DURKOPP ADLER LP 2971, Инструкция по эксплуатации

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6.13 Switching on the safety clutch at the hook blocking
–
If the thread gets in the hook way, the hook gets blocked and it is
subsequently disconnected from the motor by the safety clutch.
Caution! Risk of injury!
Turn off the main switch.
Switch the safety clutch on, with the sewing machine switched off.
–
Turn the hand wheel until you hear a switching click (snapping) of
the safety clutch.
–
Turn the hand wheel in the opposite direction until the hook gets
released.
–
If the safety clutch remains switched off accidentally, insert a
screwdriver (1) in the hole (2) and turn the hand wheel until the
safety clutch gets switched.
–
Free up the blocked hook by removing the cause of disturbance.
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