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Alternators Rebuilt
04-01-2007, 09:56
Post: #11
Alternators Rebuilt
My 94Pt has the same symptoms. center position reads but either side
has no reading. I have no idea if my alts put out other then I have
full 13+v on the 11 batteries when I stop. It would be a nice option
to have working proper.

Inverter camping this weekend in the desert, I noticed the leg one
and two volts and amp gauges have no reading at all????. Is it normal
for a 94'ishPt to have the inverter power not show up on the gauges?

GregoryO'Connor
94PT RomolandCa

--- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
wrote:
>
>
> Well: I checked out the (6) relays and all of them function
> correctly, so the problem has to be before the relays, like a
circuit
> breaker or could be at the switch. I'll keep looking.
>
> I can send you the schematic later today, when I have a minute
to
> scan it.
>
> R.E. (Ron) Marabito, Dallas, TX 92WB40
>
> --- In WanderlodgeForum@yahoogroups.com, "Leroy Eckert"
> wrote:
> >
> > Mine does the same thing. It is one of two squawk items I have
and
> has been on the list for three years. I have chased the ghost
before
> but without a schematic. I finally unplugged my fault light.
> Everthing has been fine but I need to check the alternators with a
> multi-meter periodically.
> >
> > A while back someone, I think Don Bradner, had a similar problem
> with alternators and the crazy switch readings. As I recall,
someone
> else, perhaps the prior owner of his coach stated that the switch
did
> not work properly because the alternators were not perfectly matched
> up or something like that, and BB installed some kind of delay
> wiring. I do not recall seeing a post as to the final results.
> Perhaps he can let us know.
> >
> > Could I get a copy of your schematic?
> >
> > Leroy Eckert
> > 1990 WB-40"Smoke N Mirrors"
> > Niceville, FL
> >
> >
> > ----- Original Message -----
> > From: ronmarabito2002
> > To: WanderlodgeForum@yahoogroups.com
> > Sent: Saturday, March 31, 2007 10:47 PM
> > Subject: [WanderlodgeForum] Re: Alternators Rebuilt
> >
> >
> >
> > I have the wiring diagram showing these 6 relays. Sure seems
> > over-engineered to me.
> >
> > R.E. (Ron) Marabito, Dallas, TX 92WB40
> >
> > --- In WanderlodgeForum@yahoogroups.com, "mbrund" <mbrund@>
wrote:
> > >
> > > I have the same issue, they would fine when in the center
position,
> > > but when I try 1 or 2 I get no reading. I do not think there
is
> > > anything wrong, but it is on my list of things to look into
some
> day.
> > >
> > > Michael Brundridge
> > > 1992 WB40 - newbie
> > > Georgetown, TX
> > >
> > > --- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
> > > wrote:
> > > >
> > > > Just had my alternators rebuilt and I installed them today.
> > > The
> > > > last unit went out after 1400 miles and we suspected all
kinds of
> > > > things could have caused it, but it turned out to be very
simple,
> > > but
> > > > probably a one in a million possibility.
> > > >
> > > > After I removed the unit, I found a short between a diode
and
> > > the
> > > > case, which was caused by some unknown object flying up
onto the
> > > back
> > > > of the alternator and selding them together. Unfortunately,
I
> > > could
> > > > not determine what it was, since it was melted. At first I
> thought
> > > the
> > > > battery cable might have touched the case, but it did not.
Had it
> > > > done so, it would have been welded in place and insulation
around
> > > the
> > > > terminal would have melted.
> > > >
> > > > I get amp readings with the switch in the neutral position
> > > only.
> > > > When I switch to 1 or 2, I don't get an amp reading. I plan
to
> > > remove
> > > > the six relays tomorrow that control the ammeter readings
and the
> > > > fault light. I might also pull the switch and see if I have
good
> > > > connections and contacts.
> > > >
> > > > I'll let you all know what I find.
> > > >
> > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > >
> > >
> >
> >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
Quote this message in a reply
04-01-2007, 10:07
Post: #12
Alternators Rebuilt
Don:
I cannot see the fault light on the schematic. Is it on there? If not, do you
have any further details on this fault light, where it is located etc.
Thanks


Bill 84 FC 35 SB "$quanderlodge"
Terrace, B.C. Canada


----- Original Message ----
From: Don Bradner
To: WanderlodgeForum@yahoogroups.com
Sent: Sunday, April 1, 2007 9:24:35 AM
Subject: Re: [WanderlodgeForum] Re: Alternators Rebuilt













The delay is on the fault light. The switch worked, but one
alternator had no output, and that was apparently real. After replacing both
alternators with a pair that are identical models I have output in all three
switch positions, and the center position is roughly double what each is showing
separately.



