Auxiliary Brake - Duerkopp Adler 558 Service Instructions Manual

4.1 Auxiliary Brake

8
1
2
3
4
5
6
7
8
The auxiliary brake supplements the brake lever with the spring
assembly for braking. A greater serviceable life of the spring assembly
is thus achieved.
Caution Risk of Injury !
Pull the mains plug before setting.
–
Bring the machine in the end position.
–
Loosen screw 2.
–
Turn the lever 3.
The clearance between the auxiliary brake 1 and the bolt 5 should
be 2 mm.
–
Tighten screw 2 again.
–
With the buttonhole machine turned on there must be an aip gap
between brake shoe and disc.
If necessary, reset lever 3.
–
Loosen screws 4.
–
Move bracket 6.
With the spring attached to bracket 6 the braking effect of the
auxiliary brake is generated.
–
Tighten screws 4 again.
–
Check the functioning of the auxiliary brake.
With the braking effect set too high the buttonhole machine does
not run into the end position.
–
Tilt up the machine head.
–
Loosen screw 7.
–
Set stop 8.
The stop 8 secures the auxiliary brake during tilting up of the
machine head. It is set so that the spring of the brake lever holds
with a slight drawing tension.
–
Tighten screw 7 again.