An automatic litter box hides most of its work, which is exactly why its weekly maintenance gets forgotten: the drawer gets emptied because it announces itself, while residue on internal surfaces, dusty sensors, and a falling litter level quietly degrade performance until the unit jams, smells, or starts cycling at the wrong moments. A short weekly routine — ten minutes with the power off — keeps the mechanism clean, the sensing accurate, and the tray as hygienic as a manually scooped box. Work through the same order each week so nothing depends on memory.
Clean the surfaces the waste actually touches
Unplug the unit first. Beyond the drawer, waste contacts the rake tines or the inner wall of a rotating drum, the edge of the waste chute or port, and the rim where clumps sometimes stick instead of dropping through. Wipe these areas with a cloth dampened with warm water and a small amount of mild detergent, working off dried residue that would otherwise be dragged through clean litter on every cycle. Take out and wash any removable rake or globe section if the design allows it, and dry every part completely before reassembly — a damp interior clumps fresh litter on contact and seeds odour. While the drawer is out, wash it too, line it fresh, and check that the new bag or liner sits flat without folds hanging into the waste path.
Clear the sensors and check the cycle with your own eyes
Self-cleaning boxes decide when to run using weight, motion, or beam sensors, and litter dust is their enemy. Wipe sensor lenses or windows gently with a dry soft cloth, and clear any litter or debris lodged around entry sensors and the bonnet or globe seals. Then plug back in and watch one full cycle: the rake or rotation should run smoothly without straining, pausing oddly, or leaving clumps behind, and the unit should stop correctly rather than cycling repeatedly. A box that runs while a cat is nearby, or fails to run at all, needs its sensors re-cleaned and its placement checked for wobbling flooring before you assume a fault — but a unit that cannot sense a cat reliably should be switched off and used as a plain tray until it is sorted.
Litter level, litter type, and the seals that hold odour in
Top the litter back to the marked fill line with the same litter the unit already has. Too little litter means urine reaches the base and bakes onto it; too much overwhelms the sifting action and spills into the mechanism. Automatic boxes are fussy about litter weight and granule size, so swapping to a heavier, lighter, or crystal type during the weekly top-up can break clumping and cycling even if your cat approves of the change. Check the drawer seal, lid fit, and any carbon filter in the waste compartment: a warped seal or a saturated filter is the usual reason a well-cleaned unit still smells, and filters need replacing on the maker's schedule rather than when they look dirty.
Power, placement, and a weekly once-over for wear
Finish with the unglamorous checks. Follow the cord for chewing damage or litter ground into the plug area, confirm the unit sits level and clear of walls so its moving parts travel freely, and empty any litter tracked into the motor housing vents with a dry brush. Look for cracks in the drawer, a rake tine bent by a stubborn clump, or seals starting to peel. Noting what you cleaned, what you replaced, and anything wearing out in KinsLe via Care Teams — with each weekly job ticked off with its timestamp — means the next person maintaining the box knows the filter was changed and the sensors were wiped, rather than repeating some jobs and missing others entirely.