Adjustment

13.08 Adjusting the thread wiper -909/04

13.08.01 Thread wiper movement

Requirement

1.The thread wiper 5 must not strike against anything when it is moving.

2.When the take-up lever is at TDC, the thread wiper 5 is to move under the needle point and clear it by approx. 1 mm when the engaging solenoid 2 is operated.

2

3

1

I

5

4

5

Fig. 13 - 35

1 mm

●Bring the take-up lever to TDC.

●Loosen screws 1.

●Push thread wiper 2 parallel to the bedplate to the very top and tighten screws 1 slightly.

●Turn bracket 3 (screw 4) according to requirement 1.

●Move thread wiper 2 parallel to the bedplate according to requirement 2.

●Tighten screws 1.

13 - 37