Safety Clutch; Engage Disengaged Safety Clutch - DURKOPP ADLER 767 Service Instructions Manual

10.

Safety Clutch

10.1 Engage disengaged safety clutch

The standard safety clutch 2 in the lower toothed belt wheel protects
the hook from being displaced or damaged in case of thread jamming in
the hook path.
When the hook is blocked, the safety clutch 2 must come out.
Caution: Danger of injury !
Switch off main switch.
Engage safety clutch only when sewing machine is switched off.
–
Set free blocked hook (eliminate fault).
–
Stick a pin (q 5 mm) in drill-hole 1 of the outer clutch disc.
Turn handwheel until the pin can be stuck in the drill-holes of both
–
clutch parts.
–
Turn handwheel forwards and backwards until the hook is freely
movable again.
–
Pull out pin.
–
Hold down hook and turn handwheel until safety clutch 2 engages.
1
2
GB
41