Ivoclar Vivadent P710 - Manual (Page 80)

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8.3 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 furnace on and off
again. *
Indication on display incomplete Activate the display test program. * *
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 furnace off and on
again.
Has the vacuum already been released? Is the program still running?
Wait until the program is completed.
Switch the furnace on and off again. *
Vacuum pump does not start working
Is the vacuum pump fuse defective? Check fuse and replace if necessary.
Was the maximum power consumption
exceeded? Use only the vacuum pump recommended by
Ivoclar Vivadent.
Is the vacuum pump correctly connected? Correctly connect the vacuum pump to the
furnace base.
Final vacuum is not reached
Is the vacuum hose OK? Check vacuum hose and hose connection
(from the furnace to the pump and from the
furnace head to the furnace base).
Is the pump output OK? Start the vacuum test program.
Humidity/condensation in the vacuum hose? Start dehumidification program.
Incorrect of illogical temperature
indication
Is the thermocouple bent or fractured? Contact your local Ivoclar Vivadent After Sales
Service Centre.
Is the thermocouple correctly connected? Correctly connect thermocouple.
Is the thermocouple plug defective? *
Cracks in the insulation
Are the cracks small and insignificant (hairline
cracks)? Small cracks in the muffle do not negatively
affect the performance of the furnace.
Are the cracks large or have parts of the
insulation broken off? *
Cracks in the quartz glass / heating
element Are there cracks in the quartz glass or is the
quartz glass sheathing of the heating wire
broken? 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 original Programat firing tray or the
special firing tray recommended for the
respective material.
Was the furnace calibrated? Conduct a furnace calibration.
Is the thermocouple bent or damaged? *
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.
*If there are any questions, please contact the Ivoclar Vivadent After Sales Service.
8. What If …