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4. What If...
4.2 Technical malfunctions
These malfunctions may occur without an error message being displayed:
Error Double-Check Action
Vacuum is not or only slowly released Is the vacuum released within approx.
30 seconds?
Wait until the vacuum has been released and
remove object. Switch the device off/on*
Conduct vacuum test
Indication on display incomplete Activate the display test program and check the
display*
Display not illuminated Is the furnace properly connected according to
the Operating Instructions and switched on?
Correctly connect the furnace and switch it on.
Signal transmitter does not sound Is the signal transmitter switched off
(volume = 0)?
Adjust volume
Furnace head does not open
Was the furnace head opened manually? Open the furnace head only by using the
corresponding keys. Switch the device off/on
again
Has the vacuum already been released?
Is the program still running?
Wait until the program is completed. Switch the
device off/on*
Vacuum pump does not start working
Is the vacuum pump fuse defective? Check fuse and, if necessary, replace with a fuse
of the same type
Was the maximum power consumption
exceeded?
Use only a vacuum pump that does not exceed
the indicated power consumption. Use only the
vacuum pump recommended by Ivoclar
Vivadent.
Is the vacuum pump correctly connected? Check plug-in connection to the vacuum pump.
Final vacuum is not reached.
Is the pump performance OK? Check vacuum hose and hose connection
Is the pump performance OK? Start the vacuum test program
Humidity/condensation in the vacuum hose? Run Program P7 (IPS e.max ZirCAD MT Multi
sintering)
Incorrect or illogical temperature
indication
Is the thermocouple bent or fractured? *
Cracks in the insulation
Are the cracks small and insignificant (hairline
cracks)?
Small cracks in the insulation do not negatively
affect the performance of the furnace.
Are the cracks large or have parts broken off? *
Cracks in the heating element or
heating element fractured
Are there cracks in the heating element or is
the heating element fractured?
Switch off the furnace. *
Firing result does not meet the
expectations
Are the firing parameters correct? Set the firing parameters in accordance with the
instructions by the material manufacturer
Has a suitable firing tray been used? Use the firing tray recommended for the
respective material.
Was the furnace calibrated? Conduct a furnace calibration.
Is the thermocouple bent or damaged? *
Is the restoration discoloured? Clean the firing chamber (see Chapter 3.2)
The furnace does not send any
messages to the Programat app
(e.g. at the end of the program)
Is the furnace connected to the Internet? Connect the furnace to an network with an
Internet access via Ethernet or WLAN. Test the
push messaging (Settings menu).
The furnace does not react to touch
entries.
Are there any interfering sources, e.g. Lamps,
in the vicinity of the device?
Remove interfering source or operate the furnace
in another room.
*If there are any questions, please contact the After Sales Service.
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