Retightening The Drive Belt - Bernina 900 electronic Service Manual

Retightening the drive belt
Remove belt cover Slightly loosen screw
Spring (160) pulls the gearrg
inlto
the
(159) with Allen key, Rotate handwheel
proper position thus 3rttsking the speci-
back and forth Retighten scrw is9t
fied belt tenson,
ii~~~~~~~~~~~~~~~~~~~~~~~~~~fl
160 ..
Fig, 64
34