Optical eye

buda

Seaman
Joined
May 6, 2008
Messages
51
Theres a 115 HP Johnson Ocean Runner for sale on Ebay. But it needs some work. The guy said it runs but it cuts out at higher RPM. He said that a mechanic looked at it and said it needed an Optical Eye. Whats an Optical Eye. It has 140,140,130 and 145 compression on the cylinders. Would the Optical Eye make it cut out. Tell me what you think, sure would appreciate it.

Thanks Buda:confused:
 

boobie

Supreme Mariner
Joined
Nov 5, 2009
Messages
20,826
Re: Optical eye

Th optical eye a.k.a. the optical ignition sensor controls firing of the cyls at the correct time. If it is bad it can give the prob the mtr has. It could also be a power pack.
 

Chris1956

Supreme Mariner
Joined
Mar 25, 2004
Messages
28,089
Re: Optical eye

Boobie, Could it alos be the stator? Do Johnny's have high speed stator windings?
 

archcycle

Chief Petty Officer
Joined
Sep 21, 2009
Messages
647
Re: Optical eye

A guy on ebay said a mechanic said.. That's one frightening chain of he said she said.
 

boobie

Supreme Mariner
Joined
Nov 5, 2009
Messages
20,826
Re: Optical eye

Chris1956, No, It's not a Merc. But yes, it could be the stator but I also agree with archcycle.
 
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