Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given in /home/newdedyk/domains/bkmanuals.com/public_html/includes/pages/manual_inc.php on line 26
Lincoln Electric SVM186-A manuale d’uso - BKManuals
Italiano dropdown-ico

Lincoln Electric SVM186-A manuale d’uso

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106

Vai alla pagina of

Manuali d’uso simili

Un buon manuale d’uso

Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Lincoln Electric SVM186-A. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Lincoln Electric SVM186-A o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.

Che cosa è il manuale d’uso?

La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Lincoln Electric SVM186-A descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.

Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.

Quindi cosa dovrebbe contenere il manuale perfetto?

Innanzitutto, il manuale d’uso Lincoln Electric SVM186-A dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Lincoln Electric SVM186-A
- nome del fabbricante e anno di fabbricazione Lincoln Electric SVM186-A
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Lincoln Electric SVM186-A
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti

Perché non leggiamo i manuali d’uso?

Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Lincoln Electric SVM186-A non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Lincoln Electric SVM186-A e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Lincoln Electric in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Lincoln Electric SVM186-A, come nel caso della versione cartacea.

Perché leggere il manuale d’uso?

Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Lincoln Electric SVM186-A, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.

Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Lincoln Electric SVM186-A. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.

Sommario del manuale d’uso

  • Pagina 1

    For use with machine code numbers: SVM186-A October , 2008 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 proper installation . . . and thoughtful operation on your part. DO NOT INST ALL, OPERA TE OR REP AIR THIS EQUIPMENT WITHOUT READ- IN[...]

  • Pagina 2

    Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC SAFETY i i 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. ____________________________________________________ 1.b.Operate engines in open, well-ventilate[...]

  • Pagina 3

    SAFETY ii ii Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC FUMES AND GASES can be dangerous. 5.a. Welding may produce fumes and gases hazardous to health. Avoid breathing these fumes and gases.When welding, keep your head out of the fume. Use enough ventilation and/or exhaust at the arc to keep fumes and ga[...]

  • Pagina 4

    SAFETY iii iii Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC Jan ‘07 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. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and[...]

  • Pagina 5

    SAFETY iv iv Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC 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: [...]

  • Pagina 6

    SAFETY v v Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC Electromagnetic Compatibility (EMC) Conformance Products displaying the CE mark are in conformity with European Community Council Directive of 3 May 1989 on the approximation of the laws of the Member States relating to electromagnetic compatibility ([...]

  • Pagina 7

    SAFETY vi vi Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC Electromagnetic Compatibility (EMC) The size of the surrounding area to be considered will depend on the structure of the building and other activities that are taking place. The surrounding area may extend beyond the boundaries of the premises. Met[...]

  • Pagina 8

    - MASTER T ABLE OF CONTENTS FOR ALL SECTIONS - I I PRECISION TIG® 225 RETURN TO MAIN INDEX Page S a f e t y ........................................................................... i - i v I n s t a l l a t i o n .................................................................. S e c t i o nA O p e r a t i o n .................................[...]

  • Pagina 9

    T ABLE OF CONTENTS - INST ALLA TION SECTION A-1 A-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 I n s t a l l a t i o n ............................................................................. A - 1 T e c h n i c a l S p e c i f i c a t i o n s.....................................[...]

  • Pagina 10

    INST ALLA TION A-2 A-2 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC TECHNICAL SPECIFICA TIONS - PRECISION TIG® 225 (K2533-1AND K2535-1,-2) Weld V oltage (NEMA) 15.7 V AC/DC 15.2 V AC/DC 14.1 V A[...]

  • Pagina 11

    INST ALLA TION A-3 A-3 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC TECHNICAL SPECIFICA TIONS - CANADIAN (K2533-2), INTERNA TIONAL K2534-1) MODEL HEIGHT WIDTH DEPTH WEIGHT PHYSICAL DIMENSIONS (2)[...]

  • Pagina 12

    INST ALLA TION A-4 A-4 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC SAFETY PRECAUTIONS SELECT SUIT ABLE LOCA TION MOUNTING Environmental Rating The PRECISION TIG® 225 power source carries an IP2[...]