I would not expect to get the fault light, but I haven't driven it long enough
since the alternators were installed to tell. The delay is roughly 30 minutes.



I have uploaded my schematic here: http://www.arcatape t.net/travel/ bluebirds/
chargerschematic .jpg











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[Non-text portions of this message have been removed]
Quote this message in a reply
04-01-2007, 10:16
Post: #13
Alternators Rebuilt
It is labeled "DS3" and is powered from relays K7 and/or K8. On my alternators
there are wires on each to one each of the 3 stator connections - those are
typically thought of as tach outputs, but I don't think the coach gets its tach
readings there, and they are apparently used to keep power to those relays (note
the diode on each). If either loses power, that side of the LED drops to ground
and it lights up.

On 4/1/2007 at 3:07 PM Wilhelmus Schreurs wrote:

>Don:
>I cannot see the fault light on the schematic. Is it on there? If not, do
>you have any further details on this fault light, where it is located etc.
>Thanks

Don Bradner
90 PT40 "Blue Thunder"
Eureka, CA
Quote this message in a reply
04-01-2007, 10:23
Post: #14
Alternators Rebuilt
In my bus the leg voltage and the amp usage gauges work when the genset is
running or plugged to shore power. When dry camping on the inverter, the LED
bar graph (Trace Inverter) control panel shows amp usage. Over a period of time
I see the pilot dash battery volt gauge drop, at which time I start the genset
to recharge. Depending on equipment usage I can go 16-36 hours without starting
the genset. I have six 12v house batteries. When the shore power or genset
power is terminated the inverter automatically goes to inverter mode, unless I
shut it off. That is good because the reefer keeps cooling in case of a power
failure, assuming gas is available. My inverter does not supply 110v to the bay
outlets, so the outside entertainment system will only work with shore power or
the genset. Hope this helps. Yours may be different because it is a later
model.

Leroy Eckert
1990 WB-40"Smoke N Mirrors"
Niceville, FL
Royale Conversion




----- Original Message -----
From: Gregory OConnor
To: WanderlodgeForum@yahoogroups.com
Sent: Sunday, April 01, 2007 4:56 PM
Subject: [WanderlodgeForum] Re: Alternators Rebuilt


My 94Pt has the same symptoms. center position reads but either side
has no reading. I have no idea if my alts put out other then I have
full 13+v on the 11 batteries when I stop. It would be a nice option
to have working proper.

Inverter camping this weekend in the desert, I noticed the leg one
and two volts and amp gauges have no reading at all????. Is it normal
for a 94'ishPt to have the inverter power not show up on the gauges?

