trim dose not work!!!! need help

bluerunner1

Cadet
Joined
May 28, 2005
Messages
13
i have a 1980 mark twain with the 470 merc 4 cyl 170 hp just got of the lake after 4 hours of trying to get the stern up so i can take the boat home <br />what i did is unscrew the bolts to the arms conected to the stern and tied the stern with a rope <br />when i push the trim butons it sounds like a an air leak and one of the hoeses in the back is clear (empty) it use to be dark i think it was full of oil i dont know where to fill the oil for the trim (up and down)not the lower unit. and i am really lost on where to start please help me ...
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: trim dose not work!!!! need help

If you have the square reservoir type trim pump, here is how you fill it.<br /><br />
Trim%20fill.png
 

bluerunner1

Cadet
Joined
May 28, 2005
Messages
13
Re: trim dose not work!!!! need help

i will fill it tomoro and see if that was the problem thank you very much ....
 
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