If you have a washing machine with a screen: electronic (with LCD display) - and the error is lit f21
If you have a washing machine (without display) mechanical with the programmer, the light turns six hundred and eight hundred or eight hundred (and six hundred) and "rinse mode" is lit or flickers

Contents
What does this error code f21 mean?
You wanted to start the wash, but the drum of the washing machine does not rotate.
Signals of error BOSCH
The washing machine has stopped during washing and does not spin the drum.
Checking with your own hands-solving
- You may have a power failure of less than 200W, and for the washing machine is not enough (often happens in private homes);
- Check if the drum rotates, rotate it by hand, perhaps a bone Check if the drum rotates by hand and a bone or other foreign object may have lodged in the drum and is preventing it from turning.
Replace and repair
- There was a short circuit in the motor, repair or replace;
- Replace the washing machine motor, worn out;
- Worn out motor brushes, replace with new ones;
- We carry out repair of the electric module, or make its replacement;
- We replace the sensor of washing machine revolutions - tachodactor repair.
Beware! A short circuit can occur, and also fire at the expense of electricity, be careful, disconnect the washing machine from the network and trust repair to the master!

Other errors of washing machines: