Instruction/ maintenance manual of the product SVM169-A Lincoln Electric
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PRECISION TIG 185 SVM169-A July , 2006 Safety Depends on Y ou Lincoln arc welding and cutting equipment is designed and built with safety in mind. However , your overall safety can be increased by pr oper installation . . . and thoughtful operation on your part.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC i SAFETY i PRECISION TIG 185 FOR ENGINE powered equipment. 1.a. T urn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ii SAFETY ii PRECISION TIG 185 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.
PRECISION TIG 185 SAFETY iii iii Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FOR ELECTRICALL Y powered equipment. 8.a. T urn off input power using the disconnect switch at the fuse box before working on the equipment.
PRECISION TIG 185 SAFETY iv iv Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les ins.
PRECISION TIG 185 v v MASTER T ABLE OF CONTENTS FOR ALL SECTIONS Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . .
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 Section A-1 Section A-1 T ABLE OF CONTENTS - INST ALLA TION SECTION - Installation ..................................................................
PRECISION TIG 185 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC A-2 INST ALLA TION A-2 TECHNICAL SPECIFICA TIONS - PRECISION TIG 185 (K2345-1AND K2347-1,-2) V olts at Rated Amperes 15.
PRECISION TIG 185 INST ALLA TION A-3 A-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return t.
PRECISION TIG 185 INST ALLA TION A-4 A-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return t.
PRECISION TIG 185 INST ALLA TION A-5 A-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return t.
PRECISION TIG 185 INST ALLA TION A-6 A-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return t.
PRECISION TIG 185 INST ALLA TION A-7 A-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return t.
PRECISION TIG 185 NOTES A-8 A-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master .
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 Section B-1 Section B-1 T ABLE OF CONTENTS - OPERA TION SECTION - Operation .........................................................................
PRECISION TIG 185 OPERA TION B-2 B-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ELECTRIC SHOCK can kill. • Do not touch electrically live parts or electrode with skin or wet cloth- ing.
PRECISION TIG 185 OPERA TION B-3 B-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRODUCT DESCRIPTION The Precision TIG 185 is a member of our field acclaimed Precision TIG family of industrial arc weld - ing power sources.
PRECISION TIG 185 OPERA TION B-4 B-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC CONTROL FUNCTIONALITY 1.
PRECISION TIG 185 OPERA TION B-5 B-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 8.
PRECISION TIG 185 OPERA TION B-6 B-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 OPERA TION B-7 B-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC WELDING IN STICK MODE 1. Put the electrode holder and cable quick connect plug into the electrode output receptacle.
PRECISION TIG 185 NOTES B-8 B-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master .
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 Section C-1 Section C-1 T ABLE OF CONTENTS - ACCESSORIES SECTION - Accessories ......................................................................
PRECISION TIG 185 ACCESSORIES C-2 C-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC F ACTOR Y INST ALLED OPTIONS The Precision TIG 185 will be available in two Factory- Configured Welding Packages: 1.
PRECISION TIG 185 ACCESSORIES C-3 C-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to M.
PRECISION TIG 185 NOTES C-4 C-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master .
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 Section D-1 Section D-1 T ABLE OF CONTENTS - MAINTENANCE SECTION - Maintenance ......................................................................
PRECISION TIG 185 MAINTENANCE D-2 D-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SAFETY PRECAUTIONS ELECTRIC SHOCK can kill.
PRECISION TIG 185 MAINTENANCE D-3 D-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FIGURE D.2 — LOCA TION OF MAINTENANCE COMPONENTS.
X NOTES D-4 D-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC X Section E-1 Section E-1 Theory of Operation ...............................................................................................Section E General Description .
PRECISION TIG 185 THEOR Y OF OPERA TION E-2 E-2 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC R.
PRECISION TIG 185 THEOR Y OF OPERA TION E-3 E-3 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC R.
PRECISION TIG 185 THEOR Y OF OPERA TION E-4 E-4 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC R.
PRECISION TIG 185 THEOR Y OF OPERA TION E-5 E-5 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC R.
PRECISION TIG 185 THEOR Y OF OPERA TION E-6 E-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC AC WELDING OUTPUT Rotating the polarity switch to the AC position changes the welding power circuit.
PRECISION TIG 185 THEOR Y OF OPERA TION E-7 E-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SCR OPERA TION A silicon controlled rectifier (SCR) is a three terminal device used to control rather large currents to a load.
PRECISION TIG 185 THEOR Y OF OPERA TION E-8 E-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC R.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 Section F-1 Section F-1 T ABLE OF CONTENTS - TROUBLESHOOTING & REP AIR SECTION - Tr oubleshooting & Repair Section ..........................
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-2 F-2 CAUTION This T roubleshooting Guide is pr ovided to help you locate and repair possible machine malfunctions.
PRECISION TIG 185 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-3 F-3 Sometimes machine failures appear to be due to PC board failures.
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AI.
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR F-5 F-5 TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-6 F-6 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-7 F-7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-8 F-8 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-9 F-9 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-10 F-10 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-11 F-11 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-12 F-12 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-13 F-13 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-14 F-14 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING GUIDE Observe Safety Guidelines detailed in the beginning of this manual.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-15 F-15 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-16 F-16 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PROCEDURE 1. Remove input power to the TIG185 machine.
Service and repair should be performed by only Lincoln Electric factory trained personnel. Unauthorized repairs performed on this equipment may result in danger to the technician or machine operator and will invalidate your factory warranty .
