10
VII. External Filter Maintenance
5 - 7.5 HP Direct Drive Owners Manual
O.A.S. 2008
c
Do not
remove fabric
straps around
pleated
cartridge.
Caution: Fine dust collected in filter is hazardous
to your health! Do not breathe!
The External Filter can be cleaned using the following methods:
Wait a few minutes for internal dust to settle in
dust pans or 55 gal. drum, then unclip and
carefully empty dust bin.
All steps should be done with a dust mask and eye protection and System off.
1. Compressed air from outside.
Blast air along pleats of the filter at about a 20
angle. Blast air out and away from you or anyone
in the general area. DO NOT remove dust pan
before blowing.
Keep air nozzle at least 6 from filter. Closer
blasts may damage filter material.
6
Filter must be cleaned regularly or filter
damage may result. If gauge reaches 3,
it is time to clean your filter. Never allow
gauge to reach 5. You could destroy your
filter. See page 16.
