Instruction/ maintenance manual of the product 10072 Lincoln Electric
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CLA SSIC ® III & CLA SSIC ® III D OPERA TOR’S MANUAL For Machines with Code Numbers 10033, 10061, 10072 or 10156 Supersedes IM482 IM529-A October, 1999 Safety Depends on You Lincoln arc welding equipment is designed and built with safety in mind.
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 PRÉCA UTIONS 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 .........................................................
A-1 CLASSIC III AND IIID A-1 INST ALLA TION TECHNICAL SPECIFICA TIONS – CLASSIC III AND IIID Machine Product Name Classic III Ordering Information K1428-2 CSA @ w/o Wire Feed Module K1428-3 CSA @ w/.
A-2 INST ALLA TION CLASSIC III AND IIID A-2 GENERAL DESCRIPTION The Classic ® III and Classic ® III D are heavy duty, engine driven, DC arc welding power sources capable of providing constant current output for stick welding or DC TIG welding.
A-3 INST ALLA TION CLASSIC III AND IIID A-3 PRE-OPERA TION INST ALLA TION Exhaust Spark Arrester Some federal, state or local laws may require that engines be equipped with exhaust spark arresters when they are operated in certain locations where unarrested sparks may present a fire hazard.
A-4 INST ALLA TION CLASSIC III AND IIID A-4 Lift Bail A lift bail is provided for lifting with a hoist. T railer (See Optional Features) 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 dam- age the welding equipment.
A-5 INST ALLA TION CLASSIC III AND IIID A-5 PRE-OPERA TION SER VICE READ the engine operating and maintenance instruc- tions supplied with this machine. Oil This unit is supplied from the factory with the engine crankcase filled with a high quality SAE 10W/30 oil.
B-1 OPERA TION B-1 ENGINE OPERA TION Operate the welder with the doors closed. Leaving the doors open changes the designed air flow and can cause overheating. Starting the Classic III Continental TM27 Gasoline Engine 1. Turn the Idler control switch to “High”.
B-2 OPERA TION B-2 CLASSIC III AND IIID WELDER OPERA TION Duty Cycle The NEMA output rating of the Classic III & Classic III D are each 300 amperes at 32 arc volts on a 50% duty cycle (consult Specifications in this manual for alternate ratings).
B-3 OPERA TION B-3 ------------------------------------------------------------------------ MOVING PARTS can injure. • Keep guards in place. • Keep away from moving parts. • Only qualified personnel should install, use or service this equipment.
B-4 OPERA TION B-4 CLASSIC III AND IIID IMPORTANT : 1/2” clearance between the FLEXIBLE HOSE and the fuel tank edge is required. Also 2” clearance between FLEXIBLE HOSE and roof. 4. Reconnect negative battery cable. A. FLEXIBLE HOSE B. HEAT COLLECTOR SHIELD C.
C-1 A CCESSORIES C-1 CLASSIC III AND IIID OPTIONAL FEA TURES (Field Installed) Accessory Set (K703) - Includes electrode and work cables, headshield, work clamp and electrode holder. Hi-Freq ™ (K799) - Provides high frequency plus gas valve for DC TIG welding.
D-1 MAINTENANCE D-1 MAINTENANCE General Instructions 1. Blow out the welder and controls with an air hose at least once every two months. In particularly dirty locations, this cleaning may be necessary once a week. Use low pressure air to avoid driving dirt into the insulation.
D-2 MAINTENANCE D-2 Replace brushes when they wear within 1/4” of the pigtail. A complete set of replacement brushes should be kept on hand. Lincoln brushes have a curved face to fit the commutator.
D-3 D-3 CLASSIC III AND IIID ENGINE SER VICE Hours Between Servicing Daily 50 250 500 Maintenance Item T ype or Capacity I Engine Oil (1) R Engine Oil (1) 7 qts (Including Filter) R Oil Filter Fram #P.
E-1 TR OUBLESHOO TING CLASSIC III AND IIID E-1 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 TR OUBLESHOO TING CLASSIC III AND IIID E-2 WELDER TR OUBLESHOO TING TROUBLE CA USES WHA T T O DO 1. Machine fails to hold a. Rough or dirty commutator. a. Commutator should be turned or the heat consistently. cleaned. b. Brushes may be worn down to b.
E-3 TR OUBLESHOO TING CLASSIC III AND IIID E-3 ELECTR ONIC IDLER TROUBLESHOO TING GUIDE Engine Will Not Return to Idle in Approximately 15 Seconds Set Idler Control Switch to the Auto Position Check Continuity of Idler Control Switch Continuity Good Open 1.
E-4 TR OUBLESHOO TING CLASSIC III AND IIID E-4 ENGINE TR OUBLESHOO TING - (TM27 Gasoline Engine Only) TROUBLE CA USES WHA T T O DO 1. Engine fails to start a. Out of fuel. a. Fill with gasoline. b. Clogged fuel system. b. Check all lines to the carburetor.
E-5 TR OUBLESHOO TING CLASSIC III AND IIID E-5 ENGINE TR OUBLESHOO TING - (TM27 Gasoline Engine Only) TROUBLE CA USES WHA T T O DO 7. Large decrease in speed. a. Misadjusted governor spring adjusting screw. a. Adjust screw until speed does not drop more than 100 rpm ± 25 rpm when arc is struck.
F-1 DIA GRAMS F-1 CLASSIC III AND IIID CONTROL PANEL COMPONENTS SHOWN AS VEIWED FROM REAR. LEAD COLOR CODE B-BLACK G-GREEN N-BROWN B R + - + - Y R W B B U U SLIP RINGS TO IRON R N A 54 3 2 1 ALTERNATO.
F-2 DIA GRAMS F-2 CLASSIC III AND IIID CONTROL PANEL COMPONENTS LEAD COLOR CODE B-BLACK G-GREEN N-BROWN B R + - + - Y R W B B U U SLIP RINGS TO IRON R N A 54 3 2 1 ALTERNATOR AUXILIARY POWER WINDINGS .
F-3 DIA GRAMS F-3 CLASSIC III AND IIID PART NO. WELDER A B C D E F G H S10766-5 J K CLASSIC III & IIID S10766 2-18-94 METRIC cm (ENGLISH in.) 168.3 (66.25) 146.6 (57.70) 22.1 (8.70) 58.4 (23.00) 71.0 (27.94) 32.6 (12.82) 105.8 (41.66) 8.26 (3.25) A CONTROL PANEL F G B H D E C O HOLE O MOUNTING HOLE N.
NO TES CLASSIC III AND IIID.
NO TES CLASSIC III AND IIID.
Now A vailab le...12th Edition The Procedure Handbook of Ar c W elding With over 500,000 copies of previous editions published since 1933, the Procedure Handbook is considered by many to be the “Bible” of the arc welding industry. This printing will go fast so don’t delay.
W ARNING A VISO DE PRECA UCION 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 A VISO DE PRECA UCION 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 EQUIP AMENTO E AS P AR TES 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.
An important point after buying a device Lincoln Electric 10072 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lincoln Electric 10072 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 10072 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lincoln Electric 10072 you will learn all the available features of the product, as well as information on its operation. The information that you get Lincoln Electric 10072 will certainly help you make a decision on the purchase.
If you already are a holder of Lincoln Electric 10072, 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 10072.
However, one of the most important roles played by the user manual is to help in solving problems with Lincoln Electric 10072. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lincoln Electric 10072 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
