Siemens WDI1442 Instruction Manual And Installation Instructions page 22

Unbalanced load detection
system
22
i Drying times depend on the spin speed: the higher
the speed the lower the drying time and, conse
quently, the lower the power consumption. Choo
se the highest spin speed compatible with the type
of laundry.
The automatic unbalanced load detection system
turns round the laundry several times to ensure even
distribution.
If the laundry is very unevenly distributed, the final
speed is reduced or there is no spin cycle for reasons
of safety.