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11.
TROUBLESHOOTING
This troubleshooting chart enables the user to solve minor
malfunctions, prior to requesting service.
Only technical personnel having proper qualifications and holding
technical documentation (including a technician manual) and
adequate information are authorized to service the apparatus.
For technical assistance call your dealer or Tuttnauer USA
Problem/
Error
Message
Message / Symbol Description
Corrective Action
Door will not
open
Sleep mode is active, and the
screen saver is displayed
Awaken the unit from the
sleep mode by pressing
the START/STOP key.
The power is turned off.
Turn power on
The machine has not returned to
normal pressure
Wait for the machine to
return to normal pressure
An error message is displayed
Press the START/STOP
key to clear the error
message and unlock the
door.
Display is not
activated
The on/ off switch is in the off
position.
The power cord is not connected
properly to the machine and the
power source.
There is no electrical power in the
main source.
Turn the on/ off switch on.
Make sure the power cord
is properly connected to
the machine and the
power source.
Fix the electrical power
supply.
The printer
does not print
The paper is not inserted correctly
in the printer.
Make sure the paper is
inserted in the printer
correctly (see 6.2).
Switch the machine off
then back on. If the
printer prints the date and
time, the printer is O.K.
"Analog Input
Error"
This message is displayed when
any Temperature sensor or
Pressure sensor is disconnected or
out of range.
Turn the unit off and then
back on. If the message
reappears Call for service
"Chamber
temperature
not in range"
This message is displayed if the
temperature in the chamber is
higher or lower than the normal
range.
Wait until the chamber
reaches the normal
temperature range.
If this takes more than 5
minutes call for service
