112
TROUBLESHOOTING
Symptom Solution
No or low irrigation ow
• Check if the instrument is blocked. Blow compressed air through the instrument to unblock it
• Use another handpiece to check if the handpiece is blocked
• If the obstruction cannot be removed, the handpiece must be sent to an approved EMS repair center
• Please refer to the operation instructions of the Piezon unit for more details
No ultrasound oscillations
• Please refer to the operation instructions of the Piezon unit
Decreasing or reduced
performance
• Follow the instructions found in the operation instructions of the Piezon unit
• Make sure that the instrument is properly positioned, tighten it again with the CombiTorque
• Check the instrument for wear and replace it if needed
• Try to use the handpiece with another instrument
• Send the handpiece and the instrument to an approved EMS repair center
Breakage of a le or instrument,
possibly inside the cavity or the
root canal
• Make sure that every broken part is located
• Compare total length of the broken parts with the length of a new le or instrument to make sure that all broken parts
are present
• Try to remove broken parts inside the root canal by activating maximum irrigation (no ultrasound) on a le to attempt
to force the debris out
• Refer to instructions and use the RT2, RT3 and RT4 instruments that are specially designed for this application
Diamond-coated instruments
become less effective
• Visually check the condition of the diamond coating and replace the instrument if needed
FB-439_3_Piezon instruments.indd 112 28.10.2015 14:49:50
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