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Recent content by Kerryd15

  1. K

    Yamaha Tachometer testing on Alumacraft TP 17.5 2003

    on a 2003 Yamaha 90 4 stroke, what wire, on the motor can i tap into to test. i can run a jumper directly from there to test. I get AC voltage at the dash but not a Hz signal. i unplugged the 8-10 pin connectors under the dash. they are nice bright shiny brass yet. i dont see any connections in...
  2. K

    Yamaha Tachometer testing on Alumacraft TP 17.5 2003

    OK, i have 2.54 to 2.59 Volt AC on the signal wire at the dash, at idle - roughly 1000 RPM. the tachometer will set at zero then bump to 4-500 and back to zero, all within 1-2 seconds. Can i test the Hz the same way i test the AC voltage? i am not getting a Hz reading- also not sure i am doing...
  3. K

    2003 F90TLRB throttle linkage marks

    What manual is that from? Thank you very much. My manual shows an arrow under the roller on that black plastic…
  4. K

    2003 F90TLRB throttle linkage marks

    This is a picture of the linkage. Thanks
  5. K

    2003 F90TLRB throttle linkage marks

    Not sure how to post a picture.
  6. K

    2003 F90TLRB throttle linkage marks

    Hello, just trying to do a visual inspection of the throttle linkage on this motor. i have the service manual that says it covers this model but the linkage on the carburetor is different. i says to center the roller on the arrow at idle. This motor does not have the arrow on the linkage plastic...
  7. K

    help with Mercury 60ELPT 4S

    Hello, working on a 60 ELPT, serial 1c151442. this is EFI Runs ok, but when throttling down to idle it will stumble bad and sometimes die. checked fuel pressure and have 40PSI, stays constant as you rev the engine and bring back to idle, as long as the engine is running it maintained 40 PSI...
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