Control Cam For Blade-Movement Timing - Duerkopp Adler 550-16-23 Service Instructions Manual

7.2 Control cam for blade-movement timing

2
6 5
1
Regulation and inspection
Before the thread cutter functions there must be a gap of 0.2 to 0.3 mm
between the external diameter of the control cam 2 and roller 1.
With the machine locked in position C the control cam must be in the
position shown at left.
Caution: danger of injury
Turn off the main switch.
The control cam may only be adjusted with the machine
switched off.
Adjusting the control-cam position
–
Lock the machine in position C.
–
Undo the attaching screws 3 of the control cam 2.
–
Rotate the control cam on the lower shaft.
The axial position must be such that the control cam 2 and roller 1
are opposite each other.
–
Retighten the attaching screws 3 of the control cam 2.
Adjusting the gap between control cam and roller
–
Undo locknut 5.
–
Twist the piston rod 6 in the holder 4 so that there is a gap of 0.2 to
0.3 mm between the external diameter of the control cam 2 and the
roller 1.
–
Retighten locknut 5.
4
3 2
3
35