Checking For Blockages; Troubleshooting - Shark Navigator Lift-Away DLX UV440 Owner's Manual

CHECKING FOR BLOCKAGES

Detach the handle from the wand by pressing
the handle release button. Remove the flexible
hose from the vacuum pod by pressing the tabs
on the hose collar. Inspect the hose for clogs.
With the pod detached, remove the lower
nozzle hose and check for clogs.
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Detach the extension wand, handle, flexible
hose, and dust cup. Check all openings and
remove blockages.
Open the airway on the bottom of the floor
nozzle by squeezing the tabs on the sides
and lifting up. Check for clogs and clear away
any obstructions.

TROUBLESHOOTING

Vacuum is not picking up dirt. No suction or light suction.
• Check filters to see if they need cleaning. Follow instructions for rinsing and drying the
filters before reinstalling. See Cleaning and Replacing the Filters for more information.
• Dust cup may be full; empty dust cup.
• Check hose, hose connections, nozzle, and accessories for blockages; clear blockages
if required.
• Close the suction release on the hose to increase suction power.
• If dust cup is empty, and attachment inlets are clear, check for other blockages.
See Checking for Blockages for more information.
Vacuum lifts area rugs.
• Suction is powerful. Take care when vacuuming area rugs or rugs with delicately sewn edges.
Rotate suction control collar counterclockwise to decrease suction power.
Brushroll is jammed or has shut off.
• Immediately turn off and unplug vacuum, disconnect the nozzle, and remove blockage before
reconnecting and turning vacuum back on. See Checking for Blockages for more information.
Vacuum turns off on its own or indicator light flashes red.
This vacuum is equipped with a motor-protective thermostat. If your vacuum overheats, the
thermostat will automatically turn the suction motor off. Perform the following steps to restart
the thermostat:
1. Turn vacuum off and unplug it.
2. Empty dust cup and clean filters.
3. Check for blockages in hose, accessories, and inlet openings.
4. Allow unit to cool for a minimum of 45 minutes.
5. Plug in vacuum and turn it on.
Note: If vacuum still does not start, contact Customer Service at: 1-800-798-7398.
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