For models without display, To enter options mode, 2 one of the wash cycle leds will be flashing – Bosch SHE3AR52UC User Manual
Page 16: To set amount of rinse aid, 3 press start to save your setting, To turn extra dry heat on or off, Care and maintenance, Maintenance tasks, Wiping up spills and splash-outs, Clean the stainless steel inner door and tub

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