6.MAINTENANCE (CONT’D)
6.1BIANNUAL MAINTENANCE (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
2
VD0092
1)Filter cartridge
2)Prefilter
VD0093
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
1
2
VD0091
1)Core filters
2)Core
NOTE: Make sure the damper spring (1) is still inside the left front port opening before reinstalling the recovery module.
1
VD0120
1) Damper spring
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