Chapter G - TROUBLESHOOTING
Planmeca Proline CC panoramic x-ray G-9
Technical Manual
6.3 Rotation cycle gets stuck
6.4 Trembles during rotating cycle
6.5 Abnormal noise during rotation
SYMPTOM POSSIBLE REASON CORRECTIVE ACTION
Rotation cycle gets stuck The equipment is installed atilt.
Adjustment of the guidance wheel
erroneous.
Adjustment of the clearance of the
guidance wheel erroneous.
Grease in groove or driving wheel.
Cable gets stuck.
Bad contact of motor cables
SYMPTOM POSSIBLE REASON CORRECTIVE ACTION
According to speed of the rotation,
step motors may produce normal
trembling. Visible trembling during
rotation is abnormal. It is caused
either by rotation movement or
cassette movement.
Wheel of driving surface dirty.
Damaged spiral gear.
Adjustment of the guidance wheel
erroneous.
Adjustment of the guidance profile
erroneous.
Cable guide gets stuck.
SYMPTOM POSSIBLE REASON CORRECTIVE ACTION
Trembling from step motor gener-
ates resonance noise which is
characteristic to the mechanism.
Cables from the upper part of the
Z-carriage may also generate
noise. The noise besides these is
abnormal.
Attachment of the driving surface
to the groove.
Function of the cable guide.
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