S-4000
1-35
Revised 01/2005
e-mail: service@amfreece.cz; parts@amfreece.cz; website: www.amfreece.com
Phones: +420 582 309 146 (Service), +420 582 309 286 (Spare Parts); Fax: +420 582 360 606
Finding and identification of the basic faults of the control unit Clinton
Unpacked cabel of the motor
Switch the machine from operating mode to test and set test encoder on the display.
Push the button and on the display appears “PLEASE WAIT!”, motor does not rotate. If you
manually turn the pulley, on the display appears “ENCODER FAILED!”
“ENCODER FAILED!” does not mean fault of encoder in this case, but motor did not turn in given
time by given number of steps, it means number of prospective impulses is different from received
impulses. If you turn the pulley quickly, it is possible that on the display appears “ENCODER: 250
pls”.
Droped out cabel of motor encoder
Switch the machine from operating mode to test and set test encoder on the display.
Push the
button and on the display appears “PLEASE WAIT!”, motor does not rotate. If you
manually turn the pulley, display will not change.
Motor does not rotate.
Advance as by cabel of the motor.
Display of the control panel is empty, green LED does not light.
- check if the power main switch is switched on
- check the fuse in “POWER BOARD”
- check connection among switch box, filter, POWER BOARD, transformer, SELENOID BOARD
Display of the control panel is empty, green LED lights.
- check connection between SELENOID and PC LOGIC BOARD
- check SELENOID BOARD
- check PC LOGIC BOARD
On the display appears , green LED lights
- faulty E-PROM
- fault PC LOGIC BOARD
Green LED does not light, machine sews
- check LED
- check connecting cable
- check SOLENOID BOARD
LCD DISPLAY PROGRAMMING
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