GregoryO'Connor
94PT RomolandCa

--- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
wrote:
>
>
> Well: I checked out the (6) relays and all of them function
> correctly, so the problem has to be before the relays, like a
circuit
> breaker or could be at the switch. I'll keep looking.
>
> I can send you the schematic later today, when I have a minute
to
> scan it.
>
> R.E. (Ron) Marabito, Dallas, TX 92WB40
>
> --- In WanderlodgeForum@yahoogroups.com, "Leroy Eckert"
> wrote:
> >
> > Mine does the same thing. It is one of two squawk items I have
and
> has been on the list for three years. I have chased the ghost
before
> but without a schematic. I finally unplugged my fault light.
> Everthing has been fine but I need to check the alternators with a
> multi-meter periodically.
> >
> > A while back someone, I think Don Bradner, had a similar problem
> with alternators and the crazy switch readings. As I recall,
someone
> else, perhaps the prior owner of his coach stated that the switch
did
> not work properly because the alternators were not perfectly matched
> up or something like that, and BB installed some kind of delay
> wiring. I do not recall seeing a post as to the final results.
> Perhaps he can let us know.
> >
> > Could I get a copy of your schematic?
> >
> > Leroy Eckert
> > 1990 WB-40"Smoke N Mirrors"
> > Niceville, FL
> >
> >
> > ----- Original Message -----
> > From: ronmarabito2002
> > To: WanderlodgeForum@yahoogroups.com
> > Sent: Saturday, March 31, 2007 10:47 PM
> > Subject: [WanderlodgeForum] Re: Alternators Rebuilt
> >
> >
> >
> > I have the wiring diagram showing these 6 relays. Sure seems
> > over-engineered to me.
> >
> > R.E. (Ron) Marabito, Dallas, TX 92WB40
> >
> > --- In WanderlodgeForum@yahoogroups.com, "mbrund" <mbrund@>
wrote:
> > >
> > > I have the same issue, they would fine when in the center
position,
> > > but when I try 1 or 2 I get no reading. I do not think there
is
> > > anything wrong, but it is on my list of things to look into
some
> day.
> > >
> > > Michael Brundridge
> > > 1992 WB40 - newbie
> > > Georgetown, TX
> > >
> > > --- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
> > > wrote:
> > > >
> > > > Just had my alternators rebuilt and I installed them today.
> > > The
> > > > last unit went out after 1400 miles and we suspected all
kinds of
> > > > things could have caused it, but it turned out to be very
simple,
> > > but
> > > > probably a one in a million possibility.
> > > >
> > > > After I removed the unit, I found a short between a diode
and
> > > the
> > > > case, which was caused by some unknown object flying up
onto the
> > > back
> > > > of the alternator and selding them together. Unfortunately,
I
> > > could
> > > > not determine what it was, since it was melted. At first I
> thought
> > > the
> > > > battery cable might have touched the case, but it did not.
Had it
> > > > done so, it would have been welded in place and insulation
around
> > > the
> > > > terminal would have melted.
> > > >
> > > > I get amp readings with the switch in the neutral position
> > > only.
> > > > When I switch to 1 or 2, I don't get an amp reading. I plan
to
> > > remove
> > > > the six relays tomorrow that control the ammeter readings
and the
> > > > fault light. I might also pull the switch and see if I have
good
> > > > connections and contacts.
> > > >
> > > > I'll let you all know what I find.
> > > >
> > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > >
> > >
> >
> >
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>





[Non-text portions of this message have been removed]
Quote this message in a reply
04-01-2007, 10:36
Post: #15
Alternators Rebuilt
Thanks Don

Bill 84 FC 35 SB "$quanderlodge"
Terrace, B.C. Canada


----- Original Message ----
From: Don Bradner
To: WanderlodgeForum@yahoogroups.com
Sent: Sunday, April 1, 2007 3:16:46 PM
Subject: Re: [WanderlodgeForum] Re: Alternators Rebuilt













It is labeled "DS3" and is powered from relays K7 and/or K8. On my
alternators there are wires on each to one each of the 3 stator connections -
those are typically thought of as tach outputs, but I don't think the coach gets
its tach readings there, and they are apparently used to keep power to those
relays (note the diode on each). If either loses power, that side of the LED
drops to ground and it lights up.



On 4/1/2007 at 3:07 PM Wilhelmus Schreurs wrote:



>Don:

>I cannot see the fault light on the schematic. Is it on there? If not, do

>you have any further details on this fault light, where it is located etc.

