Adjustment
14 - 15
14.16 Position of the control roller
Requirement
When the needle bar is at its b.d.c., the control roller should be centred to the running path
of control cam 2.
● Turn screw 3 (nut 4) in accordance with the requirement.
● For checking purposes, operate lever 1
by hand to
let the control roller fall into the running
path of control cam 2.
Fig. 14 - 12
2
1
4
3