6. MAINTENANCE
(CONT’D)
6.1 B
IANNUAL
M
AINTENANCE
(
ESSENTIAL
)
(
CONT
’
D
)
4.
Using your thumbs, push on the prefilter* side to disengage it from the filter
cartridge. Then, slide it out of the filter cartridge and discard it. Install the
new prefilter* by reversing this operation.
1) Filter cartridge
2) Prefilter
NOTE: If you are using a washable foam filter (MERV 8), vacuum to remove most
of the dust. Let it soak in a solution of warm water and mild soap. Rinse
thoroughly and let dry before reinstalling it.
* When using a washable foam filter (MERV 8), there is no prefilter.
5.
Clean the inside walls of the unit with a clean damp cloth, them wipe with a
dry one.
For HEPA 2000 and HF 2.0 only
Clean the air diffuser with a clean damp cloth, them wipe with a dry one. Once the
air diffuser completely dry, slide it back into the unit.
For HEPA 3000, HF 3.0 and HEPA 4000 only
Wash the 2 core filters under hot water with mild
soap. Rinse thoroughly and let dry completely
before reinstalling on the core. Remove the dust
on the core using a vacuum cleaner with a soft
brush attachment.
1) Core filters
2) Core
1
2
VD0092
VD0093
1
1
2
VD0091
- 35 -
NOTE: Make sure the damper spring (
1
) is still
inside the left front port opening before
reinstalling the recovery module.
1) Damper spring
VD0120
1
