Miele HR1956 Operating Instructions Manual page 36

Problem solving guide
Problem
The crockery is not
warm enough.
The crockery is too hot. The function for warming plates and dishes  or
A noise can be heard
when the drawer is in
use.
36
Possible cause and remedy
The  function for warming plates and dishes is not
selected.
 Select the correct function.
The temperature setting is too low.
 Select a higher temperature.
The vents have been covered up.
 Ensure that the air can circulate freely.
The crockery has not been allowed to heat up for a
sufficiently long time.
 Various factors will affect how long crockery will
take to heat up (see "Warming crockery").
warming cups and glasses  is not selected.
 Select the correct function.
The temperature setting is too high.
 Select a lower temperature.
The noise is caused by the fan which distributes the
heat evenly throughout the drawer. The fan operates
at intervals when the "Keeping food warm" or
the "Low temperature cooking" functions are being
used. This is not a fault.