프롬프트: Standard Procedure (BS EN 997:2015)Preparation: Place the indicator paper around the entire perimeter of the WC pan.Coverage: The paper must extend 200 mm outward from the edge of the bowl's seating surface.Activation: Discharge the full flush volume as approved for the specific WC model.Inspection: Examine the indicator paper for any water marks or droplets after the flush cycle is complete.Performance CriteriaPrimary Rule: No flushing water should splash beyond the rim of the bowl and wet the floor.Acceptance: Only a few small drops are permissible on the indicator paper. TESTFORM +1