Instruction/ maintenance manual of the product IM723-A Lincoln Electric
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R IP 21S NTRL/C UNDER-COOLER CAR T OPERA TOR’S MANUAL IM723-A January, 2004 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 .
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 Mar. ‘93 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.
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.
vi T ABLE OF CONTENTS Page Installation ................................................................................................................... ....Section A Technical Specifications ........................................................
A-1 INST ALLA TION UNDER-COOLER CART A-1 TECHNICAL SPECIFICA TIONS – UNDER- W A TER COOLER Model / Make Under-Cooler Cart K1828-1 Input 100-120 VAC 50/60 Hz 1 Phase Rated Current Draw 60 Hz (2.8-3.5 Amps) 50 Hz (3.5-5.3 Amps) Operating Pressure 60 psig (413 kPa) (4.
SAFETY PRECAUTIONS: ELECTRIC SHOCK Can Kill • Only qualified persons should per- form this installation. HOT COOLANT CAN BURN SKIN • Always be sure coolant is not hot before doing any work on cooler parts. ROT A TING F AN BLADES ARE HAZARDOUS • Do not put your hands near an oper- ating fan.
A-3 INST ALLA TION UNDER-COOLER CART A-3 NOTE: D O NOT ADD MORE THAN 2 GALLONS (7.6 LITERS) OF COOLANT INTO THE RESER- VOIR. The fill cap contains a pressure release air hole, which must not be blocked by overfilling the reservoir with coolant.
A-4 INST ALLA TION UNDER-COOLER CART A-4 INPUT POWER CONNECTION Plug the input power cord on the Under-Cooler cart into the standard bottom 115V NEMA circuit breaker protected receptacle, located on the back of the Precision TIG machine.
A-5 INST ALLA TION UNDER-COOLER CART A-5 CONNECTION OF TIG TORCHES Installation of TIG torches to be used with this Precision TIG Under-Cooler cart is explained in the Precision TIG machine literature. The torch does not directly attach to the cooler but through a connection box mounted on the TIG machine.
B-1 OPERA TION UNDER-COOLER CART B-1 SAFETY PRECAUTIONS GENERAL DESCRIPTION The Under-Cooler cart is an internal type, re-circula- tion cooling system designed for use with water- cooled TIG torches.
B-2 OPERA TION B-2 TURNING THE SYSTEM "ON" After connecting the Precision Tig and Tig Torches per Installation Section, plug the unit into a 115V NEMA electrical receptacle for start-up operation. Be certain that the power input into the unit matches the Cooler's rated input.
D-1 MAINTENANCE D-1 PUMP The pump head has a "built in" strainer on the inlet side of the pump. It is recommended to clean or replace the pump’s inlet strainer at least annually as follows: • Drain the coolant reservoir and all coolant lines.
D-2 MAINTENANCE D-2 RESERVOIR COOLANT LEVEL The reservoir volume should be checked daily before using the cooler. Remove the reservoir fill cap and check the coolant level. The reservoir is full when the coolant level is just below the input elbow of the reser- voir (approximate.
D-3 MAINTENANCE D-3 Disinfect the cooling system: • Prepare the disinfectant: Make a quantity of only is needed to avoid an excess. • Bulk preparation (for coolers serviced in quantity): 2.325 gals. (8.775 liters) of pure, fresh water per cooler 1.
D-4 MAINTENANCE D-4 Service the pump’s inlet strainer: a. Place absorbent towels underneath pump head to prevent stray coolant from wetting cooler’s electrical components. b. Hold pump head to apply counter torque when loos- ening strainers 7/8 acorn nut.
E-1 TROUBLESHOOTING E-1 UNDER-COOLER CART 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 UNDER-COOLER CART 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 WIRING DIAGRAM F-1 UNDER-COOLER CART 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 DIAGRAM F-2 UNDER-COOLER CART M19724 3 - 0 1 HEAT "IN" W ELDING TORCH OR GUN HEAT EXCHANGER FAN AIR FLOW PUMP COOLANT RESERVOIR K1828-1 U nder-Cooler Ca rt Wate r Cooler Flow Diagram COO.
F-3 DIMENSION PRINT F-3 UNDER-COOLER CART M19757 B (27.16) (16.34) (22.25) (22.84) (20.94) (12.20) (40.96) (23.32) (19.94) (13.35) (20.94) 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.
NOTES UNDER-COOLER CART.
NOTES UNDER-COOLER CART.
NOTES UNDER-COOLER CART.
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 P ARA ESTE EQUIP AMENTO E AS PAR 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.
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If you have not bought Lincoln Electric IM723-A 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 IM723-A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lincoln Electric IM723-A you will learn all the available features of the product, as well as information on its operation. The information that you get Lincoln Electric IM723-A will certainly help you make a decision on the purchase.
If you already are a holder of Lincoln Electric IM723-A, 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 IM723-A.
However, one of the most important roles played by the user manual is to help in solving problems with Lincoln Electric IM723-A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lincoln Electric IM723-A 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
