ARTEZEN SYNCRO - Page 66

Automatic Divider-rounder model Syncro
66/79
Use and maintenance manual (translation of the original instructions) - MASA6_en_2 of 23/03/2021
Table 11- Coded alarm list and possible solution
o Slightly reduce the rounding pressure ;
o Slightly reduce the rounding optimization .
ALARM 18
Safety control unit “ET1”
in alarm mode
o Check the efficiency of “ET1” - Replace it
ALARM 19
Faulty “Y1” solenoid valve
o Check the efficiency of the connection to “Y1”;
o Check the connection present in board “A1” to wire
number “901” of terminal board “M13”;
o Solenoid valve connector to valve on hydraulic power
unit disconnected.
ALARM 20
Faulty “KV1” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 21
Faulty “KV2” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 22
Faulty “KV3” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 23
Faulty “KM4” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 24
Faulty “KM5.1” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 25
Faulty “KM5.2” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 26
Faulty “KM7” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 27
Faulty “KM8.1” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 28
Faulty “KM8.2” contactor
o Check connections;
o Check efficiency and replace it if necessary;
ALARM 29
Mechanical block in
dividing drum
o In manual work mode (par. 4.11) select page “D” and
press “START” for 30 seconds: the display must show a moving
numbering up to 720 and then should reset. If the numbering
does not change, the “MU2” motor is blocked - check for any
obstruction to the movement. Also check that “GF2” is working
“rDY”.
o Check the connection present in board “A1” to wire
number “511” of terminal board “M4”;
o Board “A1” may be faulty;
o If “GF2” is off, check the fuses in “F4” and replace them
if necessary;
o Check the efficiency of “S7” and “S7.1”.
ALARM 30
Mechanical block in
dividing weight
adjustment cam
o In manual work mode (par. 4.11) select page “I” and
press “START” for 10 seconds: the display must show a moving
numbering at the top. Select the “L” page and check that the
numbering is moving: if this is not the case, the “M5” motor is
blocked - check for any obstruction to the movement;
o Check the connection present in board “A1” to wire
number “516” of terminal board “M5”;
o Check that the cam placed near “S8” is well fixed on the
rotation axis, and if necessary lock it in position.
o Board “A1” may be faulty;
o Check the efficiency of “S8” and “S8.1”.