>Thanks



Don Bradner

90 PT40 "Blue Thunder"

Eureka, CA














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Quote this message in a reply
04-01-2007, 12:03
Post: #16
Alternators Rebuilt
You won't see anything on the leg-1 or leg-2 gauge ,unless your
running the gen set or plugged in. You should have a excellent idea
of weather or not your alternators are working by just looking at the
engine battery and coach battery gauge's they should be reading about
14 volts. If you don't have a alternator on line they'll go down
quick. Bob 93pt

wrote:
>
> My 94Pt has the same symptoms. center position reads but either
side
> has no reading. I have no idea if my alts put out other then I have
> full 13+v on the 11 batteries when I stop. It would be a nice
option
> to have working proper.
>
> Inverter camping this weekend in the desert, I noticed the leg one
> and two volts and amp gauges have no reading at all????. Is it
normal
> for a 94'ishPt to have the inverter power not show up on the
gauges?
>
> GregoryO'Connor
> 94PT RomolandCa
>
> --- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
> wrote:
> >
> >
> > Well: I checked out the (6) relays and all of them function
> > correctly, so the problem has to be before the relays, like a
> circuit
> > breaker or could be at the switch. I'll keep looking.
> >
> > I can send you the schematic later today, when I have a
minute
> to
> > scan it.
> >
> > R.E. (Ron) Marabito, Dallas, TX 92WB40
> >
> > --- In WanderlodgeForum@yahoogroups.com, "Leroy Eckert"
> > wrote:
> > >
> > > Mine does the same thing. It is one of two squawk items I have
> and
> > has been on the list for three years. I have chased the ghost
> before
> > but without a schematic. I finally unplugged my fault light.
> > Everthing has been fine but I need to check the alternators with a
> > multi-meter periodically.
> > >
> > > A while back someone, I think Don Bradner, had a similar problem
> > with alternators and the crazy switch readings. As I recall,
> someone
> > else, perhaps the prior owner of his coach stated that the switch
> did
> > not work properly because the alternators were not perfectly
matched
> > up or something like that, and BB installed some kind of delay
> > wiring. I do not recall seeing a post as to the final results.
> > Perhaps he can let us know.
> > >
> > > Could I get a copy of your schematic?
> > >
> > > Leroy Eckert
> > > 1990 WB-40"Smoke N Mirrors"
> > > Niceville, FL
> > >
> > >
> > > ----- Original Message -----
> > > From: ronmarabito2002
> > > To: WanderlodgeForum@yahoogroups.com
> > > Sent: Saturday, March 31, 2007 10:47 PM
> > > Subject: [WanderlodgeForum] Re: Alternators Rebuilt
> > >
> > >
> > >
> > > I have the wiring diagram showing these 6 relays. Sure seems
> > > over-engineered to me.
> > >
> > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > >
> > > --- In WanderlodgeForum@yahoogroups.com, "mbrund" <mbrund@>
> wrote:
> > > >
> > > > I have the same issue, they would fine when in the center
> position,
> > > > but when I try 1 or 2 I get no reading. I do not think
there
> is
> > > > anything wrong, but it is on my list of things to look into
> some
> > day.
> > > >
> > > > Michael Brundridge
> > > > 1992 WB40 - newbie
> > > > Georgetown, TX
> > > >
> > > > --- In WanderlodgeForum@yahoogroups.com, "ronmarabito2002"
> > > > wrote:
> > > > >
> > > > > Just had my alternators rebuilt and I installed them
today.
> > > > The
> > > > > last unit went out after 1400 miles and we suspected all
> kinds of
> > > > > things could have caused it, but it turned out to be very
> simple,
> > > > but
> > > > > probably a one in a million possibility.
> > > > >
> > > > > After I removed the unit, I found a short between a diode
> and
> > > > the
> > > > > case, which was caused by some unknown object flying up
> onto the
> > > > back
> > > > > of the alternator and selding them together.
Unfortunately,
> I
> > > > could
> > > > > not determine what it was, since it was melted. At first I
> > thought
> > > > the
> > > > > battery cable might have touched the case, but it did
not.
> Had it
> > > > > done so, it would have been welded in place and
insulation
> around
> > > > the
> > > > > terminal would have melted.
> > > > >
> > > > > I get amp readings with the switch in the neutral
position
> > > > only.
> > > > > When I switch to 1 or 2, I don't get an amp reading. I
plan
> to
> > > > remove
> > > > > the six relays tomorrow that control the ammeter readings
> and the
> > > > > fault light. I might also pull the switch and see if I
have
> good
> > > > > connections and contacts.
> > > > >
> > > > > I'll let you all know what I find.
> > > > >
> > > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > > >
> > > >
> > >
> > >
> > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> >
>
Quote this message in a reply
04-02-2007, 08:00
Post: #17
Alternators Rebuilt
Bob,

How do you know what alternator is being used. Or do
they both come on together.

