16
Rake does not
move after the cat
exits the litter box
and 20 minutes
have passed.
Sensors may be dusty. Wipethesensorswitha
soft, dry cloth to remove
any dust.
Rake does not
completely clean
litter box.
Low-quality litter may
have been used.
Always use premium hard
clumping cat litter. See
SELECTING LITTER for
more details.
Problem Possible Cause Solution
Wasteclumps
stuck to the litter
tray.
Litter tray surface may
need cleaning.
Clean litter tray as
instructed in THOROUGH
CLEANING.
Mode indicator
light does not turn
on when on/off
button is turned
on.
Litter box is not receiving
power.
Check to be sure that
the unit is plugged into a
working outlet; during an
outage check to make sure
the batteries are working.
(Note: battery power is
meant to be used during
an outage only; it does not
provide enough power to
run the unit continuously.)