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Thermostat leak mariner 115hp need help

A

amirravon

New member
Hi
I search the archive and f

Hi
I search the archive and find nothing.Please help me
Is that normal that the thermostat squirt water ?
Is that normal that the engine work on no more than 80 degrees Fahrenheit ?
sorry for my ignorant i am new into boating.

Amir
 
"hi again
after additional re

"hi again
after additional research i find that my problem is OVER COOLING , i didn't know its a problem lol.
anyway the water that squirt out of the thermostat are coming from the thermostat COVER not from the thermostat. any idea what do i need to do ?
Sorry for my poor English , i will appreciate any help"
 
"most marine engines have a te

"most marine engines have a tell-tale, it squirts water out the side or back of the motor. Its only purpose is to tell the owner the waterpump is working. It should look like a boy peeing off the side of the boat. The majority of the cooling water goes out the center of the prop while running. Any leak on the engine needs to be fixed."
 
"HI JB
The water coming out

"HI JB
The water coming out of the thermostat cover, i am not talking about the water that coming from the tell-tale.

Thanks"
 
"hi

I removed the thermost

"hi

I removed the thermostat cover and find some rubber / diaphragm damaged , i will try to order the parts online, my question is if something folty with the thermostat assembly it will cause the motor to work cold ( over cooling) ?

thanks ?

P.S
Thanks JB for the help"
 
"normal engine/therrmostat tem

"normal engine/therrmostat temp is about 110 deg, mix that with cold lake water and a temp of 80 sounds about right when warmed up. Sounds normal to me."
 
Water should never leak out of

Water should never leak out of there. THe diaphram is bad. Common occurance. 120 is normal temp.
 
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