Adjusting The Thread Trimmer -800/52; Preadjusting The Control Cam - Pfaff 335 Instruction Manual

11. Adjusting the thread trimmer -900/52 (optional)
05
11.

Preadjusting the control cam

05.01
Requirement
With the take-up lever at its bdc, projection 4 on the control cam 2 must be directly
underneath the cam follower 5.
Fig. 11 - 13
Loosen the two screws on the control cam 2 through the assembly hole 1.
Bring the take-up lever to its bdc by turning the handwheel .
Turn the control cam 2 on its shaft in accordance with the requirement.
In this position, and taking care to ensure that the control cam 2 is touching the
bearing 3 below it, tighten the accessible screw on the control cam 2.
Make the second screw on the control cam 2 accessible and tighten it.
Carry out a check.
Adjustment
5
4
2
3
1
11 - 14