– 34 –
Standard Adjustment
1
2
3
4
5
6
6) Most advanced position of the waiting knife and the cam timing
Condition : Thread trimmer cam should come in close
contact with end of cam roller.
Standard :
Approx. 0.5 mm
Hook driving
shaft front
bushing
To come in close contact
with each other
+
0.4
-
0.2
21 mm