Thanks
Nelson SLinkman 1994 40'

--- Bob & Carol Howald`
wrote:

> You won't see anything on the leg-1 or leg-2
> gauge ,unless your
> running the gen set or plugged in. You should have a
> excellent idea
> of weather or not your alternators are working by
> just looking at the
> engine battery and coach battery gauge's they should
> be reading about
> 14 volts. If you don't have a alternator on line
> they'll go down
> quick. Bob 93pt
>
> wrote:
> >
> > My 94Pt has the same symptoms. center position
> reads but either
> side
> > has no reading. I have no idea if my alts put out
> other then I have
> > full 13+v on the 11 batteries when I stop. It
> would be a nice
> option
> > to have working proper.
> >
> > Inverter camping this weekend in the desert, I
> noticed the leg one
> > and two volts and amp gauges have no reading at
> all????. Is it
> normal
> > for a 94'ishPt to have the inverter power not show
> up on the
> gauges?
> >
> > GregoryO'Connor
> > 94PT RomolandCa
> >
> > --- In WanderlodgeForum@yahoogroups.com,
> "ronmarabito2002"
> > wrote:
> > >
> > >
> > > Well: I checked out the (6) relays and all of
> them function
> > > correctly, so the problem has to be before the
> relays, like a
> > circuit
> > > breaker or could be at the switch. I'll keep
> looking.
> > >
> > > I can send you the schematic later today,
> when I have a
> minute
> > to
> > > scan it.
> > >
> > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > >
> > > --- In WanderlodgeForum@yahoogroups.com, "Leroy
> Eckert"
> > > wrote:
> > > >
> > > > Mine does the same thing. It is one of two
> squawk items I have
> > and
> > > has been on the list for three years. I have
> chased the ghost
> > before
> > > but without a schematic. I finally unplugged my
> fault light.
> > > Everthing has been fine but I need to check the
> alternators with a
> > > multi-meter periodically.
> > > >
> > > > A while back someone, I think Don Bradner, had
> a similar problem
> > > with alternators and the crazy switch readings.
> As I recall,
> > someone
> > > else, perhaps the prior owner of his coach
> stated that the switch
> > did
> > > not work properly because the alternators were
> not perfectly
> matched
> > > up or something like that, and BB installed
> some kind of delay
> > > wiring. I do not recall seeing a post as to the
> final results.
> > > Perhaps he can let us know.
> > > >
> > > > Could I get a copy of your schematic?
> > > >
> > > > Leroy Eckert
> > > > 1990 WB-40"Smoke N Mirrors"
> > > > Niceville, FL
> > > >
> > > >
> > > > ----- Original Message -----
> > > > From: ronmarabito2002
> > > > To: WanderlodgeForum@yahoogroups.com
> > > > Sent: Saturday, March 31, 2007 10:47 PM
> > > > Subject: [WanderlodgeForum] Re: Alternators
> Rebuilt
> > > >
> > > >
> > > >
> > > > I have the wiring diagram showing these 6
> relays. Sure seems
> > > > over-engineered to me.
> > > >
> > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > >
> > > > --- In WanderlodgeForum@yahoogroups.com,
> "mbrund" <mbrund@>
> > wrote:
> > > > >
> > > > > I have the same issue, they would fine
> when in the center
> > position,
> > > > > but when I try 1 or 2 I get no reading. I
> do not think
> there
> > is
> > > > > anything wrong, but it is on my list of
> things to look into
> > some
> > > day.
> > > > >
> > > > > Michael Brundridge
> > > > > 1992 WB40 - newbie
> > > > > Georgetown, TX
> > > > >
> > > > > --- In WanderlodgeForum@yahoogroups.com,
> "ronmarabito2002"
> > > > > wrote:
> > > > > >
> > > > > > Just had my alternators rebuilt and I
> installed them
> today.
> > > > > The
> > > > > > last unit went out after 1400 miles and
> we suspected all
> > kinds of
> > > > > > things could have caused it, but it
> turned out to be very
> > simple,
> > > > > but
> > > > > > probably a one in a million possibility.
> > > > > >
> > > > > > After I removed the unit, I found a
> short between a diode
> > and
> > > > > the
> > > > > > case, which was caused by some unknown
> object flying up
> > onto the
> > > > > back
> > > > > > of the alternator and selding them
> together.
> Unfortunately,
> > I
> > > > > could
> > > > > > not determine what it was, since it was
> melted. At first I
> > > thought
> > > > > the
> > > > > > battery cable might have touched the
> case, but it did
> not.
> > Had it
> > > > > > done so, it would have been welded in
> place and
> insulation
> > around
> > > > > the
> > > > > > terminal would have melted.
> > > > > >
> > > > > > I get amp readings with the switch in
> the neutral
> position
> > > > > only.
> > > > > > When I switch to 1 or 2, I don't get an
> amp reading. I
> plan
> > to
> > > > > remove
> > > > > > the six relays tomorrow that control the
> ammeter readings
> > and the
> > > > > > fault light. I might also pull the
> switch and see if I
> have
> > good
> > > > > > connections and contacts.
> > > > > >
> > > > > > I'll let you all know what I find.
> > > > > >
> > > > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > > > >
> > > > >
> > > >
>
=== message truncated ===




