[T2] Bus Wiring

[Theresa Tower]

Hi All,
This was happening with mine too (fuse 8)...just recently...
I know this sounds silly...but my mechanic simply wrapped the flasher
switch connection in electrical tape.   No more problems.
Theresa

On Sat, Mar 14, 2015 at 12:00 PM, <type2-request at type2.com> wrote:

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> Today's Topics:
>
>    1. Bus wiring (ka1dza)
>    2. Re: Wiring problems (Roger Lemberg)
>    3. Re: Wiring problems (Doyt W.  Echelberger)
>    4. Re: Wiring problems (John Kolak)
>    5. Re: Wiring problems (accessys at smart.net)
>    6. Re: AFR Gauge (david raistrick)
>    7. Re: Wiring problems (ka1dza)
>    8. Re: Wiring problems (Pat Spragge/RFAN)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 13 Mar 2015 18:42:12 -0400
> From: ka1dza <ka1dza at verizon.net>
> To: "<type2 at type2.com>" <type2 at type2.com>
> Subject: [T2] Bus wiring
> Message-ID: <FF709756-A6DF-4C8A-823A-F6BD04E40493 at verizon.net>
> Content-Type: text/plain; charset=us-ascii
>
> OK guys, it was suggested that maybe the emergency blinker switch was
> defective causing fuse 8 to blow. I disconnected all of the markers. I
> pulled the switch out of the dash, removed the front marker housing from
> the body, and connected the markers outside the body. Both markers lit when
> I turned on the headlights. The emergency flashers worked too.
> I remounted the marker housings and reconnected the wiring. I turned on
> the headlights. The markers worked! As soon as I turned on the flashers,
> fuse 8 blew again!
>
> Any suggestions? I hate tracking down bad wiring!
>
> Have a good weekend.
>
> Bob Pratt
>
> ------------------------------
>
> Message: 2
> Date: Fri, 13 Mar 2015 16:06:33 -0700
> From: Roger Lemberg <phroggie at ieee.org>
> To: type2 at type2.com
> Subject: Re: [T2] Wiring problems
> Message-ID: <2FBF7B80-07AB-4C4F-AF09-B14BE9E043C6 at ieee.org>
> Content-Type: text/plain; charset=utf-8
>
> If there?s any weirdness in the lights, the first thing I?d check is that
> *all* the grounds, especially the ones where the fixtures connect to the
> body, especially the rear lights, are all OK.
>
> The wiring diagram shows ?clearly? (LOL) how interconnected things are.
>
> If, say, a taillight is missing it?s ground, hitting the brake causes the
> base of the bulb to go to somewhere around 6V thus feeding current to the
> other filament and whatever is supposed to drive it.
>
> (Note that the previous statement is a general approximation of what can
> happen. The exact circumstances may vary but in my case the brake failure
> light would come on.)
>
> Hope this helps,
> Peace,
> Phroggie & Phrogbus
> Northridge, CA
> (70 Sportsmobile conversion)
>
> >
> > Hi all,
> >
> > I'm trying to track down the reason why I keep blowing fuse 8 on my '71
> bus. It's the fuse for the front interior light and emergency flashers.
> > I disconnected all of the marker lights except the right rear marker and
> side marker. I tried the left blinker and the fuses were OK. I turned on
> the flashers and fuse 8 blew. Looking at the schematic . The small red wire
> goes to the interior light, front and the heavy read wire goes to terminal
> 50 on the flasher switch. I have no idea what is causing this.
> >
> > My son and I are planning to drive to Quincy, Ill from Boston, MA the
> first two weeks of June.
> >
> > I know wiring problems are the worse to track down. I'm hoping someone
> out there might have had the same problem.
> >
> > TIA
> >
> > Bob Pratt
>
>
> ------------------------------
>
> Message: 3
> Date: Fri, 13 Mar 2015 21:22:13 -0400
> From: "Doyt W.  Echelberger" <doyt at buckeye-express.com>
> To: type2 at type2.com
> Subject: Re: [T2] Wiring problems
> Message-ID: <mailman.2.1426359601.22214.type2 at type2.com>
> Content-Type: text/plain; charset="us-ascii"; format=flowed
>
> Fuses blow because of shorts that bypass resistance in the
> circuit.  Where are the resistors in this circuit?  The bulbs, the
> flasher unit.  I suspect the flasher unit.       Doyt     76 Westy
>
>
>
> ------------------------------
>
> Message: 4
> Date: Sat, 14 Mar 2015 09:11:43 +0700
> From: John Kolak <jkolak at gmail.com>
> Cc: t2 <type2 at type2.com>
> Subject: Re: [T2] Wiring problems
> Message-ID:
>         <
> CALJ58tqYSPZF7McTKCdKk4uajRReJTrcEP8_SU-tPn5+ND3TsA at mail.gmail.com>
> Content-Type: text/plain; charset=UTF-8
>
> It can also be cracked or skinned wiring which can explain why it works
> when it is removed from the bus but fails again when reinstalled.
