TWL: Re: Engine hours
Subject: TWL: Re: Engine hours
From: Tom Mungle (lacresta@XXX.XXX)
Date: Sun Sep 08 2002 - 23:30:48 EDT
Some mfg. use total gallons of fuel burned to determine engine life. If you
run it harder, the more fuel is burned and the total hours of engine life
are less. You can compute the hours, or miles of life from the fuel burn.
----- Original Message -----
From: "Bob Austin" <thataway4@XXX.XXX>
To: "1trawler world" <trawler-world-list@XXX.XXX>
Sent: Sunday, September 08, 2002 2:57 PM
Subject: TWL: Engine hours
> Remember that engine hour meters run on 12 volts (or in some cases 24 or
32)
> and the "meter is running" when the ignition switch is on (or in some
cases
> when the alternator is energized by the oil pressure switch). The engine
> hours in many boats may reflect a good deal of time at idle, maneuvering,
> getting out of the slip etc.
>
> Most well maintained modern marine N A engines in "Trawler" applications
are
> good for 5,000 to 10,000 hours. Turbos may reduce that time--especially
if
> run hard. The maintance is the key. Even in gas engines and outboards
the
> maintance and way that the engine is run is more important than the
hours.
> More engines fail from lack of maintance and running regularly than "wear
> out". I read on another list that the average boater puts between 75 to
120
> hours on an engine a year. Even full time cruising it is unusual to put
> over 1000 hour on a engine in a year. There is no way to compare marine
> diesels to car engines.
>
> Regards,
>
> Bob Austin
> _______________________________________________
> http://lists.samurai.com/mailman/listinfo/trawler-world-list
>
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