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  1. J

    Optimax - over cooling

    Hi My 115 Optimax sounds the alarm when it has been running at iddle speed for 2-3 minuts. The alarm is for to low temperature in the cooling water. Anything that can be adjusted? No problems at all when running at other speeds. Jan Denmark
  2. J

    115 Opti - oil consumption

    Anybody got an idea of normal oil consumption for an 115 Optimax at 4000 rps?'<br /><br /><br />yours <br /><br />Jan Jorgensen
  3. J

    Optimax 115 - idle running erractically

    Hi<br /><br />I have a one year old Optimax 115. As told by the manual I changed spark plugs, air and gas filter for this season.<br /><br />Now it runs erractically in idle and when shifting in to gear it some times dies.<br /><br />What should I look for??<br /><br />yours<br /><br />Jan <br...
  4. J

    Spark Plugs Optimax 115

    Hi<br /><br />I have a Mercury Optimax 115 from last year. In the manual it says, that I need to change the spark plugs after the first season (or 100 hours). But I get two different recommendations when I search the web. They are both from NGK and is called PZFR5F-11 or IZFR5G.<br /><br />Are...
  5. J

    Spark plugs Optimax

    Hi,<br />I have a brand new Mercury Optimax (from may). According to the maintenance manual I am suppose to change spark plugs after the first 100 hours. BUT - my dealer can not get them. He is told that there are none left in EUROPE and we will have to wait for new deliverys! Anyone knows...
  6. J

    Water in fuel

    Hi <br /><br />I have the misfortune to have experienced water in my fuel. I have a Optimax 115 with a build-in water filter and chamber (it is now empty).<br /><br />I have been adviced to mount another water filer on the boat (a see through model - easy to empty). Is this a good Idea.<br /><br...
  7. J

    Water in fuel filter chamber

    Hi<br /><br />My Optimax 115 is warning for water in fuel filter chamber. I have no idea of whether I can empty this my self or has to contact the dealer. Looking at the drawnings in the manual does not help alot.<br /><br />Any advice on this.<br /><br />Yours sincerely<br /><br />Jan...
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