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5spd surprise
03-23-2006, 17:21
Post: #1
5spd surprise
Took my Bird for it's first cruise from Denver to Amarillo to visit
Palo Duro Canyon and Alibates Flint Quarries. After first thinking I
was just losing my mind and not paying close enough attention to
shifting patterns as we climbed hills, I carefully counted the shifts.
It has a 5 spd transmission and not a 4 spd. What a pleaant
surprise. The Allison 5 spd has a lockup torque convertor which means
the previous owners insistence that it got a steady 10mpg is
believable. This means that not only does it have a new motor, it has
a new transmission. Discovering this made up for the fact that
Amarillo had record low temperatures and snow during our visit.
Fuel gauge is reading way past full. Is this typical? It seems to be
working, just that full is past full, and even past the little button
below the 'F'. If it does this, does 'E' still mean empty or is empty
now 1/2?

Kerry
82 FC 35
Denver
Quote this message in a reply
03-24-2006, 01:54
Post: #2
5spd surprise
You are feeling the converter lock, it's not a gear change. You have a 643, 4
speed with lock up, you will get about 7/8 mpg and that's the way it is. Don't
believe the gages, they are indicators and not to be taken literally.
Let mine get down to indicated quarter tank once and it took 145 gallons, 150
tank, rear bath floor plan.
MH
----- Original Message -----
From: davidkerryedwards
To: WanderlodgeForum@yahoogroups.com
Sent: Thursday, March 23, 2006 11:21 PM
Subject: [WanderlodgeForum] 5spd surprise


Took my Bird for it's first cruise from Denver to Amarillo to visit
Palo Duro Canyon and Alibates Flint Quarries. After first thinking I
was just losing my mind and not paying close enough attention to
shifting patterns as we climbed hills, I carefully counted the shifts.
It has a 5 spd transmission and not a 4 spd. What a pleaant
surprise. The Allison 5 spd has a lockup torque convertor which means
the previous owners insistence that it got a steady 10mpg is
believable. This means that not only does it have a new motor, it has
a new transmission. Discovering this made up for the fact that
Amarillo had record low temperatures and snow during our visit.
Fuel gauge is reading way past full. Is this typical? It seems to be
working, just that full is past full, and even past the little button
below the 'F'. If it does this, does 'E' still mean empty or is empty
now 1/2?

Kerry
82 FC 35
Denver







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radiators


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Quote this message in a reply
03-24-2006, 02:32
Post: #3
5spd surprise
Kerry, sounds great about your coach and the tranny. Generally,
most "suprises" in a BB do not work like that.

YOUR COMMENT:
It seems to be
working, just that full is past full, and even past the little button
below the 'F'. If it does this, does 'E' still mean empty or is empty
now 1/2?

Well it seems quite simple to me that if you take your fuel tank
capacity, and the guage reading, and then fill the tank with diesel
and check how many gallons it took to fill, you would have your
answer! In other words if you have a 300 gal tank, guage reads 1/2
and you stop to fill up and it takes 150 gals then the guage is
probably close to correct! In addition, if you track your mileage and
divide the gallons used by the miles then you get your MPG! Do you
really get 10mpg? It takes a long while for my needle to move off the
full mark, provided I have a full tank!

Again, probably slept thru science class but not during creative
problem solving!!!

ScottB
86FC
SC






> Took my Bird for it's first cruise from Denver to Amarillo to visit
> Palo Duro Canyon and Alibates Flint Quarries. After first thinking
I
> was just losing my mind and not paying close enough attention to
> shifting patterns as we climbed hills, I carefully counted the
shifts.
> It has a 5 spd transmission and not a 4 spd. What a pleaant
> surprise. The Allison 5 spd has a lockup torque convertor which
means
> the previous owners insistence that it got a steady 10mpg is
> believable. This means that not only does it have a new motor, it
has
> a new transmission. Discovering this made up for the fact that
> Amarillo had record low temperatures and snow during our visit.
> Fuel gauge is reading way past full. Is this typical? It seems to
be
> working, just that full is past full, and even past the little
button
> below the 'F'. If it does this, does 'E' still mean empty or is
empty
> now 1/2?
>
> Kerry
> 82 FC 35
> Denver
>
Quote this message in a reply
03-24-2006, 03:01
Post: #4
5spd surprise
It's possible I'm feeling convertor lock up, but I doubt it. There
are 4 clear upshifts after 1st and 4 clear downshifts from top gear.
Does a lock up convertor unlock under load on a hill, giving the
appearance of a downshift? The amount of rpm difference is more than
I would associate with a lock up. There is paperwork in the owner's
manual indicating it it an MT 654CR transmission, which is a 5 spd. I
haven't crawled underneath to confirm yet. Where is the model number
on the transmission?

