1. G310 Cavitron
300 Series Scaler Troubleshooting And Analysis
®
This section is meant for use by qualified Cavitron Service Technicians.
Symptom/Cause
Cavitron
®
300 Series scaler
does not power up: touch
screen does not illuminate:
1. Faulty wall outlet.
2. Power cord not fully inserted
into unit or wall outlet.
3. Damaged power cord.
4. Fuse F3 and/or F4 blown.
5. Damaged On/Off switch.
Slo-Blo Fuses good. No
power to circuitry:
1. Unit is installed in a confined
area (such as a cabinet), or is
too close to a heat source to
insure proper air circulation
around unit.
2. Power Supply malfunction.
Slo-Blo Fuse F3 and/or F4
Failed:
1. Short in Power Supply
assembly.
2. Short in Power PC Board
assembly.
Low insert scaling power or
insert stops vibrating when
contacting tooth surface:
1. Insert malfunction.
2. Ultrasonic PC board(s)
malfunction.
Corrective Measures
1. Check wall outlet and if faulty take necessary corrective measures.
2. Ensure power cord is fully engaged.
3. Replace the power cord.
4. Replace internal fuses F3 and F4 with specified fuses.
5. Replace the On/Off switch.
1. Power Off scaler to allow the internal temperature to lower. Then provide adequate
air circulation around unit.
2. Replace Power Supply assembly.
1. Replace the Power Supply assembly.
2. Replace the Power PC Board assembly.
1. Test with another Cavitron
insert.
2. a. Return scaler to Dentsply Sirona Preventive SBU Product Service for factory
certified service.
b. Refer to Dentsply Sirona Preventive SBU – Product Service SOP PS-00211.
®
insert. If test insert works properly, discard the original
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