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Watermota.Ro — V-Belt Inspection and Tensioning

For these Watermota.Ro models: CM4.33, CM4.42.

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Procedure

  1. Check the V-belt for wear and tear, cracks and fissures and ravels. Replace if necessary. Only check the V-belt when the engine is not running.
  2. The tension of the V-belt is correct if it can be moved by no more than 12 mm, using thumb and forefinger and a force of about 10 kg.
  3. If the travel of the belt is greater, the tension must be adjusted.
  4. To tension the V-belt, loosen the bolts of the support and both bolts of the alternator.
  5. Tension the belt by pushing the alternator outward.
  6. First tighten the upper bolt of the alternator and thereafter the support and the lower bolt of the alternator.

Tools required

  • Spanner 17 and 13

Specs & torque values

  • Belt tension correct if moved no more than 12 mm using thumb/forefinger with ~10 kg force

Source: manual:CM433_CM442_manual_web_EN.pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.