  • Pagina 13

    INST ALLA TION A-5 A-5 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC MACHINE GROUNDING AND HIGH FRE- QUENCY INTERFERENCE PROTECTION Locate the Precision TIG® 225 away from radio controlled machin[...]

  • Pagina 14

    INST ALLA TION A-6 A-6 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC INPUT RECONNECT PROCEDURE On multiple input voltage welders, be sure the machine is connected per the following instructions fo[...]

  • Pagina 15

    INST ALLA TION A-7 A-7 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC CONNECTIONS FOR TIG (GT A W) WELDING TIG TORCH CONNECTION A PT A-17 T wist-Mate TIG welding torch with cable and connector is s[...]

  • Pagina 16

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES A-8 A-8 PRECISION TIG® 225[...]

  • Pagina 17

    T ABLE OF CONTENTS - OPERA TION SECTION B-1 B-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 O p e r a t i o n .............................................................................. B - 1 S a f e t y P r e c a u t i o n s .........................................................[...]

  • Pagina 18

    OPERA TION B-2 B-2 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC ELECTRIC SHOCK can kill. • Do not touch electrically live parts or electrode with skin or wet cloth- ing. • Insulate yourself f[...]

  • Pagina 19

    OPERA TION B-3 B-3 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRODUCT DESCRIPTION The PRECISION TIG® 225 is a member of our field acclaimed PRECISION TIG® family of industrial arc welding pow[...]

  • Pagina 20

    OPERA TION B-4 B-4 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC CONTROL FUNCTIONALITY 1. POWER SWITCH – Input line switch turns input power ON or OFF , as indicated by the on or off sta- tus of[...]

  • Pagina 21

    OPERA TION B-5 B-5 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC 8. PULSE TIG CONTROL – The Pulse TIG feature built into the PRECISION TIG® 225 is simplified to be a single knob control which s[...]

  • Pagina 22

    OPERA TION B-6 B-6 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC 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[...]

  • Pagina 23

    OPERA TION B-7 B-7 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC OPERA TING STEPS WELDING IN TIG MODE 1. Connect the TIG torch and cable T wist-Mate™ quick connect plug to the Electrode/Gas outp[...]

  • Pagina 24

    OPERA TION B-8 B-8 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC REMOTE CONTROL OPERA TION A Foot Amptrol is included with the PRECISION TIG® 225 Ready-Pak models and available for other models ([...]

  • Pagina 25

    OPERA TION B-9 B-9 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC WELDING IN STICK MODE 1. Put the electrode holder and cable quick connect plug into the electrode output receptacle. T urn clock- w[...]

  • Pagina 26

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES B-10 B-10 PRECISION TIG® 225[...]

  • Pagina 27

    T ABLE OF CONTENTS - ACCESSORIES SECTION C-1 C-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 A c c e s s o r i e s............................................................................ C - 1 S t a n d a r d E q u i p m e n t P a c k a g e s .......................................[...]

  • Pagina 28

    ACCESSORIES C-2 C-2 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC T ABLE C.1 ST ANDARD EQUIPMENT P ACKAGES The PRECISION TIG® 225 will be available in two Factory-Configured Welding Packages: 1. [...]

  • Pagina 29

    ACCESSORIES C-3 C-3 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC F ACTOR Y INST ALLED OPTIONS The PRECISION TIG® 225 will be available in two Factory-Configured Welding Packages: 1. PRECISION TI[...]

  • Pagina 30

    ACCESSORIES C-4 C-4 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC FIELD INST ALLED OPTIONS The following Options/Accessories are available for the PRECISION TIG® 225: • K2348-1 Under-Storage Ca[...]

  • Pagina 31

    T ABLE OF CONTENTS - MAINTENANCE SECTION D-1 D-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 M a i n t e n a n c e ........................................................................... D - 1 S a f e t y P r e c a u t i o n s .......................................................[...]

  • Pagina 32

    MAINTENANCE D-2 D-2 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC SAFETY PRECAUTIONS ELECTRIC SHOCK can kill. • Only qualified personnel should per- form this maintenance. • T urn the input po[...]