Kerry
82 FC 35
Denver

--- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
<MHOHNSTEIN@...> wrote:
>
> You are feeling the converter lock, it's not a gear change. You
have a 643, 4 speed with lock up, you will get about 7/8 mpg and
that's the way it is. Don't believe the gages, they are indicators
and not to be taken literally.
> Let mine get down to indicated quarter tank once and it took 145
gallons, 150 tank, rear bath floor plan.
> MH
> ----- Original Message -----
> From: davidkerryedwards
> To: WanderlodgeForum@yahoogroups.com
> Sent: Thursday, March 23, 2006 11:21 PM
> Subject: [WanderlodgeForum] 5spd surprise
>
>
> Took my Bird for it's first cruise from Denver to Amarillo to visit
> Palo Duro Canyon and Alibates Flint Quarries. After first thinking I
> was just losing my mind and not paying close enough attention to
> shifting patterns as we climbed hills, I carefully counted the shifts.
> It has a 5 spd transmission and not a 4 spd. What a pleaant
> surprise. The Allison 5 spd has a lockup torque convertor which means
> the previous owners insistence that it got a steady 10mpg is
> believable. This means that not only does it have a new motor, it has
> a new transmission. Discovering this made up for the fact that
> Amarillo had record low temperatures and snow during our visit.
> Fuel gauge is reading way past full. Is this typical? It seems to be
> working, just that full is past full, and even past the little button
> below the 'F'. If it does this, does 'E' still mean empty or is empty
> now 1/2?
>
> Kerry
> 82 FC 35
> Denver
>
>
>
>
>
>
>
> SPONSORED LINKS Recreational vehicles Wanderlodge Automotive
maintenance
> Recreational vehicle dealer Used recreational vehicles
Automotive radiators
>
>
>
------------------------------------------------------------------------------
> YAHOO! GROUPS LINKS
>
> a.. Visit your group "WanderlodgeForum" on the web.
>
> b.. To unsubscribe from this group, send an email to:
> WanderlodgeForum-unsubscribe@yahoogroups.com
>
> c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms of
Service.
>
>
>
------------------------------------------------------------------------------
>
>
>
> [Non-text portions of this message have been removed]
>
Quote this message in a reply
03-24-2006, 03:36
Post: #5
5spd surprise
Yes, I was going to do that eventually. What happened was the
previous owner told me the tank was full, I drove 500 miles and the
gauge had not even dropped to the 'F' mark. Not wanting to rely on
the gauge and risk running out of fuel, I added 70 gallons and it went
up(really down) past the little button. I shone a flashlight into the
tank but I couldn't tell how close it was to full.
So, I haven't driven it enough yet to start with a full tank and
carefully calculate the consumption and correlate it with the gauge.
What I'm really wondering is whether it's worth pulling the float
mechanism from the tank, cleaning and checking it. But, with a tank
this huge, it hardly seems worth it. Just fill up every couple of
thousand miles.

