Hoover SPIRIT Spirit Vacuum Cleaner Owner's Manual page 10

(Available with some models)
The suction regulator is located
on the hand grip and may be used
to increase or decrease suction
for various cleaning tasks.
Set the suction regulator to MINI-
MUM, MEDIUM or MAXIMUM
suction by rotating the plastic
ring until the raised plastic indi-
cator on the dial is directly under
the desired setting.
(Available with some models)
The indicator will show red as the
bag fills with dirt or if the folds of
the bag are not open. When red
appears, check the bag, making
sure the folds are open.
The bag should be changed when
the indicator becomes completely
red.
The indicator may become com-
pletely red even though the bag is
only partially full when:
a. picking up very fine materials
such as powder; the bag should
be changed more frequently.
hose, attachments or at the bag
opening; check for obstructions.
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