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Quote this message in a reply
04-02-2007, 13:37
Post: #18
Alternators Rebuilt
Nelson: I guess the only way to tell which alternator is actually
generating the most is to check the alternator 1---2 guage. It's my
own personal opinion that this is a worthless instrument. It's not
very reliable, causes lot's of confusion and just is not necessary.As
long as your getting good readings on your house and engine battery
voltage instrument your in good shape. I have always said that if you
want to know which alternator is putting out and how much, go to the
electrical bus on the rear firewall and check it out with a voltage
meter. Do we really drive down the road checking the #1 verses # 2
alternator meter(guage) no, I don't think so. We just look and see if
the batteries are being charged. It work's for me, No need to make
things too complicated. Good to see your post, wondering where you've
been......Bob 93pt, Illinois.....
>
> How do you know what alternator is being used. Or do
> they both come on together.
>
> Thanks
> Nelson SLinkman 1994 40'
>
> --- Bob & Carol Howald`
> wrote:
>
> > You won't see anything on the leg-1 or leg-2
> > gauge ,unless your
> > running the gen set or plugged in. You should have a
> > excellent idea
> > of weather or not your alternators are working by
> > just looking at the
> > engine battery and coach battery gauge's they should
> > be reading about
> > 14 volts. If you don't have a alternator on line
> > they'll go down
> > quick. Bob 93pt
> >
> > wrote:
> > >
> > > My 94Pt has the same symptoms. center position
> > reads but either
> > side
> > > has no reading. I have no idea if my alts put out
> > other then I have
> > > full 13+v on the 11 batteries when I stop. It
> > would be a nice
> > option
> > > to have working proper.
> > >
> > > Inverter camping this weekend in the desert, I
> > noticed the leg one
> > > and two volts and amp gauges have no reading at
> > all????. Is it
> > normal
> > > for a 94'ishPt to have the inverter power not show
> > up on the
> > gauges?
> > >
> > > GregoryO'Connor
> > > 94PT RomolandCa
> > >
> > > --- In WanderlodgeForum@yahoogroups.com,
> > "ronmarabito2002"
> > > wrote:
> > > >
> > > >
> > > > Well: I checked out the (6) relays and all of
> > them function
> > > > correctly, so the problem has to be before the
> > relays, like a
> > > circuit
> > > > breaker or could be at the switch. I'll keep
> > looking.
> > > >
> > > > I can send you the schematic later today,
> > when I have a
> > minute
> > > to
> > > > scan it.
> > > >
> > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > >
> > > > --- In WanderlodgeForum@yahoogroups.com, "Leroy
> > Eckert"
> > > > wrote:
> > > > >
> > > > > Mine does the same thing. It is one of two
> > squawk items I have
> > > and
> > > > has been on the list for three years. I have
> > chased the ghost
> > > before
> > > > but without a schematic. I finally unplugged my
> > fault light.
> > > > Everthing has been fine but I need to check the
> > alternators with a
> > > > multi-meter periodically.
> > > > >
> > > > > A while back someone, I think Don Bradner, had
> > a similar problem
> > > > with alternators and the crazy switch readings.
> > As I recall,
> > > someone
