[C320-list] Black Exhaust smoke

[P & B Sheerin]

John appears only with a load, however I'll take a closer look. Thanks for 
your comments.
Peter "Jaraman"


----- Original Message ----- 
From: "Jon Vez" <jonvez at comcast.net>
To: <C320-List at Catalina320.com>
Sent: Friday, March 11, 2011 9:14 AM
Subject: Re: [C320-list] Black Exhaust smoke


> Peter,
>
> If you are in the water, you may want to check to see if your prop is
> fouled. Black smoke can be caused by an overpitched prop--however a 
> heavily
> fouled prop will emulate this and result in black smoke. Do you get black
> smoke and loss of high revs while in neutral or only when there is load?
>
> Regards,
>
> Jon Vez
> Solstice #582
>
> -----Original Message-----
> From: c320-list-bounces at lists.catalina320.com
> [mailto:c320-list-bounces at lists.catalina320.com] On Behalf Of P & B 
> Sheerin
> Sent: Thursday, March 10, 2011 4:33 PM
> To: C320-List at Catalina320.com
> Subject: [C320-list] Black Exhaust smoke
>
> We are experiencing black exhaust smoke, and a loss of high revs with our
> 3YM 30 Yamaha motor.
> We have only done about 250 hours, the motor is well maintained, boat is
> only 4 years.
> Any suggestions of the cause and remedy.
> Peter "Jaraman" # 1096
>