Technical Malfunctions - Ivoclar Vivadent 747832BU Operating Instructions Manual

8.3 Technical malfunctions

These malfunctions may occur without an error message being displayed:
Error
Vacuum is not or only slowly released.
Display incomplete
Display is not illuminated
Beeper does not sound.
Furnace head does not open.
Vacuum pump does not start working
Final vacuum is not reached
Wrong or illogical temperature indica-
tion
Cracks in the insulation
Cracks in the quartz glass / heating
element
The firing result does not meet the
expectations
The furnace does not send any
information to the Programat App
(e.g. at the end of a program).
No wireless LAN icon in the
information bar.
The IoT function of the furnace does
not work.
*If there are any questions, please contact the Ivoclar Vivadent After Sales Service.
Double-check
Is the vacuum released within approx.
30 seconds?
Activate the display test program; *
Has the furnace been correctly connected and
switched on according to the Operating
Instructions?
Is the beeper switched off (volume = 0)?
Was the furnace head opened manually?
Has the vacuum been released?
Is the fuse for the vacuum pump defective?
Was the max. power consumption at the
connector surpassed?
Is the vacuum pump plug correctly inserted?
Is the vacuum hose OK?
Is the pump capacity accurate?
Is humidity / condensation in the vacuum
hose?
Is the thermocouple buckled or fractured?
Is the plug for the thermocouple correctly
inserted?
Is the thermocouple plug defective?
Are the cracks small and neglectable (hairline
cracks)?
Are the cracks very large or are parts broken
off?
Are there cracks in the quartz glass or is the
quartz glass sheathing the heating wire
broken?
Are the firing parameters correct?
Has the correct firing tray been used?
Has the furnace been calibrated?
Is the thermocouple damaged or buckled?
Is the furnace connected to the Internet?
Has the furnace been connected to the
Internet?
Has the IoT function of the furnace been
activated?
Measure
Wait until the vacuum is released, remove the
object. Switch furnace off and on again*.
*
Correctly connect and switch on the furnace.
Set the volume.
Open the furnace head only by using the
corresponding keys. Switch furnace off and on
again.
Is the program still running?
Wait until the program is complete.
Switch furnace off and on again*.
Check fuse and replace it, if necessary.
Use only the vacuum pump recommended by
Ivoclar Vivadent.
Correctly connect the vacuum pump to the
furnace base.
Check the vacuum hose and the hose connec-
tion (from the furnace to the pump and from
the furnace head to the furnace base).
Start the vacuum test program.
Start the dehumidification program.
Contact the Ivoclar Vivadent Service Center.
Correctly connect thermocouple.
*
Small cracks in the insulation do not negatively
influence the performance of the furnace.
*
Switch off the furnace*
Set the firing parameters according to the
instructions of the material manufacturer.
Use the original Programat firing tray or the
special firing tray recommended for the
respective material.
Perform a temperature calibration.
*
Connect the furnace to the Internet through an
Ethernet or WLAN connection.
Connect the furnace to the Internet via
wireless LAN.
Activate the IoT function in the settings.
More information can be found at
www.ivoclarvivadent.com/digitalservices
8. What If....?
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