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    Cables from battery to motor 1975 Johnson 50 50ESL755

    alldodge... strange that drawing shows no link between the bat +12 and selenoid post ?? the selenoid +12v post is only connected to the rectifier output which is ok but what feeds strong amps to the starter via the selenoid ?? I must be missing something
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    Cables from battery to motor 1975 Johnson 50 50ESL755

    black to ground on the engine frame usually Red to the side of the selenoid fat posts.... the other side going to the starter
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    Bogging issue

    using a good oil-gas mix ? water discharge ok ? not overheating ??
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    Bogging issue

    when it bogs down have you tried testing /pumping the bulb if it wakes up you probably have some fuel restriction see above " if the vent is not perfectly clear, air can't get in the tank as the gas comes out" at least that would eliminate electrical issues
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    1984 50hp won’t idle without primer

    easy stuff first... soak it ..... clean it .....blow it floats are probably still very good as well as carb body parts . could be just bit of crud blocking orifices, has suggested post#2
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    Trim motor test results

    so did the motor work after you unstuck the brush that was stuck ?? you tested resistance but does it work ??
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    1967 Johnson 6HP- carburetor flooding?

    JT's your the carb should not ..drip/flood if a million motors did the same I agree but a million motors don't drip ! you should recheck the float adjustment and as to the LS needle it is way on top of the motor yet the problem is below the top half . make certain the carb...
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    Trim motor test results

    he already tested at the motor wires and reproduced the problem looks like bad motor, bad crimps?, bad innards Yes. I disconnected the wires directly from the trim motor. I supplied power directly to the blue wire from the trim motor and a ground directly to the green wire.
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    Trim motor test results

    Could be just poor internal contacts or maybe used carbon brushes low current draw is usually caused by a higher resistance which in turn can be the result of oxydation in crimped contact points, weak springs on brushes worn out brushes , pitted contacts etc... maybe a motor...
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    Trim motor test results

    I completely isolated the incoming electrical to the motor while it was still attached to the system. ??? sorry to insist...did you DETACH wires to test the motor on its own with bat & grd
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    Trim motor test results

    disconnect trim motor wires and apply bat-grd directly on trim motor wires
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    Trim motor test results

    see example of wiring
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    Trim motor test results

    did your test include feeeding bat & grd directly on the starter wires thus bypassing all potential sources of problems " above" the starter itself ?? looks like a 2 wire motor ....try +12 & grd one way then reverse the polarity to reverse the motor how did it react ??
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    What year is this Evinrude Fastwin?

    just go to boatinfo.com Boatinfo - 1922-1964 Johnson Service Manual you can print pages you need to a PDF on your computer select the little printer bottom right select a range of pages (not to big) and click the tick mark bottom right side I have the johnson red book but...
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    What year is this Evinrude Fastwin?

    not good :-(
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    What year is this Evinrude Fastwin?

    "Here is the serial number it is 15020 - 025012
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    What year is this Evinrude Fastwin?

    Find 1957 Evinrude 15020 7.5hp Outboard Motor Parts by Engine Section Revise Search: All Years > 1957 > 7.5 hp > Evinrude 15020 All Engine Parts & Diagrams Select engine section to view parts diagram & parts list. Carburetor Exhaust Tube And Swivel Bracket Fuel Tank Gear Case Magneto Motor...
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    What year is this Evinrude Fastwin?

    that parts place says 15020====> 7.5hp 1957...incl the side glass bowl filter ! great motors rex.... sqwirt some PB Blaster or WD-40 or Automatic transmission oil in the plug holes wait a few days to soak it in maybe it will release great hobby if you want to bring it back to...
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    1971 18HP Fastwin tune up kit

    When I tested my batch of old caps which all tested ok megohms wise... they all failed when tested with the test box I recently built after reading the article from W.Mohat in the Outboarded magazine (AOMCI) . All my new caps passed the high voltage test with flying colors (no...
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    1971 18HP Fastwin tune up kit

    see article #3 on caps by W.Mohat https://wrcoutboards.org/magazine-articles/
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