Instruction/ maintenance manual of the product PRECISION TIG 225 Lincoln Electric
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• 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.
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.
iii SAFETY iii 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 SAFETY v EN 60974-10.
vi SAFETY vi EN 60974-10:.
vii vii 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.
viii viii T ABLE OF CONTENTS Page Installation ................................................................................................................... ....Section A Technical Specifications .................................................
A-1 INST ALLA TION PRECISION TIG 225 A-1 TECHNICAL SPECIFICA TIONS - PRECISION TIG 225 (K2533-1AND K2535-1,-2) Weld Voltage (NEMA) 15.7 V AC/DC 15.2 V AC/DC 14.1 V AC/DC 14.0 V AC/DC 29.0 V AC/DC 27.2 V AC/DC 23.4 V AC/DC Type of Output CC (Constant Current) AC/DC Weld Current* 225A AC/DC 180A AC/DC 90A AC/DC (BAL.
A-2 INST ALLA TION PRECISION TIG 225 A-2 TECHNICAL SPECIFICA TIONS - CANADIAN (K2533-2), INTERNA TIONAL K2534-1) MODEL HEIGHT WIDTH DEPTH WEIGHT PHYSICAL DIMENSIONS (2) Weld Voltage (NEMA) 29.
A-3 INST ALLA TION PRECISION TIG 225 A-3 SAFETY PRECAUTIONS SELECT SUIT ABLE LOCA TION MOUNTING Environmental Rating The Precision TIG 225 power source carries an IP21S environmental rating. It may be used in normal indus- trial and commercial environments.
A-4 INST ALLA TION PRECISION TIG 225 A-4 MACHINE GROUNDING AND HIGH FRE- QUENCY INTERFERENCE PROTECTION Locate the Precision TIG 225 away from radio controlled machinery. The normal operation of the Precision TIG 225 may adversely affect the operation of RF controlled equipment, which may result in bodily injury or damage to the equipment.
A-5 INST ALLA TION PRECISION TIG 225 A-5 INPUT RECONNECT PROCEDURE On multiple input voltage welders, be sure the machine is connected per the following instructions for the voltage being supplied to the welder. Failure to follow these instructions can cause immediate failure of components within the welder and void machineʼs warranty.
A-6 INST ALLA TION PRECISION TIG 225 A-6 CONNECTIONS FOR TIG (GT A W) WELDING TIG TORCH CONNECTION Refer to Included Equipment in the Operation Section of this manual for TIG welding equipment which is included with the PRECISION TIG 225.
B-1 OPERA TION PRECISION TIG 225 B-1 ELECTRIC SHOCK can kill. • Do not touch electrically live parts or electrode with skin or wet cloth- ing. • Insulate yourself from work and ground.
B-2 OPERA TION B-2 PRODUCT DESCRIPTION The PRECISION TIG 225 is a member of our field acclaimed Precision TIG family of industrial arc welding power sources. Premium features include: 1. Precise constant current output. 2. Full range square wave AC/DC TIG (GTAW) welding.
B-3 OPERA TION B-3 CONTROL FUNCTIONALITY 1. POWER SWITCH – Input line switch turns input power ON or OFF, as indicated by the on or off sta- tus of the front panel digital display (See Item 6, also see the following page for Power-Up Sequence).
B-4 OPERA TION B-4 8. PULSE TIG CONTROL – The Pulse TIG feature built into the PRECISION TIG 225 is simplified to be a single knob control which sets the Pulse Frequency over the peak pulses/sec. range of about 0.1 to 20 pulses per second: • Full CCW (min.
B-5 OPERA TION B-5 CASE REAR COMPONENTS 1 . INPUT CABLE– This #6-3 (208/230V) or #12-3 (380V and higher) heavy duty cable with cable clamp is factory installed on all models. The Domestic models (208/230V) also are equipped with a NEMA 6-50P plug. 2.
