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jaysweet
replied to the thread
Batteries not charging off the alternator
.
Thanks, John! I think I already paid for it with 2 solid days of non-stop drizzle, rain and mist. Finally seeing some sun today
Oct 5, 2026
jssailem
replied to the thread
Batteries not charging off the alternator
.
Not sure where you are, but Windy is showing nice sailing conditions on the Chesapeake for the next 3-4 days. Lucky you.:biggrin:
Oct 5, 2026
jssailem
replied to the thread
Batteries not charging off the alternator
.
Have a great adventure
Oct 5, 2026
jaysweet
replied to the thread
Batteries not charging off the alternator
.
I appreciate all the help, guys. Most of this is going to have to wait until I'm tied up, b/c I'm already multitasking at my max with...
Oct 5, 2026
C
Cocoa Beach Sailor
replied to the thread
37 ft cutter Rudder help please
.
I'm guessing it wasn't in the water when you use the sawzall. I've been trying to figure how I could cut. A handsaw seems the only way...
Oct 5, 2026
jssailem
replied to the thread
Batteries not charging off the alternator
.
I prefer not to guess. I would trace the wire to the terminations. You know the alternator end. Where is the other end?
Oct 5, 2026
jssailem
replied to the thread
Batteries not charging off the alternator
.
I know. That sounds plausible. While it can happen, the diodes are not like egg shells breaking when you look at them funny. They may...
Oct 5, 2026
jaysweet
replied to the thread
Batteries not charging off the alternator
.
I'm guessing that the 2 small red wires on the starter B+ were: 1 = power to the panel (I bypassed this one), and 2 = power to charge...
Oct 5, 2026
BarryL
reacted to
Davidasailor26's post
in the thread
Batteries not charging off the alternator
with
Like
.
Check the voltage at the terminals with a multimeter when the engine is running. It should be somewhere above 14V. If it’s still in the...
Oct 5, 2026
jaysweet
replied to the thread
Batteries not charging off the alternator
.
The alternator wasn't running when I made the spark, so that wasn't the cause. Your second point is interesting, though. There were 2...
Oct 5, 2026
Davidasailor26
replied to the thread
Batteries not charging off the alternator
.
Yes, you remember that correctly. If the alternator is putting out significant charge current, and the destination of that current is...
Oct 5, 2026
D
dlochner
replied to the thread
Batteries not charging off the alternator
.
If the battery was disconnected it has to recalibrate when it is reconnected. There are diodes and rectifiers which convert the AC...
Oct 5, 2026
jaysweet
replied to the thread
Batteries not charging off the alternator
.
What I was remembering, John was some sort of common warning, something along the lines of "if you turn the battery selector switch to...
Oct 5, 2026
jssailem
replied to the thread
Batteries not charging off the alternator
.
I am going to assume that: The alternator shaft is spinning, being driven by a properly tensioned belt. The wiring from the alternator...
Oct 5, 2026
JamesG161
reacted to
jssailem's post
in the thread
Racing mainsail and genoa.
with
Like
.
Oh no the admin has seen the words and warnings are announced. Of course as a new member, since 2024, you have read the SBO rules. You...
Oct 5, 2026
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