Philips NORELCO S331 Series Manual page 21

3 Turn the lock counterclockwise (1) and
2
remove the retaining frame (2). Place it
1
aside in a safe place.
4 Remove the shaving heads from the
shaving unit.
Discard the used shaving heads
immediately to avoid mixing them with the
new shaving heads.
5 Place new shaving heads in the shaving
unit.
Note: Make sure that the shaving heads
with the projections fit exactly onto the
hooks of the shaving head holder when
placing them. The shaving heads supplied
with the shaver either have notches or
projections. Both shaving systems are the
same.
6 Put the retaining frame back into the
1
shaving unit (1) and turn the lock clockwise
(2).
2
21
English