1992-1998 Kawasaki PWC Jet Ski Service Repair Manual., Page 17Get this manual
SAFETY signal his intention turn either port or starboard using this system of communication
when underway in fog or rain means of
corn munication be tween which not visibleThis system was devised to nearby of the presence of others in the water and as means of communicating maneuvering intentionsSignals Indicating maneuvering tactics short one second blastsOne blast indicates the is turning starboardTwo blasts indicate the is turning portThree blasts indicate the is in reverseFive more blasts indicatestay away dangerA prolonged blast lasting to seconds duration every two minutes indicates straight line course in poor visibilityThese signals should be memorised by every personal opera tor, not necessarily because the operator would give them, but in the event of head on collision with say large powerboat, the skipper may