards to perform requiredm a i n t e n a n c e . R e m o v e g u a r d s o n l y w h e nnecessary and replace them when the mainte-n a n c e r e ...
Page 25 - OIL FILTER CHANGE
D-2 MAINTENANCE D-2 Use 4-stroke motor oil that meets or exceeds therequirements for API service classification SG or SH.Always check the API SERVICE label on the oil con-tainer to be sure it includes the letters SG or SH. SAE 10W-30 is recommended for general, all-tempera-ture use, -5 F to 104 F (-...
Page 26 - ENGINE ADJUSTMENTS
D-3 MAINTENANCE D-3 ENGINE ADJUSTMENTS OVERSPEED IS HAzARDOUS The maximum allowable high idle speed for thismachine is 3750 RPM, no load. Do NOT tamperwith governor components or setting or make anyo t h e r a d j u s t m e n t s t o i n c r e a s e t h e m a x i m u mspeed. Severe personal injury a...
Page 27 - TROUbLESHOOTING; Local Lincoln Authorized Field Service Facility; HOW TO USE TROUbLESHOOTING GUIDE
E-1 TROUbLESHOOTING E-1 RANGER® 250 GXT 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. CAUTION This Troubleshootin...
Page 28 - PRObLEMS; Contact
E-2 TROUbLESHOOTING E-2 RANGER® 250 GXT 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 troubleshoot...
Page 30 - DIAGRAMS
F-1 DIAGRAMS F-1 RANGER® 250 GXT 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 Departm...
Page 33 - DIMENSION PRINT
F-4 DIMENSION PRINT F-4 RANGER® 250 GXT M20 512 B CICIR CU RCU ITIT BBRR EAEAK EKERRSS 41.2 0 17.5 0 19 .50 14.7 5 TRU CK / UN DER CAR RIA GE MO UN TIN G H OLE S 24.8 6 2.6 7.22 29.8 8 CEN TER OF GR AVIT Y W ITH OIL IN E NG INE A ND E MP TY F UEL TAN K.. 21.0 0 20.8 0 42.1 0 33.6 2 36.2 4 10.2 7 10....