The wiring diagram for the 7601 shows 2 wiring options, one for "engines
with combined alternator and starter wires". Would this would be the wiring
scheme to use with the Vanagon? I'm a bit confused because that wiring
scheme requires a second component, a battery switch.

7601 wiring diagram:
http://assets.bluesea.com/files/resources/instructions/980014350.pdf

-Mark

On Thu, Aug 10, 2017 at 7:03 AM, Dennis Haynes <d23haynes57@hotmail.com>
wrote:

> For most applications with a single house battery and small loads I have
> been using the 7601. I have also been installing it if front of the left
> taillight. This unit is priced right small and being detachable from the
> base makes it easy if service is needed. The 7610 is an upgrade. For
> installations where surge power is needed such as for a winch or large
> inverter the 7611 keeps the batteries combines longer (lower voltage) so
> that both batteries are available for those loads along with the engine
> alternator.
>
> Dennis
>
>
> Sent from Mail<https://go.microsoft.com/fwlink/?LinkId=550986> for
> Windows 10
>
> From: OlRivrRat<mailto:OlRivrRat@COMCAST.NET>
> Sent: Thursday, August 10, 2017 1:32 AM
> To: vanagon@GERRY.VANAGON.COM<mailto:vanagon@gerry.vanagon.com>
> Subject: Re: Fuse Size: Aux battery to fuse block
>
>         So for an Aux Batt SetUp, Is this the ACR to get or is there
> something
>
> Better &or More Affordable ~
>
> http://shop.pkys.com/Blue-Sea-7610-SI-Series-Solenoid-120-
> Amp-1224V-ACR_p_1626.html?gclid=Cj0KCQjw5arMBRDzARIsAAqmJezwER
> kye99UmwdVFjCkBz8z9vOc4tw0J18_vzZCorHOBfT-Z3lYxfEaAionEALw_wcB
>
>
> On 9 Aug , 2017, at 5:49 PM, Neil N wrote:
>
> > Missed your last post somehow. Again, thanks.
> >
> > I will give the logic of 2 ACR for 3 batteries some thought. Another
> > project is to update from solenoid type isolators (they're rated for
> > continuous duty) I'm using.
> >
> > At this rate I'll never get around to my engine swap project! LOL.
> >
> > Neil.
> >
> > On 8/9/17, Dennis Haynes <d23haynes57@hotmail.com> wrote:
> >
> >> During charging or in use discharge there is no problem have two
> different
> >> size batteries connected together, especially for voltage based charging
> >> systems. The ACR relay can also be used to connect those 2 house
> batteries
> >> together so the solar can charge both and then disconnect during use or
> >> storage. Yes, you can use 2 ACR for a three battery system.
> >>
> >> Dennis
> >>
> >>
> >> -----Original Message-----
> >> From: Neil N [mailto:musomuso@gmail.com]
> >> Sent: Tuesday, August 8, 2017 7:05 PM
> >> To: Dennis Haynes <d23haynes57@hotmail.com>
> >> Cc: vanagon@GERRY.VANAGON.COM
> >> Subject: Re: Fuse Size: Aux battery to fuse block
> >>
> >> Thanks again Dennis.
> >>
> >> Though the solar panel was intended solely for charging the 2nd larger
> group
> >> 27 house battery and running a TruckFridge, I later installed a fused
> switch
> >> between the group 27 positive post and the group 41 battery so the panel
> >> could charge both batteries. In hindsight, even though the group 27 has
> a
> >> fused/isolated dedicated feed from alternator, when the engine is
> running,
> >> power from alternator to group
> >> 41 could feed back into the ground 27 battery; the system could be
> >> imbalanced. ??
> >
> >
> > --
> > Neil n
> >
> > Blog: Vanagons, Westfalia, general <http://tubaneil.blogspot.ca>
> >
> > 1988 Westy Images <https://picasaweb.google.com/musomuso/New1988Westy>
> >
> > 1981 Westfalia "Jaco" Images, technical <http://tubaneil.googlepages.
> com/>
> >
> > Vanagon-Bus VAG Gas Engine Swap Group <http://tinyurl.com/khalbay>
>