  • Pagina 33

    T ABLE OF CONTENTS-THEOR Y OF OPERA TION SECTION E-1 E-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 T h e o r y o f O p e r a t i o n ..................................................................... E - 1 G e n e r a l D e s c r i p t i o n .......................................[...]

  • Pagina 34

    THEOR Y OF OPERA TION E-2 E-2 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC GENERAL DESCRIPTION The PRECISION TIG® 225 is a member of our field acclaimed PRECISION TIG® family of industrial arc [...]

  • Pagina 35

    THEOR Y OF OPERA TION E-3 E-3 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC OUTPUT RECTIFICA TION AND FEEDBACK CONTROL The AC output from the main transformer secondary is rectified and controlled[...]

  • Pagina 36

    THEOR Y OF OPERA TION E-4 E-4 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC HIGH VOL T AGE / HIGH FREQUENCY CIRCUIT The control board passes the 1 15V AC voltage to the primary of the high voltage[...]

  • Pagina 37

    THEOR Y OF OPERA TION E-5 E-5 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC DC WELDING OUTPUT When the polarity switch is placed in either DC position, the AC voltage from the main transformer sec[...]

  • Pagina 38

    THEOR Y OF OPERA TION E-6 E-6 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC AC WELDING OUTPUT Rotating the polarity switch to the AC position changes the welding power circuit. One lead (X1) of th[...]

  • Pagina 39

    THEOR Y OF OPERA TION E-7 E-7 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC SCR OPERA TION A silicon controlled rectifier (SCR) is a three terminal device used to control rather large currents to [...]

  • Pagina 40

    THEOR Y OF OPERA TION E-8 E-8 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PROTECTIVE CIRCUITS Protective circuits are designed into the PRECISION TIG® 185 to sense trouble and shut down the mac[...]

  • Pagina 41

    T ABLE OF CONTENTS - TROUBLESHOOTING AND REP AIR F-1 F-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 T roubleshooting and Repair.............................................................................................................................F-1 How to Use T roubleshooting G[...]

  • Pagina 42

    TROUBLESHOOTING AND REP AIR F-2 F-2 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC This T roubleshooting Guide is provided to help you locate and repair possible machine malfunctions. Simply follow[...]

  • Pagina 43

    TROUBLESHOOTING AND REP AIR F-3 F-3 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC Sometimes machine failures appear to be due to PC board failures. These problems can sometimes be traced to poor e[...]

  • Pagina 44

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 45

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 46

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 47

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 48

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 49

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 50

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 51

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 52

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 53

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 54

    OUTPUT PROBLEMS Observe Safety Guidelines detailed in the beginning of this manual. PROBLEMS (SYMPTOMS) POSSIBLE AREAS OF MISADJUSTMENT(S) RECOMMENDED COURSE OF ACTION If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely , contact the Lincoln Electric Service Department for technical troubles[...]

  • Pagina 55

    HIGH FREQUENCY CIRCUIT DISABLE PROCEDURE TROUBLESHOOTING AND REP AIR F-15 F-15 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC W ARNING Service and repair should be performed by only Lincoln Electri[...]

  • Pagina 56

    .020 Spark Gap LEFT SIDE OF MACHINE FIGURE F .1 – SP ARK GAP ASSEMBL Y HIGH FREQUENCY CIRCUIT DISABLE PROCEDURE (continued) TROUBLESHOOTING AND REP AIR F-16 F-16 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return t[...]

  • Pagina 57

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 58

    PRECISION TIG 225 CONTROL BOARD J2 J3 J4 PIN 4 (LEAD #201) PIN 3 (LEAD #204) PIN 7 (LEAD #210) PIN 8 (LEAD #209) PIN 3 (LEAD #232) PIN 2 (LEAD #260) T1 TRANSFORMER TEST (continued) PROCEDURE 1. Remove main supply power to the machine. 2. Using the 3/8” nutdriver remove the case wrap- around cover . 3. Locate plugs J3 and J4 on the control board. [...]