>
> On Mar 14, 2015 8:22 AM, "Doyt W. Echelberger" <doyt at buckeye-express.com>
> wrote:
>
> Fuses blow because of shorts that bypass resistance in the circuit.  Where
> are the resistors in this circuit?  The bulbs, the flasher unit.  I suspect
> the flasher unit.
>
>
> ------------------------------
>
> Message: 5
> Date: Fri, 13 Mar 2015 22:20:43 -0400 (EDT)
> From: accessys at smart.net
> To: John Kolak <jkolak at gmail.com>
> Cc: t2 <type2 at type2.com>
> Subject: Re: [T2] Wiring problems
> Message-ID: <Pine.LNX.4.60.1503132219090.9769 at cygnus.smart.net>
> Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
>
>
> I had major short (almost fire) behind dash when a wire got pinched
> between gauge panel and frame.   so bad wiring can happen suddenly
>
> Bob
>
>
> On Sat, 14 Mar 2015, John Kolak wrote:
>
> > Date: Sat, 14 Mar 2015 09:11:43 +0700
> > From: John Kolak <jkolak at gmail.com>
> > Cc: t2 <type2 at type2.com>
> > Subject: Re: [T2] Wiring problems
> >
> > It can also be cracked or skinned wiring which can explain why it works
> > when it is removed from the bus but fails again when reinstalled.
> >
> > On Mar 14, 2015 8:22 AM, "Doyt W. Echelberger" <doyt at buckeye-express.com
> >
> > wrote:
> >
> > Fuses blow because of shorts that bypass resistance in the circuit.
> Where
> > are the resistors in this circuit?  The bulbs, the flasher unit.  I
> suspect
> > the flasher unit.
> > _______________________________________________
> > type2 mailing list
> > type2 at type2.com
> > https://www.type2.com/lists/type2/listinfo
> >
>
>
>
>
> ------------------------------
>
> Message: 6
> Date: Sat, 14 Mar 2015 00:06:59 -0400
> From: david raistrick <keen at icantclick.org>
> To: Michael Howe <dedhammike at gmail.com>
> Cc: type2 <type2 at type2.com>
> Subject: Re: [T2] AFR Gauge
> Message-ID:
>         <CA+QpJvvWQLvoi5RL6sYv=yEgYWiRB8rOc_=OYSF=
> fb2rNmjVUA at mail.gmail.com>
> Content-Type: text/plain; charset=ISO-8859-1
>
> On Thu, Mar 12, 2015 at 11:06 PM, Michael Howe <dedhammike at gmail.com>
> wrote:
> > Any suggestions on mounting an O2  sensor for an Innovex Wide Band Kit
> into
> > my EMPI 3483 2 tip exhaust on my 73 bus?  I know that I can only pick up
> 2
> > cylinders.  Installing dual IDF 40s and will need to tune.
>
>
> I'd put it in the bend between the collector and the muffler - better
> than the tailpipe side when you can help it (less outside air
> influence risk).
>
> go ahead and install two, though - spring for the extra wideband and
> bung to put on the other side.   depending on your meter you might be
> able to wire both in and switch between them - else wire in a switch
> on the signal wire - going to be critical when tuning duals.   less
> critical when doing a single or EFI, but it's really easy to get one
> bank wrong with duals.
>
>
> ------------------------------
>
> Message: 7
> Date: Sat, 14 Mar 2015 07:47:37 -0400
> From: ka1dza <ka1dza at verizon.net>
> To: "accessys at smart.net" <accessys at smart.net>
> Cc: "<type2 at type2.com>" <type2 at type2.com>
> Subject: Re: [T2] Wiring problems
> Message-ID: <EC271F53-0F63-4238-A40C-045AE4A1C89D at verizon.net>
> Content-Type: text/plain; charset=us-ascii
>
> I didn't notice a resistor on the flasher switch even though I saw one in
> a picture of one from Bus Depot.
