Water Flosser Troubleshooting Guide - Waterpik WP-900 Manual

16

WATER FLOSSER TROUBLESHOOTING GUIDE

PROBLEM
Tips
Leakage between the tip and
handle knob.
Pik Pocket Tip
™
Tear in soft tip.
Water Flosser Base
Hose to the handle leaks.
Reservoir leaks.
Inadequate pressure.
Unit doesn't start.
Still have questions? Go to www.waterpik.com/intl to find your local distributor.
WP900E1_20016224-FAA_IM_vF2.indd 16
CAUSE
1) Tip not fully engaged.
1) Tip is worn.
2) Tip is split.
1) Damage to the hose.
1) Missing black reservoir valve.
2) Black reservoir valve is
upside down.
1) Reservoir not positioned
properly.
2) Tip is clogged with debris.
3) Black reservoir valve is clogged.
4) Hard water deposits.
1) Motor not running.
CORRECTIVE ACTION
1) Remove tip and reinstall.
1) Replace with new tip.
2) Replace with new tip and use
ONLY on lowest pressure.
1) Replace hose and handle assembly.
Contact your local distributor, which
can be found at www.waterpik.com/
intl, for a self service repair kit.
1) Replace reservoir valve. Contact
your local distributor, which can be
found at www.waterpik.com/intl, for a
replacement reservoir valve.
2) Ensure valve is right side
up (see image to right).
1) Re-position reservoir. Press down
firmly on the reservoir.
2) Back flush tip under faucet or replace tip.
3) Remove reservoir valve and clean
by massaging the valve under warm
running water and place back into
reservoir. Ensure the valve is right-
side up (see above image).
4) Add 2 tablespoons of white vinegar
to a full reservoir of warm water. Set
pressure control dial to high, point
the handle and tip into sink. Turn
unit ON and run until reservoir is
empty. Rinse by repeating with a full
reservoir of clean warm water.
1) Be sure outlet is functioning;
test with another appliance (check
electrical reset button and/or
wall switch).
3/22/12 10:57 AM