WELD THE WORLD
Cod. 006.0001.1960
03/05/2019 V.2.2
Discovery 172T
3
ENGLISH
INDEX
1 INTRODUCTION.......................................................................................................................................... 4
1.1 PRESENTATION.......................................................................................................................................... 5
2 INSTALLATION .......................................................................................................................................... 6
2.1 CONNECTIONS TO THE MAINS POWER SUPPLY .................................................................................. 6
2.2 FRONT PANEL............................................................................................................................................. 6
2.3 REAR PANEL............................................................................................................................................... 7
2.4 PREPARING FOR MMA WELDING............................................................................................................. 8
2.5 PREPARING FOR TIG WELDING ............................................................................................................... 9
3 USER INTERFACE .................................................................................................................................... 10
4 UNIT POWER-UP ...................................................................................................................................... 12
5 RESET (LOAD FACTORY SETTINGS)..................................................................................................... 13
6 SET-UP (INITIAL SET-UP OF THE WELDING POWER SOURCE) ......................................................... 14
7 ALARM MANAGEMENT ........................................................................................................................... 16
8 MMA WELDING......................................................................................................................................... 17
8.1 MMA WELDING - FIRST LEVEL MENU .................................................................................................... 17
8.2 MMA WELDING - SECOND LEVEL MENU ............................................................................................... 19
8.3 MMA WELDING - SPECIAL FUNCTIONS ................................................................................................. 21
9 DC TIG WELDING ..................................................................................................................................... 22
9.1 DC TIG WELDING - FIRST LEVEL MENU ................................................................................................ 22
9.2 TIG DC WELDING - SECOND LEVEL MENU ........................................................................................... 27
9.3 TIG DC WELDING - SPECIAL FUNCTIONS MENU ................................................................................. 30
10 TORCH TRIGGER PROCEDURE ............................................................................................................. 34
10.1 2 STROKE SPOT - Q-SPOT FUNCTION .................................................................................................. 40
11 JOBS MANAGEMENT .............................................................................................................................. 45
11.1 SAVING A JOB ........................................................................................................................................... 45
11.2 DELETING A JOB ...................................................................................................................................... 46
11.3 LOADING A JOB ........................................................................................................................................ 47
11.4 SELECTING JOBS USING THE TORCH BUTTONS ................................................................................ 47
12 TECHNICAL DATA .................................................................................................................................... 48
12.1 DISCOVERY 172T ..................................................................................................................................... 48
13 WIRING DIAGRAM.................................................................................................................................... 50
13.1 TORCH CONNECTOR (front panel) .......................................................................................................... 51
13.2 REMOTE CONTROL CONNECTOR (back panel)..................................................................................... 51
14 SPARES..................................................................................................................................................... 52
14.1 DISCOVERY 172T ..................................................................................................................................... 52
14.2 TORCH CONNECTORS COMPLETE KIT................................................................................................. 54
