Dentsply Sirona 6385129, Operating Instructions Manual

Page: 26 / 148

7 Malfunctions
7.2 Troubleshooting and repair Dentsply Sirona
Operating Instructions for suction devices
24
66 25 540 D3608
D3608.201.02.05.02 10.2020
7.2 Troubleshooting and repair
Symptom Possible cause Remedy:
Suction device does not start up, ei-
ther in automatic mode or with the
on/off button set to
On
.
Power cable not connected. Check power cable for correct con-
nection.
Voltage supply inactive. Check voltage source
The fuse on the suction device has
tripped.
Press the device safety switch, see
Technical description (component
and interfaces) [→ 12]
Suction motor superheated. Let the suction system cool down;
ensure there is sufficient air circula-
tion, especially around the ventila-
tion slots.
Suction motor defective / worn out. Contact services
Suction electronics defective. Contact services
Insufficient suction power Suction power controller is at
min
on the control panel.
Set suction power controller to
max
.
Filter bag is full. Replace filter bag
HEPA filter occupied. Replace HEPA filter
Suction tube blocked. Check suction tube for open pas-
sage; remove blockages if neces-
sary.
Leak on suction tube or socket. Check suction tube for leak tight-
ness and tight connection to the
suction unit and processing ma-
chine; seal the tube / connect it
tightly if required.
Very strong suction power Filter bag / HEPA filter not seated
correctly. Open maintenance cover. Check fil-
ter bag and HEPA filter are seated
correctly.
Suction very loud Turbine touches the housing. Contact services