Miele PRI 210 Mode D'emploi page 170

en - Use
170
If the ironing process is paused during the run-on time, you must
purchase more ironing time to restart the ironer.
Miele Service can change the duration of the run-on time to a value
between 0–5 minutes.
At the end of the run-on time, the heater plate disengages and the
roller comes to a standstill.
The  indicator flashes. More ironing time can be purchased at any
time.