No.
Message
Screen is black and green
power LED does not light up.
E 01
Waiting time for inserting
object exceeded.
E 02
Vacuum is not removed,
firing chamber does not open.
E 03
Limit switch not closed.
E 04
Control unit is overheated.
Program aborts,
continuous acoustic signal.
E 05
Theoretical vacuum not
reached.
E 06
Quick cooling is not
complete.
E 07
There was a power failure.
E 08
Heating circuit is faulty.
Program aborts.
E 09
Thermal element failure or
thermal wiring failure.
Program aborts.
E 10
Battery weak.
E 11
Overheating.
E 12
Maximum pressing stroke
reached.
Program terminated.
E 13
Sensor for end position of
pressing not detected.
E 17
Temperature reference
generator faulty.
E 20
Smart Media Card cannot
be read.
E 21
Smart Media Card is empty.
E 22
Smart Media Card contains
invalid data.
E 23
Not enough memory capacity
in the furnace.
76
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Cause
Display faulty.
Power fuses faulty.
The 15 minute waiting time for inserting
the pressing muffle was exceeded.
Solenoid valve faulty.
Transport protection or foreign body
stuck between upper and lower part
of furnace.
Extremely high standby temperature
with open firing chamber.
Vacuum system leaks.
Suction power of the pump is too low.
Moisture inside the firing chamber
insulation.
Preheating temperature is not
reached yet.
Temporary power failure during firing.
Muffle or Triac faulty.
a. Thermal element broken or
a. thermal wiring disconnected.
b. Thermal element poles reversed.
Battery on the control board empty.
The actual temperature is 25 °C (77° F) above
the theoretical value.
Insufficient ceramic material in the muffle.
Sensor not positioned or faulty.
End position sensor misaligned or faulty
Temperature reference generator faulty!
Smart Media Card inserted incorrectly.
Reader faulty.
Empty Smart Card without data inserted!
Smart Media Card was incorrectly written.
Not enough memory free in the furnace
to save further programs!
Remedy
Disconnect from main power! Replace faulty fuses.
If the display remains black, contact service technician.
Expedite insertion.
Ventilation valve faulty.
Contact service technician.
Remove transport protection or foreign body.
Remove power plug. Allow furnace to cool for approx.
5 minutes. Restart furnace after the cooling time.
Start vacuum test program (in the menu unit parameters).
Observe pressure display, close supply via the vacuum
tube (bend tube) after 1 minute.
If the vacuum drops sharply, the firing chamber leaks
or there is moisture in the firing chamber.
If the vacuum does not drop, the pump has insufficient
suction power.
Check pump according to manufacturer's
instructions or use stronger pump.
Start dehumidifying program 476 with vacuum pump
or 474 without vacuum pump.
Wait until idle temperature is reached or abort with"C".
Please check the firing result!
Contact service technician.
a. Contact service technician.
b. Reverse polarity of thermal element or thermal wiring.
Have service technician replace battery.
Have service technician check the temperature control.
Use sufficient amount of ceramic material.
Contact service technician.
Contact service technician.
Contact service technician.
Insert Smart Media Card correctly.
Contact service technician.
Replace Smart Media Card.
Write Smart Media Card again.
Delete unused programs.