  • Pagina 59

    T1 TRANSFORMER TEST (continued) PROCEDURE 6. If all of the secondary voltages are correct the T1 transformer is functioning properly . A. If all of the secondary voltages are missing or incorrect make certain that the correct input voltage is being applied to the correct primary leads. See T able F .1. B. If the correct input voltage is being appli[...]

  • Pagina 60

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-20 F-20 PRECISION TIG® 225[...]

  • Pagina 61

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 62

    PLUG J2 REMOVED PRECISION TIG 225 CONTROL J2 J3 J4 ST A TIC SCR TEST (continued) TEST PROCEDURE 1. Remove main supply power to the TIG 225 and remove the case wrap-around cover . 2. Locate and remove plug J2 from the control board. See Figure F .3. TROUBLESHOOTING AND REP AIR F-22 F-22 PRECISION TIG® 225 Return to Section T OC Return to Section T [...]

  • Pagina 63

    CASE COVER REMOV AL AND REPLACEMENT PROCEDURE (continued) TEST PROCEDURE (continued) 3. Using an analog ohmmeter test the resistance from anode to cathode of SCR1. Reverse the meter leads and check from cathode to anode of SCR1. See Figure F .4. If a low resistance is indicated in either direction SCR1 is faulty . Replace SCR Bridge Assembly . See [...]

  • Pagina 64

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-24 F-24 PRECISION TIG® 225[...]

  • Pagina 65

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 66

    FIGURE F .5 – ACTIVE SCR TEST SETUP ACTIVE SCR TEST (continued) TEST PROCEDURE 1. Remove main supply power to the TIG 225 machine. 2. Locate and remove plug J2 from the control board. See Figure F .3 . 3. Perform test procedure as outlined in Figure F .5. Repeat test for all four SCRs. See Figure F. 6 . 4. Construct the circuit outlined in Figure[...]

  • Pagina 67

    FIGURE F .6 – SCR GA TE LOCA TIONS ACTIVE SCR TEST (continued) TEST PROCEDURE (continued) 6. Connect SCR into the test circuit as shown (A) lead to anode (C) lead to cathode and (G) lead to the gate. 7. Close switch SW-1 (switch SW -2 should open), voltmeter should read zero. If the voltmeter reads higher than zero the SCR is shorted. 8. With swi[...]

  • Pagina 68

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-28 F-28 PRECISION TIG® 225[...]

  • Pagina 69

    This is the typical AC output voltage waveform generated from a properly operating machine. Note that each vertical division represents 50 volts and that each horizontal division rep- resents 2 milliseconds in time. Note: Scope probes connected at machine output terminals: (+) probe to electrode, (–) probe to work. SCOPE SETTINGS V olts/Div .....[...]

  • Pagina 70

    This is the typical DC (+) output volt- age waveform generated from a prop- erly operating machine. Note that each vertical division represents 50 volts and that each horizontal division represents 2 milliseconds in time. Note: Scope probes connected at machine output terminals: (+) probe to electrode, (–) probe to work. SCOPE SETTINGS V olts/Div[...]

  • Pagina 71

    This is the typical AC output voltage waveform generated from a properly operating machine. Note that each vertical division represents 50 volts and that each horizontal division rep- resents 2 milliseconds in time. Note: Scope probes connected at machine output terminals: (+) probe to electrode, (–) probe to work. SCOPE SETTINGS V olts/Div .....[...]

  • Pagina 72

    This is the typical DC (+) output volt- age waveform generated from a prop- erly operating machine. Note that each vertical division represents 50 volts and that each horizontal division represents 2 milliseconds in time. Note: Scope probes connected at machine output studs: (+) probe to electrode, (–) probe to work. SCOPE SETTINGS V olts/Div ...[...]

  • Pagina 73

    MACHINE LOADED TO 180 AMPS A T 16VDC. This is the typical AC output voltage wave- form generated from a properly operating machine. Note that each vertical division represents 10 volts and that each horizontal division represents 2 milliseconds in time. The machine was loaded with a resistance grid bank. The grid load meters read 180 amps and 16VDC[...]

