Hook Drive Belt Tension - Singer Inspiration 4228 Service Manual

Setting

Hook drive belt tension

Check
1. Remove the Needle plate, the bobbin case holder and the bobbin case
2. Rotate the hook back and forth and check the play, it should be small as possible.
Adjustment
1. Loose the screw (a) and adjust the tensioner so that a weight of 140 g, centrally located
between the pulleys, deflect the belt 4,8 to 6,4 mm.
2. Tighten the screw.
20 Singer Inspiration