Kerry
82 FC 35
Denver

--- In WanderlodgeForum@yahoogroups.com, "Scott" wrote:
>
> Kerry, sounds great about your coach and the tranny. Generally,
> most "suprises" in a BB do not work like that.
>
> YOUR COMMENT:
> It seems to be
> working, just that full is past full, and even past the little button
> below the 'F'. If it does this, does 'E' still mean empty or is empty
> now 1/2?
>
> Well it seems quite simple to me that if you take your fuel tank
> capacity, and the guage reading, and then fill the tank with diesel
> and check how many gallons it took to fill, you would have your
> answer! In other words if you have a 300 gal tank, guage reads 1/2
> and you stop to fill up and it takes 150 gals then the guage is
> probably close to correct! In addition, if you track your mileage and
> divide the gallons used by the miles then you get your MPG! Do you
> really get 10mpg? It takes a long while for my needle to move off the
> full mark, provided I have a full tank!
>
> Again, probably slept thru science class but not during creative
> problem solving!!!
>
> ScottB
> 86FC
> SC
>
>
>
>
>
>
> > Took my Bird for it's first cruise from Denver to Amarillo to visit
> > Palo Duro Canyon and Alibates Flint Quarries. After first thinking
> I
> > was just losing my mind and not paying close enough attention to
> > shifting patterns as we climbed hills, I carefully counted the
> shifts.
> > It has a 5 spd transmission and not a 4 spd. What a pleaant
> > surprise. The Allison 5 spd has a lockup torque convertor which
> means
> > the previous owners insistence that it got a steady 10mpg is
> > believable. This means that not only does it have a new motor, it
> has
> > a new transmission. Discovering this made up for the fact that
> > Amarillo had record low temperatures and snow during our visit.
> > Fuel gauge is reading way past full. Is this typical? It seems to
> be
> > working, just that full is past full, and even past the little
> button
> > below the 'F'. If it does this, does 'E' still mean empty or is
> empty
> > now 1/2?
> >
> > Kerry
> > 82 FC 35
> > Denver
> >
>
Quote this message in a reply
03-24-2006, 04:02
Post: #6
5spd surprise
Trust Mike on this one. The MT-643 is the FC transmission until '87,
the torque-converter does indeed feel like a shift, should be around
40mph at full throttle. The 654 was used, on the 6V2TA Detroit in the
PT, not on the FC. The transmission that would fit your coach in a 5-
speed would be the MT-653, which is the MT-643 with a creeper first
added, dump-truck tranny. I'm not aware of that transmission ever
being installed in an FC nor do I know why you'd need a creeper gear.

10mpg is seller's math. You should get around 8, less if you push it
hard. I've owned all configurations of diesel FC, never had one that
averaged better than 8.5 nor worse than 7.5mpg. If you have the
original 5.29:1 gearing you're pretty far out of the BSFE curve
already at 60, running 50-55 gently might give you 9mpg. The NA has
to work pretty hard to push an '82 FC35 down the highway, worst
power/weight ratio FC made and geared for 55mph. On the other hand,
8mpg isn't bad compared to the earlier gas models that weighed
10,000lbs less.

Pull the sending unit for the fuel tank, replace it while you're at
it, they go bad, then calibrate it for the tank. Sounds like yours
was replaced without calibration. The '82 FC35 side-bath should hold
265gallons.

