Adjustment

11.05 Adjusting the thread trimmer -900/5611.05.01 Pre-adjusting the control cam

Requirement

1.The eccentric bearing-surface of control cam 5 must be laterally in the middle of pawl 8.

2.With the take-up lever at its TDC, the beginning of the largest eccentricity of the bearing surface (in the direction of rotation) must be underneath the point of pawl 8.

 

 

3

4

8

1

4

 

 

 

 

5

 

5

 

 

 

6

5

2

 

 

8

 

7

 

 

 

 

Fig. 11 - 17

● Remove catch 1 (screws 2). ● Remove plate 3 (screws 4).

8

●Loosen the four screws of control cam 5 and screws 6 of retaining collar 7.

●Move control cam 5 laterally in accordance with requirement 1.

●In this position bring retaining collar 7 to rest on control cam 5 and tighten screws 6.

●Bring the take-up lever to its TDC by turning the handwheel.

●Turn control cam 5 in the direction of rotation in accordance with requirement 2, taking care to note that it is touching retaining collar 7.

●In this position, tighten the four screws on control cam 5.

11 - 20