88 Mariner 40 HP 2 stroke Not peeing

GThunter5

Recruit
Joined
Jan 16, 2008
Messages
4
Its blowing warm air out of the pee hole

Is this one of the engines with the thermostat that makes it pee when it wants?
 

GThunter5

Recruit
Joined
Jan 16, 2008
Messages
4
Re: 88 Mariner 40 HP 2 stroke Not peeing

Replaced water pump

still not peeing.....anyone?
 

DamianJP

Chief Petty Officer
Joined
Mar 25, 2008
Messages
612
Re: 88 Mariner 40 HP 2 stroke Not peeing

Yo GThunter5

Did it **** before the water pump change?

As far as peeing when it wants, I don't think any motor does that. If anything it won't pee the second you turn it on. Only until the thermos warmed will it then start to pee, then after thermos warmed it should **** until you turn the key off.

Are you testing with muffs, barrel, boat in water?

Have you done your thermostats ?

And if your motor has a poppet, have you done that aswell?

Since the water pump has been changed, it might be a head gasket or seal that seals the exhaust away from the water and vise versa. This is all pretty much requiring the power head to come off and them replaced. I'm doing this project now on my nephew's engine.

My symptoms are it pees fine then stops peeing then just steam and/or exhaust comes out. When in water we have to rev it to make it start pissing again then it will be fine for mabey 5mins then no pee again.


Lemme know what you find, or if ya need more help.


DamianJP
 

GThunter5

Recruit
Joined
Jan 16, 2008
Messages
4
Re: 88 Mariner 40 HP 2 stroke Not peeing

It was the thermostat not opening up.

it pees fine now with a new thermostat and water pump
 
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