Pfaff 3588-04/020 - Resting Position of the Roller Lever; Radial Position of the Control Cam

Adjustment
13 - 18
13.05.15 Resting position of the roller lever / radial position of the control cam
Requirement
1. When the plunger 1 is retracted, there must be a distance of 0.1 mm between the
outer edge of the control cam 6 and the roller of the roller lever 5.
2. When the thread trimmer is switched on beforehand, the control cam 6 must have
just brought the roller lever 5, in TDC take-up lever, to its resting position.
Fig. 13 - 16
● Retract the plunger 1 in cylinder 2 until it stops.
● Move the cylinder carrier 3 (screws 4) according to requirement 1.
● Bring the take-up lever to BDC and push the roller lever 5 into the control cam 6 by hand.
● By turning the handwheel 7 in the direction of the arrow, bring the take-up lever to TDC
and check
requirement 2requirement 2
requirement 2requirement 2
requirement 2.
● If required, turn the control cam 6 (screws 8) according to requirement 2.
On plunger 1, the thread should be approx. 1 mm above the lock nut 9.
5
0.1 mm
4
2
1
9
6
8
6
5
3
4
7