tpenfield's latest activity

  • tpenfield
    tpenfield replied to the thread Antifreeze under stairs.
    You are looking at the shower sump box. Its job is to pump drainage from the bathroom faucets/shower up to the waste tank. Along side...
  • tpenfield
    tpenfield replied to the thread 7.4 merc won't start after winter storage.
    Perhaps that was water standing in the intake? Not sure if you smelled gasoline while doing all the cranking. Rebuild the carb would...
  • tpenfield
    tpenfield replied to the thread Trim up doesn’t work when on plane.
    Probably leaking (somewhere), so the pump is not able to generate enough pressure to lift the drive except when there is minimal force...
  • tpenfield
    tpenfield replied to the thread How much slip does your prop have ?.
    If you had 100% slip, you'd be going 0 mph at your WOT RPM. If you had 0% slip, you'd be going at your theoretical maximum speed based...
  • tpenfield
    tpenfield replied to the thread Bravo Installation Kit ( ring gaskets).
    I little bit of marine grease will hold the o-rings in place while you install the drive. Glue will be less ideal.
  • tpenfield
    tpenfield replied to the thread Bravo Installation Kit ( ring gaskets).
    Here is my recollection . . . Some are obvious. .
    • Bravo-kit-1.png
  • tpenfield
    tpenfield replied to the thread How much slip does your prop have ?.
    It's just math, so any prop slip calculator should give you the results. :D I made a spreadsheet that I use to calculate slippage and...
  • tpenfield
    tpenfield replied to the thread 2019 4.3 Mercruiser/Alpha One Outdrive.
    14.25" is obviously way too small a prop. I would try a 14.75 / 23 if you can find one and see where that leaves you. If you go to a...
  • tpenfield
    tpenfield replied to the thread LiFePO Batteries ???.
    Quick update . . . I ordered another battery box to match the ones in the boat, because who wants to look at mis-matched battery boxes...
    • IMG_7972.JPG
  • tpenfield
    tpenfield replied to the thread Over voltage (again).
    I spent a little more time checking things out on the boat. It appears that a good night's sleep has helped the alternator . . . It is...
  • tpenfield
    tpenfield replied to the thread Larson replacement parts.
    It depends on the part that you might be looking for. Boats use a lot of common components, such as engines, electronics, hardware...
  • tpenfield
    tpenfield replied to the thread Over voltage (again).
    OK - a little more testing after our day out on the boat. The port alternator is putting out 17.3 volts at idle speeds. So, I think...
  • tpenfield
    tpenfield replied to the thread Over voltage (again).
    Quick update - i disconnected the starboard engine/battery from the isolator. Starboard engine is no longer getting over voltage. We...
  • tpenfield
    tpenfield replied to the thread Over voltage (again).
    Tomorrow, I will focus on the battery isolator with the port engine running. It has occurred to me that the port alternator is doing...
  • tpenfield
    tpenfield replied to the thread Over voltage (again).
    I have no idea. Everything is wrapped in harnesses. I'm just wondering where the 16 volts is coming from . . . perhaps the port...
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