Miele S 4000 - Manual (Page 35)

When to change the dust
compartment filter (motor
protection)
Replace the dust compartment filter
every time you start a new box of
dustbags. A dust compartment filter is
supplied with each box of Miele
dustbags.
Replacing the dust
compartment filter (motor
protection)
^ Open the dust compartment lid.
^ Open the filter frame, remove the old
filter and replace with a new one.
^ Close the filter frame.
When to change the radio
handpiece battery
Every 18 months
Keep a 3 V lithium battery handy.
The vacuum can still be used if the
battery is weak or not inserted at all.
The vacuum will operate
continuously on the maximum
suction power.
How to change the radio
handpiece battery
^ Lift the battery compartment lid and
take the old battery out. Please
recycle.
^ Replace the battery with a new one.
Pay attention to the polarity.
^ Close the battery compartment.
Maintenance and care
35