> > > > else, perhaps the prior owner of his coach
> > stated that the switch
> > > did
> > > > not work properly because the alternators were
> > not perfectly
> > matched
> > > > up or something like that, and BB installed
> > some kind of delay
> > > > wiring. I do not recall seeing a post as to the
> > final results.
> > > > Perhaps he can let us know.
> > > > >
> > > > > Could I get a copy of your schematic?
> > > > >
> > > > > Leroy Eckert
> > > > > 1990 WB-40"Smoke N Mirrors"
> > > > > Niceville, FL
> > > > >
> > > > >
> > > > > ----- Original Message -----
> > > > > From: ronmarabito2002
> > > > > To: WanderlodgeForum@yahoogroups.com
> > > > > Sent: Saturday, March 31, 2007 10:47 PM
> > > > > Subject: [WanderlodgeForum] Re: Alternators
> > Rebuilt
> > > > >
> > > > >
> > > > >
> > > > > I have the wiring diagram showing these 6
> > relays. Sure seems
> > > > > over-engineered to me.
> > > > >
> > > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > > >
> > > > > --- In WanderlodgeForum@yahoogroups.com,
> > "mbrund" <mbrund@>
> > > wrote:
> > > > > >
> > > > > > I have the same issue, they would fine
> > when in the center
> > > position,
> > > > > > but when I try 1 or 2 I get no reading. I
> > do not think
> > there
> > > is
> > > > > > anything wrong, but it is on my list of
> > things to look into
> > > some
> > > > day.
> > > > > >
> > > > > > Michael Brundridge
> > > > > > 1992 WB40 - newbie
> > > > > > Georgetown, TX
> > > > > >
> > > > > > --- In WanderlodgeForum@yahoogroups.com,
> > "ronmarabito2002"
> > > > > > wrote:
> > > > > > >
> > > > > > > Just had my alternators rebuilt and I
> > installed them
> > today.
> > > > > > The
> > > > > > > last unit went out after 1400 miles and
> > we suspected all
> > > kinds of
> > > > > > > things could have caused it, but it
> > turned out to be very
> > > simple,
> > > > > > but
> > > > > > > probably a one in a million possibility.
> > > > > > >
> > > > > > > After I removed the unit, I found a
> > short between a diode
> > > and
> > > > > > the
> > > > > > > case, which was caused by some unknown
> > object flying up
> > > onto the
> > > > > > back
> > > > > > > of the alternator and selding them
> > together.
> > Unfortunately,
> > > I
> > > > > > could
> > > > > > > not determine what it was, since it was
> > melted. At first I
> > > > thought
> > > > > > the
> > > > > > > battery cable might have touched the
> > case, but it did
> > not.
> > > Had it
> > > > > > > done so, it would have been welded in
> > place and
> > insulation
> > > around
> > > > > > the
> > > > > > > terminal would have melted.
> > > > > > >
> > > > > > > I get amp readings with the switch in
> > the neutral
> > position
> > > > > > only.
> > > > > > > When I switch to 1 or 2, I don't get an
> > amp reading. I
> > plan
> > > to
> > > > > > remove
> > > > > > > the six relays tomorrow that control the
> > ammeter readings
> > > and the
> > > > > > > fault light. I might also pull the
> > switch and see if I
> > have
> > > good
> > > > > > > connections and contacts.
> > > > > > >
> > > > > > > I'll let you all know what I find.
> > > > > > >
> > > > > > > R.E. (Ron) Marabito, Dallas, TX 92WB40
> > > > > > >
> > > > > >
> > > > >
> >
> === message truncated ===
>
>
>
>
>
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