I've had both the DA6 and the BA6 in my vans before - very nice when the
work.   I might even have a complete BA6 still on a parts van but will
likely keep it around for spares.   I believe there is also a large metal
shield that should cover the entire side of the van where it installs.

Jason

On Sun, Jan 4, 2015 at 6:52 PM, The Bus Depot <vanagon@busdepot.com> wrote:

> > Yes Sir, this is the Eberspracher BA-6 gas heater.  It is most rare to
> find for sale.
> > And to find one as a complete set with all the items one needs to have
> it work.
> > Zoltan
>
> I put a BA6 in my '77 Westy years ago and loved it. It has a rotary
> dashboard knob so you have instant heat while driving (very valuable on an
> air-cooled van that has poor heat otherwise). A timer allows you to turn it
> on for 15 minutes or so, so you can wake up while camping, turn the knob,
> and go back to sleep knowing it will shut off automatically.  It mounts
> under the van, and consists of numerous parts, including a shut-off sensor,
> blower, fuel pump, relay, ducting, etc., all of which need to work properly
> or the whole thing won't work.  Most of the replacement parts cannot be
> found new. It is possible to set up and adjust the BA6 outside of the
> vehicle and then mount it once you're sure it works. There is a
> service/technical manual that covers all adjustment and testing of the
> system. If you can't find it online, a copy of my original BA4 manual
> exists somewhere online (on type2.com, I believe). All of the info is the
> same as on the BA6, except that the BA4 (originally found on the VW 411 and
> 412) is smaller and has no blower.
>
> A virtually identical model, the DA6, was offered for diesel vans in
> Canada and elsewhere, so in terms of making it fit under the van, I'd
> imagine it is possible to fit it to a gas engined water cooled Vanagon.
>
> As an aside, years ago I went through emissions inspection with my '77
> Westy that had the BA6 heater.  The inspection mechanic mistakenly put the
> emissions testing wand in the gas heater's tailpipe instead of the engine's
> tailpipe. Since the heater was off, the emissions showed perfectly clean -
> a zero emissions vehicle!  Without batting an eyelash, he passed it. :-)
>
> Ron Salmon
> The Bus Depot, Inc.
> www.busdepot.com
>