1. Remove the module cover at
the rear of the PureFlow.
2. Take out the module cover
and clean with a dry cloth or
a soft brush.
5. Reconnect the data cable, then
return the unit to its housing, and
screw the module securely in place.
6. Place the module cover back.
4. Clean the module with a dry
cloth or a soft brush.
3. Unscrew the module from the
recess and unplug it from the
data cable.