B-6 OPERA TION B-6 PRECISION TIG 225 OPERA TING STEPS WELDING IN TIG MODE 1. Connect the TIG torch and cable Twist-Mate quick connect plug to the Electrode/Gas output recepta- cle. This receptacle also contains an integral gas connection for the torch.
B-7 OPERA TION B-7 REMOTE CONTROL OPERATION A Foot Amptrol ™is included with the PRECISION TIG 225 Ready-Pak models and availiable for other models (See Accessories Section) for remote current control while TIG welding. An optional Hand Amptrol may also be used.
B-8 OPERA TION B-8 WELDING IN STICK MODE 1. Put the electrode holder and cable quick connect plug into the electrode output receptacle. Turn clockwise until tight. Connect the work clamp to the work piece. 2. Set the TIG/STICK switch to “STICK”. 3.
TABLE C.1 C-1 ACCESSORIES C-1 ST ANDARD EQUIPMENT P ACKAGES The PRECISION TIG 225 will be available in two Factory-Configured Welding Packages: 1. PRECISION TIG 225 Ready-Pak (K2535-1) • 208/230/1/60 Machine (K2533-1) • 9 ft. (2.7m) Input Cable with NEMA 6-50P Plug* • NEMA 6-50R Receptacle • Integrated 10 ft.
C-2 ACCESSORIES C-2 PRECISION TIG 225 F ACTOR Y INST ALLED OPTIONS The PRECISION TIG 225 will be available in two Factory-Configured Welding Packages: 1. PRECISION TIG 225 Ready-Pak (K2535-1) • 208/230/1/60 Machine (K2533-1) • 9 ft. (2.7m) Input Cable with NEMA 6-50P Plug* • NEMA 6-50R Receptacle • Integrated 10 ft.
C-3 ACCESSORIES C-3 FIELD INST ALLED OPTIONS The following Options/Accessories are available for the Precision TIG 225: • K2348-1 Under-Storage Car t Includes a front magnetic latch storage drawer and rear storage bin on a single bottle undercarriage.
D-1 MAINTENANCE D-1 SAFETY PRECAUTIONS ELECTRIC SHOCK can kill. • Only qualified personnel should per- form this maintenance. • Turn the input power OFF at the dis- connect switch or fuse box before working on this equipment. • Do not touch electrically hot parts.
E-1 TROUBLESHOOTING E-1 PRECISION TIG 225 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 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 PRECISION TIG 225 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 PRECISION TIG 225 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 PRECISION TIG 225 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-6 TROUBLESHOOTING E-6 PRECISION TIG 225 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-7 TROUBLESHOOTING E-7 PRECISION TIG 225 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 PRECISION TIG 225 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 DIMENSION PRINT F-2 PRECISION TIG 225 1 L 12201 A 14.00 20.25 .24 .46 DOOR CL O SED 2.44 4.83 TO OL T RAY DOOR 22.00 * * .24 12.38 * * .81 * * 7.00 1.66 TO RCH H OL S T E R * * L OCATI ON OF (4) O .284 B ASE M OUNTI NG HO L ES. 12.99 24.00 1.00 * * 1.
F-3 DIMENSION PRINT F-3 PRECISION TIG 225 L 12202 A 19.81 14.00 24.00 1.66 TORCH H OL ST E R 6.00 2.44 7.00 30.78 .75 4.83 TO OL T RAY DOOR 20.25 10.53 .
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.
An important point after buying a device Lincoln Electric PRECISION TIG 225 (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 PRECISION TIG 225 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 PRECISION TIG 225 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lincoln Electric PRECISION TIG 225 you will learn all the available features of the product, as well as information on its operation. The information that you get Lincoln Electric PRECISION TIG 225 will certainly help you make a decision on the purchase.
If you already are a holder of Lincoln Electric PRECISION TIG 225, 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 PRECISION TIG 225.
However, one of the most important roles played by the user manual is to help in solving problems with Lincoln Electric PRECISION TIG 225. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lincoln Electric PRECISION TIG 225 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
