1) the manual says, pour liquid detergent into the appropriate dispenser and place in the drum. i took this to mean that i have to use a liquid only, not a powder. However, if you have problems with it not getting flushed down properly it might be better to try placing it inside the drum instead. This Siemens washing machine has a precise iDos automatic Should i throw away laundry detergent after a fire most poular laundry detergent 1 gallon laundry detergent weight. Where to put liquid detergent in washing machine bosch . The larger the washing load, the more dirt introduced and therefore the more detergent that's needed to remove it. For most people this is the best place for it. You can either dose the liquid detergent into the washing machine drawer or place it into the drum via a dosing ball on top of your load. The water hardness level in your area. We just got a bosch front loader washing machine and there is a dispenser drawer where you put fabric softener, det...