  • Pagina 74

    MACHINE LOADED TO 180 AMPS A T 16VDC. This is the typical DC (+) output voltage wave- form generated from a properly operating machine. Note that each vertical division repre- sents 10 volts and that each horizontal division represents 2 milliseconds in time. The machine was loaded with a resistance grid bank. The grid load meters read 180 amps and[...]

  • Pagina 75

    MACHINE LOADED TO 180 AMPS A T 26VDC. This is the typical AC output voltage wave- form generated from a properly operating machine. Note that each vertical division represents 10 volts and that each horizontal division represents 2 milliseconds in time. The machine was loaded with a resistance grid bank. The grid load meters read 180 amps and 26VDC[...]

  • Pagina 76

    MACHINE LOADED TO 180 AMPS A T 26VDC. This is the typical AC output voltage waveform generated from a properly operating machine. Note that each vertical division represents 10 volts and that each horizontal division repre- sents 2 milliseconds in time. The machine was loaded with a resistance grid bank. The grid load meters read 180 amps and 26VDC[...]

  • Pagina 77

    This is NOT the typical DC (+) output voltage waveform. One output SCR is not functioning. Note the “gap”in the waveform. One SCR gate was discon- nected to simulate an open or non- functioning output SCR. Note that each vertical division represents 50 volts and that each horizontal division represents 2 milliseconds in time. Note: Scope probes[...]

  • Pagina 78

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-38 F-38 PRECISION TIG® 225[...]

  • Pagina 79

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 80

    FIGURE F .7 – CASE BACK MOUNTING SCREWS SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (continued) PROCEDURE 1. Remove input power to the TIG 225 machine. 2. Using the 3/8” nutdriver remove the case wrap- around cover . 3. With the slot head screwdriver loosen the input cable strain relief to allow movement of case back. 4. Using the 3[...]

  • Pagina 81

    FIGURE F .8 – FRONT P ANEL MOUNTING SCREWS SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (continued) PROCEDURE (continued) 9. Remove plug J2 from the control board. (See Figure F .9 .) Also remove plug and lead harness from internal divider panel. 10. Carefully slide the internal divider panel away a few inches to allow access to the SC[...]

  • Pagina 82

    PLUG J2 REMOVED PRECISION TIG 225 CONTROL J2 J3 J4 FIGURE F .9 – PLUG J2 ON CONTROL BOARD SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (continued) TROUBLESHOOTING AND REP AIR F-42 F-42 PRECISION TIG® 225 Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T[...]

  • Pagina 83

    SCR BRIDGE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (continued) 16. With the 3/8” wrench remove the four mount- ing screws holding the SCR bridge assembly to the main transformer frame. Note insulator placement. 17. Carefully remove the SCR bridge assembly from the TIG 225 cutting any necessary cable ties. REPLACEMENT PROCEDURE 1. Carefully p[...]

  • Pagina 84

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-44 F-44 PRECISION TIG® 225[...]

  • Pagina 85

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 86

    POLARITY SWITCH REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove the input power to the TIG 225 machine. 2. Using the 3/8” nutdriver remove the case wrap- around cover . 3. Using the 3/32” Allen type wrench remove the output control knob. 4. Using the Phillips head screwdriver remove the screw from the polarity switch[...]

  • Pagina 87

    POLARITY SWITCH REMOV AL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully position the new polarity switch in position on the front panel. Make certain the micro-switch is assembled to the polarity switch correctly . 2. Solder leads #31 1 and #312 to the micro - switch. 3. Assemble and tighten the two nuts and washers that h[...]

  • Pagina 88

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-48 F-48 PRECISION TIG® 225[...]

  • Pagina 89

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 90

    FIGURE F .1 1 – SECONDARY LEADS A T HIGH FREQUENCY ST ARTER BOARD HIGH VOL T AGE TRANSFORMER REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the TIG 225 machine. 2. Using the 3/8” nutdriver remove the case wrap- around cover . 3. With the needle nose pliers remove the two secondary leads from the quick[...]

