Kohler K-5402A-0 Homeowner's Manual page 15

B) Nozzle Clean
User shall use a soft-bristled brush to clean rear wash/front wash spray wand.
Press and hold WAND MOVE button for 2 seconds when not sitting on toilet to extend the wand.
Alternatively, press and hold FRONT WASH or REAR WASH button on side panel when not sitting
on toilet to extend the wand for cleaning or inspection.
Press STOP button on side panel or remote to retract the wand. Alternatively, the wand will automatically
retract after 2 minutes.
Remove nozzle from wand and manually clean.
1274372-A05-B June 2016 15 Kohler Co.