Bernina KL. 940 Service Manual page 39

SElTlNG T H E I N T E R M E D I A T E D R I V E GEAR
The intermediate drive gear 1 72 is fitted on a excentric pin. By means of turning the
excentric pin 1 7 3 with a 1 3 m m open end spanner the distance between the base plate
drive shaft gear 1 7 4 can be altered.
Correction:
-
Loosen both screws 1 69 on the belt tension roller
-
Loosen both screws 1 75 of the excentric pin
-
With a 1 3 m m open end spanner the excentric pin can be turned anti-clockwise
(play between the gear teeth will be made smaller)
A
ttention:
The gear teeth should have as little play as possible, but must not jam.
- Tighten both screws 175
- Run in the machine and if necessary repeatthe operation.