20
Maintenance
Carbon Dust Filter
(H9 & H11 models)
replacements. The integrated monitor will indicate
provided by an electronic timing board, only as a
reference guide.
To do so:
1. Unlatch the opening on the carbon lter
case and gently ip it upward (figure 21) .
2. Remove the used lter, and discard
(figure 22).
3. Insert the new lter. When doing so, please
ensure that the arrow printed on the lter
itself points outwards (figure 23).
4. Close casing and latch.