Error codes induction cookers Tehno TT

We have collected all the error codes of Tehno TT induction cookers with a detailed description of the causes of malfunctions, diagnostics and repair. For convenience, arranged in a convenient and understandable table below.

The models with the display show the alphanumeric combination on your display, find it in the table and find out the reason for the error.

Models without a display do not execute the specified program and according to the lit or flashing lights placed on the control panel, you can find out the problem.

Tehno TT induction cookers errors, decoding

Error code Description Causes and solution
E1 Overvoltage problem.It is necessary to stabilize the voltage in the network. Disconnect the hob from the power supply and contact your local electricity provider.
E2 The problem with undervoltage in the network.Stabilize the voltage. If you have problems with wiring, contact your electricity supplier. Call an electrician at home to measure voltage.
E3 Unstable voltage in the network of the Techno TT induction cooker.Do not use the induction cooker until the voltage has equalized. If everything is okay with him, but the hob does not work, contact the service for diagnostics.
E4 Current overload.Check cable integrity and hob installation. It may be necessary to replace the resistor, so contact your service representative.
E5 The coil is overheated.Turn off the device until it is completely cooled. Try turning on the burner for less power, if it continues to overheat when turned on, call the wizard.
E6 The power unit is defective.Overheating of the power unit has occurred. You need to call a specialist from the service and repair service for its diagnosis and repair.
E7 The inductor sensor of the Techno TT induction cooker does not work.It is necessary to connect a coil temperature sensor. This can only be done by the master from the service and repair service. Do not turn on the device until a person arrives.
E8 Damage to the dish sensor.Due to a short circuit, the sensor could burn out. Perhaps you are using cookware with an uneven bottom or without a special coating, so the sensor does not respond. Contact a service center.