Engine control system for a watercraft

Marine propulsion – Means to control the supply of energy responsive to a sensed...

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440 89, B63H 2122

Patent

active

057977755

ABSTRACT:
A watercraft engine control system for controlling the temperature in the exhaust system to protect against potentially dangerous situations. If the exhaust temperature is sensed to be unduly high, a protective action is initiated. This protective action reduced in the flow of unburned fuel to the exhaust system either stopping of the engine or reducing its speed below idle. The protection action may be initiated either immediately or if the situation occurs for more than a predetermined time period.

REFERENCES:
patent: 4019489 (1977-04-01), Cartmill
patent: 4708669 (1987-11-01), Kanno et al.

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