Cruising Sailors Forum Archive

Messages In This Thread

• Starting battery questions...
  • Cold cranking amps is usually the issue
    • I have twin alternators, twin regulators and
      • Sounds like.....
  • For that size engine a grp 24 battery will be fine...
    • As I posted in a thread below....
      • I have a 1-2-both switch on the start battery and
        • Single pole, singe throw......
          • Greg what is your battery set up?
            • We have...
              • Oh yeah the Engal...
                • 200 is HUGE!
            • As long as we are on the subject....
    • Of course... ug, what was I thinking...
  • Gene
    • On our boat....
    • Seems to me that as long as never swith the 1-2-both switch while the engine is running...
      • Couple of thoughts
        • GOOD WORDS!
  • My boat didn't have a switch between the starting battery so I put one in.
    • Yeah it does make sense.
  • Don't think it's been mentioned yet, but I hope you have fuses in your system...
    • Not like that.
  • As long as we're talking starting batteries, I have a question regarding the use of gels...
    • If you had a separate take-off on the alternator or a dedicated alternator
    • How about a solenoid to tie the house and cranking batteries together?
      • Thanks, Hagar - that's a very interesting idea...
    • I'm not quite understanding your setup....
      • Perhaps I described that poorly...
        • The shunt should be connected between
          • Thanks, but that's not what my diagram from Xantrex seems to indicate...
            • Will not work properly if Bat 1 and Bat2 not paralleled.
              • Well, you're starting to lose me with the mention of "electrical engineering"...
                • Ok, that appears to have two shunts...
                  • It can be a bad ground connection too...
                    • Thanks a lot, guys...
                      • I will once again recommend a DC clamp ammeter..
                      • I will once again recommend a DC clamp ammeter..
                        • I agree
                          • "If it's a good one it's a Fluke"....
    • Jon...
      • Well, I know that battery SHOULD crank my engine, no problem...