79 Evinrude 85HP Trim problems

bertdougan

Recruit
Joined
Aug 10, 2003
Messages
1
I have a problem and I have asked several people and no one can figure it out. I have a 79 Evinrude 85HP and the trim is not working right. It will go all the way up and all the way down but if I go above around 10 miles an hour the trim drops. If I am already going above ten miles an hour the trim will not raise at all. If I slow down or stop completely again it will raise all the way up and lower all the way down. Any suggestions on where to start looking.
 

93bronco

Ensign
Joined
Nov 11, 2001
Messages
962
Re: 79 Evinrude 85HP Trim problems

you mite not have a problem at all<br />- book says<br />the trim cylinders move the motor the<br /> 1st 15 degrees.<br />the tilt cylinder moves it the other 50 degrees.<br />it can be operated tilted past the 15 dgr for shallow water, but at 1500^ rpm the trim relief valve will lower the motor to the full trimmed position.<br />any attempts to tilt motor over 1500 rpm will have no effect.<br />you will only be able to use the trim @<br />15 degrees of movement<br />-<br />it scared me the 1st time it did it to me, i thought i hit something.<br />hope that helps
 
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