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error Bosch
Error Code Hot
The door cannot be opened after the drying programme due to high temperature inside.
? What Causes This
Drying programme was just completed and contents are still hot.
✓ How to Fix It
Wait for the cooling process to complete. The display will disappear when the door can be opened.
Source: page 32 of the official manual
From the manual
This error code appears in:
Bosch WVG30460ME Washer Dryer