Adjusting The Timing Belt Tnsion - ELNA 9900 Service Manual

Push-pull gauge
5mm
Connectors
CPU board
Setscrews (B)
Adjusting the Timing Belt Tension
Timing belt
Setscrews (A)
Ideler
1. Remove the spool stand, static head right cover and
left cover (see pages 4 – 6).
2. Place a scale on the DC motor. 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 5 mm.
3. If the belt tension is too tight or loose, remove the
3 setscrews (A) and CPU board, then slightly loosen
the 2 setscrews (B) and move the idler in the direction
of the arrow to adjust the belt tension.
Tighten the 2 setscrews (B) securely and check the
tension again.
4. Attach the parts removed in step 1.
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elna 9900