15
Adjustment
8 Engaging solenoid
Requirement
With the needle bar positioned 10 mm before b.d.c. and engaging lever 2 operated, core 4
of the engaging solenoid must have a play of 1 mm.
● Turn balance wheel in feeding direction until needle bar is positioned 10 mm before
bottom dead centre.
● Loosen screw 1.
● Operate engaging lever 2.
● Push solenoid housing 3 upwards until solenoid core 4 is fully inside housing.
● In this position, make a mark on solenoid housing 3 immediately below solenoid bracket 5.
● Push solenoid housing 3 downwards by 1 mm and tighten screw 1.
● Check this adjustment according to the requirement.
2
4
5
3
1
1 mm
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