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10
IX. Filter Maintenance
5 - 7.5 HP Direct Drive Owner’s Manual
O.A.S. 2002
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External Filter Cartridge Cleaning Intervals
Caution: Fine dust collected in filter is hazardous
to your health! Do not breathe!
When unit is turned off, use compressed air to blow dust off from
exterior of filter. Hold nozzle at least 8” away from filter pleats*.
Do not remove bottom dust pan before or during the blow-off
process! Let dust settle into dust pan. Unclip and dump out dust.
Filter removal is not required. You can also run your fingers
around the filter pleats to knock material down.
* WARNING: A close, direct blast with the compressed air nozzle
too close to filter, may damage filter media. Always wear safety
glasses while blowing off filter.
External Filter Bags
Tap or gently shake filter periodically and let dust settle into the
5 gal. buckets. Lift buckets to determine how full buckets are.
Empty dust from buckets.
Do not
remove fabric
straps around
pleated
cartridge.