Cebora SOUND MIG 2035/M Pulse Service Manual download pdf (Page 3)

CEBORA S.p.A. 3

3.4 - Error codes and alarm signals.....................................................................................................................28

3.4.1 - 01 - Internal RAM error...........................................................................................................................28

3.4.2 - 02 - EEPROM error.................................................................................................................................28

3.4.3 - 10 - Malfunction in the circuit to detect short-circuits at the output........................................................ 28

3.4.4 - 14 - Microprocessor supply voltage error on control board (27). ............................................................ 28

3.4.5 - 20 - Absence of interlock signal on power board (26)............................................................................. 28

3.4.6 - 25 - Malfunction on the EPLD bus in the control board (27). ................................................................. 28

3.4.7 - 30 - Incorrect setting of the minimum current threshold on the control board (27)................................. 29

3.4.8 - 42 - Error in the signal of the motor encoder (401). ................................................................................ 29

3.4.9 - 52 - Start button pressed during start-up..................................................................................................29

3.4.10 - 53 - Start button pressed while resetting from stop due to temperature beyond allowable limits or open

wire coil cover.

........................................................................................................................................29

3.4.11 - 54 - Short-circuit between torch and workpiece upon start-up. ............................................................... 29

3.4.12 - 56 - Short-circuit at the output lasts too long (max. allowable duration = 1 sec.)....................................30

3.4.13 - 60 - Current too high beyond the maximum allowable limits (250 A). ................................................... 30

3.4.14 - 73 - Display (G) indicates OPn = diode group (56) high temperature.....................................................30

3.4.15 - 80 - Display (G) indicates OPn = wire coil cover open. ..........................................................................30

3.4.16 - 74 - Display (G) indicates tH = igbt high temperature............................................................................. 31

3.4.17 - 99 - Display (G) shows OFF = incorrect mains voltage signal................................................................31

4 - COMPONENTS LIST...................................................................................................................................32

4.1 - Power source art. 285 : see file ESP285.pdf enclosed at the end of the manual.........................................32

4.2 - Components table: see file ESP285.pdf enclosed at the end of the manual................................................32

4.3 - Spare parts list. ...........................................................................................................................................32

5 - ELECTRICAL DIAGRAMS ........................................................................................................................33

5.1 - Power source art. 285 : see file SCHE285.pdf enclosed at the end of the manual......................................33

5.2 - Waveforms. ................................................................................................................................................33

5.2.1 - Transformer (30) secondary open-circuit voltage (par. 3.3.7)................................................................. 33

5.2.2 - PWM1 and PWM2 signals for igbt command on power board (26) (par. 3.3.7)..................................... 33

5.2.3 - Wire feeder motor (401) voltage during correct braking (par. 3.3.10).....................................................34

5.2.4 - Wire feeder motor (401) voltage during incorrect braking (par. 3.3.10). ................................................34

5.2.5 - Mains voltage present signal (par. 3.4.17). ..............................................................................................34

5.3 - Filter board (47) code 5.602.164. ...............................................................................................................35

5.4 - Power supply (25) board code 5.602.163. ..................................................................................................35

5.5 - Power board (26) code 5.602.162...............................................................................................................36

5.6 - Driver-igbt board code 5.600.757...............................................................................................................37

5.7 - Control board (27) code 5.602.157............................................................................................................. 37

5.8 - Panel board (41) code 5.602.178. ...............................................................................................................39

5.9 - Push-pull board (43) code 5.602.171.......................................................................................................... 40

5.10 - Snubber board (58) code 5.602.166............................................................................................................41

5.11 - Programming board (21) code 5.602.174. .................................................................................................. 41

3.302.161 24/03/2004