Adjusting The Motor Belt Tension - ELNA eXpressive 970 Service Manual

3mm
Stud bolt
Setscrews

Adjusting the Motor Belt Tension

Motor belt
Push-pull gauge
Motor
1. Remove the spool stand, static head right cover and
left cover (see pages 4 – 6).
2. Place a scale under the stud bolt. Set the push-pull
gauge in line with the scale as illustrated and push
the timing belt. The gauge should read 300 grams
when the belt deflect 3 mm.
3. If the belt tension is too tight or loose, slightly loosen
three setscrews and move the motor in the direction of
the arrow to adjust the belt tension.
Tighten the three setscrews securely and check the
tension again.
4. Attach the parts removed in step 1.
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