Macco ILC-200, Technical Instructions

Page: 61 / 72

Pag.61 27/03/2014
TROUBLE SHOOTING
1) N°10 Time out pulses, upper piston motor.
H. Motor puls 10
This alarm is visualised on display by code 10
Causes: the upper motor encoder has not received pulses for 3 seconds, since the motor is not running
Result: the machine is switched OFF.
Check the following:
1.
Wrong or misconnect electric connections
2. Faulty gear motor electric
3. Faulty encoder card
4. Faulty master card
2) N°11 Time out pulses, lower piston motor.
L. Motor puls 11
This alarm is visualised on display by code 11.
Causes: the lower motor encoder has not received pulses for 3 seconds, since the motor is not running.
Result: the machine is switched OFF.
Check the following:
1.
Wrong or misconnect electric connections
2. Faulty gear motor electric
3. Faulty encoder card
4. Faulty master card
3) N° 12 Upper motor error alarm.
H. Motor error 12
This alarm is visualised on display by code 12
Causes: a mechanical shutdown occurred to the gear motor or the upper piston encoder is not reading the impulses
correctly.
Result: the machine is switched OFF.
Check the following:
1)
Gear motor defective
2) Gear motor not aligned with the brewing chamber
3) Faulty master card.
4) N° 13 Lower motor error alarm.
L. Motor error 13
This alarm is visualised on display by code 13.
Causes: a mechanical shutdown occurred to the gear motor or the lower piston encoder is not reading the impulses correctly
Result: the machine is switched OFF.
Check the following:
1)
Gear motor defective
2) Gear motor not aligned with the brewing chamber
3) Faulty master card.