Before using the oven for the first time, Setting the clock, Set the current time with the "+" and "-" buttons – Siemens HV541ANS0 User Manual
Page 20: Note, Baking out the oven, Precleaning the oven, Clean the cooking compartment with hot soapy water, Heating up the oven, Switch the oven off after 40 minutes, Recleaning the oven