PRECISION TIG 185 F-18 F-18 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR T1 TRANSFORMER TEST (continued) TEST PROCEDURE 1.
PRECISION TIG 185 F-19 F-19 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING & REP AIR T1 TRANSFORMER TEST (continued) 6.
PRECISION TIG 185 NOTES F-20 F-20 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-21 F-21 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-22 F-22 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TEST PROCEDURE 1. Remove main supply power to the TIG 185 and remove the case wrap- around cover .
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-23 F-23 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 3. Using an analog ohmmeter test the resistance from anode to cathode of SCR1.
PRECISION TIG 185 NOTES F-24 F-24 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-25 F-25 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-26 F-26 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TEST PROCEDURE 1. Remove main supply power to the TIG 185 machine.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-27 F-27 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC 6. Connect SCR into the test circuit as shown (A) lead to anode (C) lead to cathode and (G) lead to the gate.
PRECISION TIG 185 NOTES F-28 F-28 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-29 F-29 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC NORMAL OPEN CIRCUIT VOL T AGE W A VEFORM AC TIG MODE CAUTION HIGH VOL T AGE / HIGH FREQUENCY can damage test equipment.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-30 F-30 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC NORMAL OPEN CIRCUIT VOL T AGE W A VEFORM DC TIG MODE CAUTION HIGH VOL T AGE / HIGH FREQUENCY can damage test equipment.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-31 F-31 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-32 F-32 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-33 F-33 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-34 F-34 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-35 F-35 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-36 F-36 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-37 F-37 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Ma.
PRECISION TIG 185 NOTES F-38 F-38 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 F-39 F-39 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING AND REP AIR Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 F-40 F-40 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING AND REP AIR SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (Continued) PROCEDURE 1.
PRECISION TIG 185 F-41 F-41 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING AND REP AIR SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (Continued) 9.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-42 F-42 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (Continued) FIGURE F .
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-43 F-43 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (Continued) 16.
PRECISION TIG 185 NOTES F-44 F-44 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-45 F-45 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-46 F-46 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POLARITY SWITCH REMOV AL AND REPLACEMENT PROCEDURE (Continued) REMOV AL PROCEDURE 1.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-47 F-47 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC POLARITY SWITCH REMOV AL AND REPLACEMENT PROCEDURE (Continued) REPLACEMENT PROCEDURE 1.
PRECISION TIG 185 NOTES F-48 F-48 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-49 F-49 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-50 F-50 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC REMOV AL PROCEDURE 1.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-51 F-51 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC HIGH VOL T AGE TRANSFORMER REMOV AL AND REPLACEMENT PROCEDURE (Continued) REPLACEMENT PROCEDURE 1.
PRECISION TIG 185 NOTES F-52 F-52 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-53 F-53 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Service and repair should be performed by only Lincoln Electric factory trained personnel.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-54 F-54 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC MAIN TRANSFORMER AND OUTPUT CHOKE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (Continued) REMOV AL PROCEDURE 1.
PRECISION TIG 185 TROUBLESHOOTING & REP AIR F-55 F-55 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC MAIN TRANSFORMER AND OUTPUT CHOKE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (Continued) REPLACEMENT PROCEDURE 1.
PRECISION TIG 185 NOTES F-56 F-56 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
PRECISION TIG 185 TROUBLESHOOTING AND REP AIR F-57 F-57 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Mast.
PRECISION TIG 185 NOTES F-58 F-58 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Maste.
Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC PRECISION TIG 185 Section G-1 Section G-1 T ABLE OF CONTENTS - ELECTRICAL DIAGRAMS SECTION - Electrical Diagrams ......................................................
ELECTRICAL DIAGRAMS G-2 PRECISION TIG 185 WIRING DIAGRAM - ENTIRE MACHINE - (G4549) G4549 B SCR4 SCR2 SCR1 D C B A REAR GANG L1 ELECTRODE T3 NC NO MICRO-SWITCH T2 L2 L3 C3 SCR3 H1 H G 311A 312A OPEN C.
Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ELECTRICAL DIAGRAMS G-3 PRECISION TIG 185 SCHEMA TIC - ENTIRE MACHINE - (G4588) EN-170 S O L ID E D G E ENGINEERING CONTROLLED MANUFACTURER: No RELEASED FROM X A.
ELECTRICAL DIAGRAMS G-4 PRECISION TIG 185 SCHEMA TIC - CONTROL PC BOARD - (G4550-1B4-1) G-4 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual.
ELECTRICAL DIAGRAMS G-5 PRECISION TIG 185 SCHEMA TIC - CONTROL P .C. BOARD - (G4550-1B4-2) G-5 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual.
ELECTRICAL DIAGRAMS G-6 PRECISION TIG 185 SCHEMA TIC - CONTROL P .C. BOARD - (G4550-1B4-3) G-6 NOTE: This diagram is for reference only . It may not be accurate for all machines covered by this manual.
NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty . Individual Printed Circuit Board Components are not available from Lincoln Electric.
SVM ERROR REPORTING FORM We need to know if there are errors in our manuals. We also value any suggestions as to additional tests or procedures that would make this SVM a better tool for you.
An important point after buying a device Lincoln Electric SVM169-A (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 SVM169-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 SVM169-A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lincoln Electric SVM169-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 SVM169-A will certainly help you make a decision on the purchase.
If you already are a holder of Lincoln Electric SVM169-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 SVM169-A.
However, one of the most important roles played by the user manual is to help in solving problems with Lincoln Electric SVM169-A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lincoln Electric SVM169-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
