Identify which fixtures depend on the unit and provide its permitted-product guidance. Ordinary toilet-cleaning habits may not suit the installation.
What the observation means
They should know not to flush cloths, wipes or other unsuitable items and not to spray electrical equipment. Maintenance isolation requires coordination with all users.
A useful next step
Keep the instructions accessible and agree who reports abnormal running or leaks. Do not authorise a stronger chemical treatment merely because a stain is stubborn. A cleaner's task is separate from opening, unblocking or electrically repairing the pump.
Manuals and supporting guidance
Model-specific instructions take priority. These references support the practical principles discussed here; they do not diagnose your appliance.