Cebora PLASMA PROF 162 - General Information; 1.1 Introduction; 1.2 General Service Policy; 1.3 Safety Information

CEBORA S.p.A. 2
3.302.002 03/08/00
CONTENTS
1 - GENERAL INFORMATION....................................................................................................................................4
1.1 - Introduction..........................................................................................................................................................4
1.2 - General service policy........................................................................................................................................4
1.3 - Safety information..............................................................................................................................................4
1.4 - Electromagnetic compatibility..........................................................................................................................4
2 - SYSTEM DESCRIPTION..........................................................................................................................................5
2.1 - Introduction..........................................................................................................................................................5
2.2 - Technical specifications....................................................................................................................................5
2.3 - Description of power source art. 952...............................................................................................................5
3 - MAINTENANCE.........................................................................................................................................................8
3.1 - Periodic inspection, cleaning............................................................................................................................8
3.2 - Operating sequence............................................................................................................................................8
3.2.1 - Power source commands and signals............................................................................................................10
3.3 - Troubleshooting................................................................................................................................................10
3.3.1 - The power source does not start, operator panel (64) off...........................................................................10
3.3.2 - Power source powered, operator panel (64) on, fan (77) stopped............................................................12
3.3.3 - Power source powered, display and signals doe not indicate the correct values...................................13
3.3.4 - The start button produces no effect................................................................................................................13
3.3.5 - No gas flows from the torch............................................................................................................................15
3.3.6 - Gas flows from the torch, pilot arc does not light (IGBT output voltage missing)...............................16
3.3.7 - Gas flows from the torch, the pilot arc does not light (high frequency missing)...................................17
3.3.8 - Irregular pilot arc starts, unstable pilot arc...................................................................................................18
3.3.9 - Transfer arc does not take place, pilot arc remains and cutting is impossible........................................20
3.3.10 - Weak transfer arc that shuts off as soon as cutting begins........................................................................21
3.3.11 - Post-gas does not take place upon releasing the start button and after cutting......................................21
3.4 - Error messages..................................................................................................................................................22
E1 - Hardware lockup...........................................................................................................................................................22
E2 - Hardware lockup...........................................................................................................................................................22
E12 - Transfer reed closed during start-up.......................................................................................................................22
E13 - Hazardous voltage on the torch...............................................................................................................................22
E51 - Torch not recognized................................................................................................................................................23
E52 - Start button pressed during start-up........................................................................................................................23
E53 - Start button pressed while resetting from stop due to pressure or temperature beyond allowable limits...23
E54 - Short-circuit between electrode and nozzle...........................................................................................................24
E55 - Electrode finished......................................................................................................................................................24
4 - COMPONENTS LIST..............................................................................................................................................25
4.1 - Power source art. 952 : see file ESP952.pdf enclosed at the end of the manual....................................25
4.2 - Components table: see file ESP952.pdf enclosed at the end of the manual............................................25
4.3 - Spare parts list...................................................................................................................................................25