>
> How do I check for a bad ground?
>
> Bob Pratt
>
> > On Mar 13, 2015, at 10:20 PM, accessys at smart.net wrote:
> >
> >
> > I had major short (almost fire) behind dash when a wire got pinched
> between gauge panel and frame.   so bad wiring can happen suddenly
> >
> > Bob
> >
> >
> >> On Sat, 14 Mar 2015, John Kolak wrote:
> >>
> >> Date: Sat, 14 Mar 2015 09:11:43 +0700
> >> From: John Kolak <jkolak at gmail.com>
> >> Cc: t2 <type2 at type2.com>
> >> Subject: Re: [T2] Wiring problems
> >> It can also be cracked or skinned wiring which can explain why it works
> >> when it is removed from the bus but fails again when reinstalled.
> >>
> >> On Mar 14, 2015 8:22 AM, "Doyt W. Echelberger" <
> doyt at buckeye-express.com>
> >> wrote:
> >>
> >> Fuses blow because of shorts that bypass resistance in the circuit.
> Where
> >> are the resistors in this circuit?  The bulbs, the flasher unit.  I
> suspect
> >> the flasher unit.
> >> _______________________________________________
> >> type2 mailing list
> >> type2 at type2.com
> >> https://www.type2.com/lists/type2/listinfo
> >
> >
> > _______________________________________________
> > type2 mailing list
> > type2 at type2.com
> > https://www.type2.com/lists/type2/listinfo
>
>
> ------------------------------
>
> Message: 8
> Date: Sat, 14 Mar 2015 08:52:02 -0700
> From: Pat Spragge/RFAN <Pat.Spragge at rfan.com>
> To: "ka1dza" <ka1dza at verizon.net>
> Cc: "<type2 at type2.com>" <type2 at type2.com>
> Subject: Re: [T2] Wiring problems
> Message-ID: <148B9E68-D88F-4F0E-A749-887F24C9D7B6 at rfan.com>
> Content-Type: text/plain; charset=US-ASCII
>
>
> I'm a fan of YouTube ... Some very good videos on checking for shorts using
> your schematic, resettable circuit breaker in place of the blowing fuse,
> and other devices..
>
> Sent from my iPad
>
> > On Mar 14, 2015, at 4:47 AM, "ka1dza" <ka1dza at verizon.net> wrote:
> >
> > I didn't notice a resistor on the flasher switch even though I saw one in
> a picture of one from Bus Depot.
> >
> > How do I check for a bad ground?
> >
> > Bob Pratt
> >
> > > On Mar 13, 2015, at 10:20 PM, accessys at smart.net wrote:
> > >
> > >
> > > I had major short (almost fire) behind dash when a wire got pinched
> between gauge panel and frame.   so bad wiring can happen suddenly
> > >
> > > Bob
> > >
> > >
> > >> On Sat, 14 Mar 2015, John Kolak wrote:
> > >>
> > >> Date: Sat, 14 Mar 2015 09:11:43 +0700
> > >> From: John Kolak <jkolak at gmail.com>
> > >> Cc: t2 <type2 at type2.com>
> > >> Subject: Re: [T2] Wiring problems
> > >> It can also be cracked or skinned wiring which can explain why it
> works
> > >> when it is removed from the bus but fails again when reinstalled.
> > >>
> > >> On Mar 14, 2015 8:22 AM, "Doyt W. Echelberger"
> <doyt at buckeye-express.com>
> > >> wrote:
> > >>
> > >> Fuses blow because of shorts that bypass resistance in the circuit.
> Where
> > >> are the resistors in this circuit?  The bulbs, the flasher unit.  I
> suspect
> > >> the flasher unit.
> > >> _______________________________________________
> > >> type2 mailing list
> > >> type2 at type2.com
> > >> https://www.type2.com/lists/type2/listinfo
> > >
> > >
> > > _______________________________________________
> > > type2 mailing list
> > > type2 at type2.com
> > > https://www.type2.com/lists/type2/listinfo
> > _______________________________________________
> > type2 mailing list
> > type2 at type2.com
> > https://www.type2.com/lists/type2/listinfo
>
>
>
> ------------------------------
>
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> ------------------------------
>
> End of type2 Digest, Vol 22, Issue 7
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