Manuale d’uso / di manutenzione del prodotto IM742-A del fabbricante Lincoln Electric
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RA NG ER 3 0 5 G G OPERA TOR’S MANUAL IM742-A August, 2002 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 manufacturer’s recommendations.
iv SAFETY iv 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 L’Arc 1.
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 T ABLE OF CONTENTS Page Installation ................................................................................................................... ....Section A Technical Specifications ........................................................
vii T ABLE OF CONTENTS Maintenance ......................................................................................................Section D Safety Precautions .....................................................................................
RANGER 305G 1. Output rating in watts is equivalent to volt-amperes at unity power factor. Output voltage is within ± 10% at all loads up to rated capacity.
A-2 INST ALLA TION RANGER 305G A-2 MACHINE SPECIFICA TIONS - Ranger 305G (K1726-1) RECEPTACLES AUXILIARY POWER CIRCUIT BREAKER OTHER CIRCUIT BREAKERS (2) 120VAC Duplex (5-20R) Two 20AMP for Two Duplex.
A-3 INST ALLA TION RANGER 305G A-3 LIFTING The RANGER 305G weighs approximately 530 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 FALLING EQUIPMENT can cause injury.
A-4 INST ALLA TION RANGER 305G A-4 PRE-OPERA TION ENGINE SERVICE READ the engine operating and maintenance instruc- tions supplied with this machine. • Stop engine and allow to cool before fueling • Do not smoke when fueling • Fill fuel tank at a moderate rate and do not over- fill.
A-5 INST ALLA TION RANGER 305G A-5 The 14 pin connector is used to directly connect a wire feeder or TIG Module (K930-2) control cable. In the CV-WIRE mode, the RANGER 305G auto-sensing circuit automa.
A-6 INST ALLA TION RANGER 305G A-6 • Loose connections will cause the output termi- nals to overheat. The terminals may eventually melt. • Do not cross the welding cables at the output terminal connection. Keep the cables isolated and separate from one another.
A-7 INST ALLA TION RANGER 305G 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 305G A-8 CONNECTION OF LINCOLN ELECTRIC WIRE FEEDERS Connection of the LN-25 to the RANGER 305G Shut off welder before making any electrical con- nections. ------------------------------------------------------------------------ The LN-25 with or without an external contactor may be used with the RANGER 305G.
B-1 OPERA TION RANGER 305G B-1 SAFETY PRECAUTIONS Do not attempt to use this equipment until you have thoroughly read the engine manufacturer ’ s manual supplied with your welder. It includes important safety precautions, detailed engine starting, operating and maintenance instructions, and parts lists.
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 5. WELD OUTPUT TERMINALS WITH FLANGE NUT : Provides a connection point for the electrode and work cables. 6. 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 • The engine will run at high idle speed for approxi- mately 12 seconds and then go to low idle speed. Allow the engine to warm up at low idle for several minutes before applying a load and/or switching to high idle. Allow a longer warm up time in cold weath- er.
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 cur- rent and the tungsten is touched to the work.
Permissible Current in @120 VAC * 80** 60** 46** 36 20 0 B-6 OPERA TION B-6 ARC GOUGING The RANGER 305G can be used for limited arc goug- ing. For optimal performance, set the MODE switch to CC-STICK and the ARC CONTROL to +10.
C-1 ACCESSORIES C-1 OPTIONS/ACCESSORIES AND COM- P A TIBLE LINCOLN 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.
D-1 MAINTENANCE D-1 RANGER 305G KOHLER ENGINE (1) Service more frequently when used in dusty areas and/or at high ambient temperatures. • Have qualified personnel do all maintenance and troubleshooting work. • Turn the engine off before working inside the machine or servicing the engine.
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 yellow 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 • Loosen the cover retaining knob and remove the cover. • Remove the pre-cleaner from the paper element. • Remove the element cover nut, element cover, and paper element. • Do not wash the paper element or use pressurized air, as this will damage the element.
D-4 MAINTENANCE D-4 FUEL FIL TER • Check the fuel filter for water accumulation or sedi- ment. • 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 305G W elder/Generator Maintenance STORAGE: Store the RANGER 305G 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 305G 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 305G 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 305G 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 305G 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 305G 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 305G.
F-2 DIAGRAMS F-2 RANGER 305G.
F-3 DIAGRAMS F-3 RANGER 305G.
F-4 DIAGRAMS F-4 RANGER 305G.
F-5 DIAGRAMS F-5 RANGER 305G.
F-6 DIAGRAMS F-6 RANGER 305G or ser vice t his equi pm ent. On ly qualified personnel should install,use Keep away from movi ng parts. Keep guards in place. MOVING PARTS can injure W ARNING Do not touch electrically live parts. before servicing. Disconnect NEGATIVE (-) Bat te ry lead Do not operate with panels open.
F-7 DIAGRAMS F-7 RANGER 305G.
F-8 DIAGRAMS F-8 RANGER 305G.
F-9 DIAGRAMS F-9 RANGER 305G.
F-10 DIAGRAMS F-10 RANGER 305G.
F-11 DIAGRAMS F-11 RANGER 305G.
F-12 DIAGRAMS F-12 RANGER 305G 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-13 DIAGRAMS F-13 RANGER 305G 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.
3-2000 M19410 41.20 17.5 0 19.50 42.1 0 20.80 "A" "B" CENTER OF GRAVITY WITH OIL IN ENGINE AND EMPTY FUEL TANK 29.8 8 33.62 36.24 10.2 8 10.78 TRUCK/UNDERCARRIAGE MOUNTING HO LES 7.22 24.86 2.6 F-14 DIAGRAMS F-14 RANGER 305G DIMENSION PRINT RANGER 305G DIMENSION “ A ” DIMENSION “ B ” 23.
NOTES RANGER 305G.
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W ARNING A VISO DE PRECAUCION A TTENTION W ARNUNG A TEN ÇÃ O 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 A VISO DE PRECAUCION A TTENTION W ARNUNG A TEN ÇÃ O Spanish French German Portuguese Japanese Chinese Korean Arabic LEIA E COMPREENDA AS INSTRUÇÕES DO F ABRICANTE PARA ESTE EQUIP AMENTO 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.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Lincoln Electric IM742-A è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Lincoln Electric IM742-A - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Lincoln Electric IM742-A imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Lincoln Electric IM742-A ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Lincoln Electric IM742-A, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Lincoln Electric IM742-A.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Lincoln Electric IM742-A. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Lincoln Electric IM742-A insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
