Philips AquaTouch S5000 series Manual page 33

7 Place the retaining rings back onto the shaving
heads and turn them clockwise.
- Each retaining ring has two recesses and two
projections that fit exactly in the projections and
recesses of the shaving head holder.
- Turn the ring clockwise until your hear 'click'
and the ring is fixed.
Note: Hold te shaving head holder in your hand when
you reinsert the shaving heads and reattach the
retaining rings. Do not place the shaving head holder
on a surface when you do this, as this may cause
damage.