Trouble Shooting; Clearing Blockages - Hoover WindTunnel Manual Del Usuario

4. If you have a
problem
If a minor problem occurs, it usually can
be solved quite easily when the cause
is found by using the check list below.
Problem: Cleaner won't run
Possible cause
Possible solution
• Not firmly plugged in
• Plug unit in firmly.
• No voltage in wall plug
• Check fuse or breaker.
• Blown fuse/tripped breaker
• Replace fuse/reset breaker.
• Thermal protector activated
• Allow cleaner to cool for 30 minutes
(this will reset the thermal protector)
Problem: Cleaner won't pick up
Possible cause
Possible solution
• Broken or worn belt
• Replace belt.
• Agitator brush roll worn
• Replace brush roll.
• Dirt cup full
• Empty dirt cup.
• Incorrect carpet height setting
• Move nozzle control knob to lower
setting.
• Blockage in air flow passage
• Clear blockage.
• HEPA cartridge filter clogged
• Clean HEPA cartridge filter by either
tapping the side of the dirt cup or
removing the cartridge filter as
described in the "Filter assembly" sec-
tion.
• Pre-filter clogged
• Clean pre-filter as described in
"Filter assembly" section.
• Dirt cup not properly installed and
latched
• Position dirt cup properly and lock
latch (Fig. 3-5).
Problem: Cleaning
• Dirt cup lid not positioned properly
or missing
• Ensure that dirt cup lid is properly
positioned.
Problem: Cleaning tools
• Filter assembly not assembled prop-
erly
• Ensure that filter assembly is posi-
tioned properly (Figs. 3-10 to 3-12).
Problem: Cleaner hard to push
Possible cause
Possible solution
• Incorrect carpet height setting
• Move nozzle control knob to a higher
settting.
Problem: Cleaning tools won't pick
up
Possible cause
Possible solution
14
• Cleaner handle not in upright posi-
tion
• Ensure that cleaner handle is locked in
upright position.
• Blockage in hose
• Clear blockage.
Problem: Cleaner won't self-propel
Possible cause
Possible solution
• Flat belt broken or worn
• Replace belt.
• Self-propel button in OFF position
• Slide button to ON.
Problem: Brush roll not turning
Possible cause
Possible solution
• Brush roll in OFF position
• Move brush roll control to ON position
(carpet)
• Flat belt broken or worn
• Replace belt.
Problem: Visible dirt leaking
through final filter
Possible cause
Possible solution
• Filter assembly not installed
properly
• Remove filter assembly from dirt
cup and ensure that HEPA cartridge
filter is properly attached to pre-filter
screen and that entire filter assembly
is properly repositioned inside dirt
cup (Fig. 3-10 through 3-12).
Problem: Dirt inside dirt cup stops
spinning
Note: Heavy debris may settle to the
bottom of the dirt cup and prevent the
dirt from spinning without affecting
cleaning performance. The cleaner can
continue to be used even if the dirt is
not spinning inside the dirt cup.
However, if the dirt does stop spinning
AND there is a noticeable decrease of
performance, check the items under
"Cleaner won't pick up".
Problem: Powered hand tool brush roll
won't turn
Possible Cause
Possible Solution
• Too much pressure being applied to
tool
• Continue using tool applying light
pressure.
• Blockage in turbine channel
• Remove blockage.
• Broken or worn belt
• Replace belt.
• Low cleaner suction
• Check items under "Cleaner suction
low".

Clearing blockages

Disconnect cleaner from electrical
outlet.
Warning - Brush roll can start
suddenly. Unplug cleaner when it
is turned over.
Low suction or pick up may be due to a
blockage in the system. Refer to the fol-
lowing steps to check for blockages
continuing with each step until the
blockage is found:
A. If a blockage occurs dur-
ing floor cleaning:
Turn cleaner OFF and disconnect from
electrical outlet.
1. Check fullness of dirt cup and filter
assembly; empty cup and clean filters if
needed.
4-1
Checking under bottom plate
2. Turn cleaner OFF and unplug.
3. Remove bottom plate, belt and agita-
tor (see "The belt" section).
Look into opening (C) for blockages and
remove.
4. Remove agitator shield and remove
any loose debris which may have accu-
mulated under it.
B. If a blockage occurs during
tool use:
Turn cleaner OFF and disconnect from
electrical outlet.
1. Look into hose end and remove any
blockage.
Note: Electrical parts are enclosed in
the cleaner. Do not remove any screws.
If blockage cannot be removed through
existing openings, take the cleaner to a
Hoover Factory Service Center or an
Authorized Hoover Warranty Service
Dealer (Depot).
C. If blockage occurs during
powered hand tool use:
4-2
D
1. Disconnect powered hand tool from
hose. Remove bottom plate, belt guard
and turbine as described in Figs. 3-28,
3-29 and 3-35.
Remove any blockage from turbine
channel (D).
Replace belt turbine, brush roll, belt
guard and bottom plate.
C