  • Pagina 91

    FIGURE F .12 – HIGH VOL T AGE TRANSFORMER MOUNTING INSULA TORS HIGH VOL T AGE TRANSFORMER REMOV AL AND REPLACEMENT PROCEDURE (continued) REPLACEMENT PROCEDURE 1. Carefully position the new high voltage trans- former in place in the two rear mounting insula- tors. See Figure F .12. 2. Install the front mounting insulators and mount- ing screw . 3.[...]

  • Pagina 92

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-52 F-52 PRECISION TIG® 225[...]

  • Pagina 93

    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 . For your safety and to avoid electrical shock, please observe all safety notes and precautions detailed thr[...]

  • Pagina 94

    MAIN TRANSFORMER AND OUTPUT CHOKE ASSEMBL Y REMOV AL AND REPLACEMENT PROCEDURE (continued) REMOV AL PROCEDURE 1. Remove input power to the TIG 225 machine. 2. Perform the SCR Bridge Assembly Removal Procedure. 3. Unsolder the two 1 15V AC leads and leads B231 and B232 from the main transformer leads. Label leads for reassembly . See wiring diagram.[...]

  • Pagina 95

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-55 F-55 PRECISION TIG® 225 RETEST AFTER REP AIR Should a machine under test be rejected for any reason requiring the removal of any mechanical part that could af[...]

  • Pagina 96

    Return to Section T OC Return to Section T OC Return to Section T OC Return to Section T OC Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC NOTES F-56 F-56 PRECISION TIG® 225[...]

  • Pagina 97

    T ABLE OF CONTENTS - DIAGRAM SECTION G-1 G-1 Return to Master T OC Return to Master T OC Return to Master T OC Return to Master T OC PRECISION TIG® 225 E l e c t r i c a l D i a g r a m s ..................................................................... G - 1 W i r i n g D i a g r a m ( G 5 6 4 6 ) .............................................[...]

  • Pagina 98

    ELECTRICAL DIAGRAMS G-2 PRECISION TIG® 225 WIRING DIAGRAM - COMPLETE MACHINE - ALL CODES (G5646) R CLEVELA N D , O HI O G5646 A S CR 4 S CR 2 S CR 1 D C B A R EAR GANG L1 ELEC TRO DE T3 NC N O MI CRO -SWI TC H T2 L2 L3 C3 S CR 3 H1 H G 311A 312A OP EN CLOS ED C LOS E D G4 216 G3 2 1 8 G2 G1 217 220 AC E F PC BO ARD CO NT R OL PC BOA RD D1 S2 SV1 G[...]

  • Pagina 99

    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® 225 SCHEMA TIC - COMPLETE MACHINE - ALL CODES (G5647) E N - 1 7 0 S O L I D E D G E E NGI N EE RI NG CO NT RO LLE D M A N U F A C T U RE R[...]

  • Pagina 100

    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-4 PRECISION TIG® 225 SCHEMA TIC - CONTROL PC BOARD #1 (G5640) G-4 NOTE: This diagram is for reference only . It may not be accurate for all machines covere[...]

  • Pagina 101

    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-5 PRECISION TIG® 225 SCHEMA TIC - CONTROL PC BOARD #2 (G5640) G-5 NOTE: This diagram is for reference only . It may not be accurate for all machines covere[...]

  • Pagina 102

    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-6 PRECISION TIG® 225 SCHEMA TIC - CONTROL PC BOARD #3 (G5640) G-6 NOTE: This diagram is for reference only . It may not be accurate for all machines covere[...]

  • Pagina 103

    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 . This information is pro- vided for reference only . Lincoln Electric discourages board level trou[...]

  • Pagina 104

    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 . This information is pro- vided for reference only . Lincoln Electric discourages board level trou[...]

  • Pagina 105

    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-9 PRECISION TIG® 225 SCHEMA TIC - BYP ASS PRINTED CIRCUIT BOARD (S22530) EN-164 S O L I D E D G E S22530- 1B0 BYPASS/ ST ABI L I Z ER BOAR D SCH EM AT I C [...]

  • Pagina 106

    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 . This information is pro- vided for reference only . Lincoln Electric discourages board level trou[...]