Foot Pressure Sensor; Bobbin Winder Motor - Bernina aurora 430 Service Manual

Presser foot pressure sensor
Disassembly
1) Remove covers.
2) Remove adjusting wheel safety clip (161).
3) Remove adjusting wheel (162).
4) Remove metal guide (164).
5) Disconnect plug (143) from P-Print (149)
page 55 and unthread cable (163) from
guide (page 55).
6) Remove screws (165).
7) Replace potentiometer (166).
Assembly
1) Refit potentiometer (166).
2) Refit screws (165).
3) Place cable (163) correctly in guide.
4) Refit plug (143) page 55.
5) Refit metal guide (164).
6) Refit adjusting wheel (162).
7) Refit adjusting wheel safety clip (161).
8) Refit covers.
9) Carry out a functional check.
10) Sewing-off.
Winder motor
Disassembly:
1) Remove covers.
2) Remove securing screw 42.
3) Replace winder motor.
Assembly:
1) Fit new winder motor and fasten with the
securing screw.
2) Refit covers.
3) Adjust winder functions (see page 68).
163 166
61
165
164
162
161
42