- Jeff Miller
in Holland, MI


--- In WanderlodgeForum@yahoogroups.com, "davidkerryedwards"
wrote:
>
> It's possible I'm feeling convertor lock up, but I doubt it. There
> are 4 clear upshifts after 1st and 4 clear downshifts from top gear.
> Does a lock up convertor unlock under load on a hill, giving the
> appearance of a downshift? The amount of rpm difference is more
than
> I would associate with a lock up. There is paperwork in the owner's
> manual indicating it it an MT 654CR transmission, which is a 5
spd. I
> haven't crawled underneath to confirm yet. Where is the model
number
> on the transmission?
>
> Kerry
> 82 FC 35
> Denver
>
> --- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
> <MHOHNSTEIN@> wrote:
> >
> > You are feeling the converter lock, it's not a gear change. You
> have a 643, 4 speed with lock up, you will get about 7/8 mpg and
> that's the way it is. Don't believe the gages, they are indicators
> and not to be taken literally.
> > Let mine get down to indicated quarter tank once and it took 145
> gallons, 150 tank, rear bath floor plan.
> > MH
> > ----- Original Message -----
> > From: davidkerryedwards
> > To: WanderlodgeForum@yahoogroups.com
> > Sent: Thursday, March 23, 2006 11:21 PM
> > Subject: [WanderlodgeForum] 5spd surprise
> >
> >
> > Took my Bird for it's first cruise from Denver to Amarillo to
visit
> > Palo Duro Canyon and Alibates Flint Quarries. After first
thinking I
> > was just losing my mind and not paying close enough attention to
> > shifting patterns as we climbed hills, I carefully counted the
shifts.
> > It has a 5 spd transmission and not a 4 spd. What a pleaant
> > surprise. The Allison 5 spd has a lockup torque convertor
which means
> > the previous owners insistence that it got a steady 10mpg is
> > believable. This means that not only does it have a new motor,
it has
> > a new transmission. Discovering this made up for the fact that
> > Amarillo had record low temperatures and snow during our visit.
> > Fuel gauge is reading way past full. Is this typical? It
seems to be
> > working, just that full is past full, and even past the little
button
> > below the 'F'. If it does this, does 'E' still mean empty or
is empty
> > now 1/2?
> >
> > Kerry
> > 82 FC 35
> > Denver
> >
> >
> >
> >
> >
> >
> >
> > SPONSORED LINKS Recreational vehicles Wanderlodge Automotive
> maintenance
> > Recreational vehicle dealer Used recreational vehicles
> Automotive radiators
> >
> >
> >
> --------------------------------------------------------------------
----------
> > YAHOO! GROUPS LINKS
> >
> > a.. Visit your group "WanderlodgeForum" on the web.
> >
> > b.. To unsubscribe from this group, send an email to:
> > WanderlodgeForum-unsubscribe@yahoogroups.com
> >
> > c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms
of
> Service.
> >
> >
> >
> --------------------------------------------------------------------
----------
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
Quote this message in a reply
03-24-2006, 04:09
Post: #7
5spd surprise
I got into the book and talked to my Allison tech, the 654 cr is a close ratio 5
sp.unit that would require some retrofitting and parts manipulation to fit the
3208 but it is conceivable that this was done. It was used as a low cost
alternative to the 700 series. Number plate is on the curb side rear above the
pan rail.
MH
----- Original Message -----
From: davidkerryedwards
To: WanderlodgeForum@yahoogroups.com
Sent: Friday, March 24, 2006 9:01 AM
Subject: [WanderlodgeForum] Re: 5spd surprise


It's possible I'm feeling convertor lock up, but I doubt it. There
are 4 clear upshifts after 1st and 4 clear downshifts from top gear.
Does a lock up convertor unlock under load on a hill, giving the
appearance of a downshift? The amount of rpm difference is more than
I would associate with a lock up. There is paperwork in the owner's
manual indicating it it an MT 654CR transmission, which is a 5 spd. I
haven't crawled underneath to confirm yet. Where is the model number
on the transmission?

Kerry
82 FC 35
Denver

--- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
<MHOHNSTEIN@...> wrote:
>
> You are feeling the converter lock, it's not a gear change. You
have a 643, 4 speed with lock up, you will get about 7/8 mpg and
that's the way it is. Don't believe the gages, they are indicators
and not to be taken literally.
> Let mine get down to indicated quarter tank once and it took 145
gallons, 150 tank, rear bath floor plan.
> MH
> ----- Original Message -----
> From: davidkerryedwards
> To: WanderlodgeForum@yahoogroups.com
> Sent: Thursday, March 23, 2006 11:21 PM
> Subject: [WanderlodgeForum] 5spd surprise
>
>
> Took my Bird for it's first cruise from Denver to Amarillo to visit
> Palo Duro Canyon and Alibates Flint Quarries. After first thinking I
> was just losing my mind and not paying close enough attention to
> shifting patterns as we climbed hills, I carefully counted the shifts.
> It has a 5 spd transmission and not a 4 spd. What a pleaant
> surprise. The Allison 5 spd has a lockup torque convertor which means
> the previous owners insistence that it got a steady 10mpg is
> believable. This means that not only does it have a new motor, it has
> a new transmission. Discovering this made up for the fact that
> Amarillo had record low temperatures and snow during our visit.
> Fuel gauge is reading way past full. Is this typical? It seems to be
> working, just that full is past full, and even past the little button
> below the 'F'. If it does this, does 'E' still mean empty or is empty
> now 1/2?
>
> Kerry
> 82 FC 35
> Denver
>
>
>
>
>
>
>
> SPONSORED LINKS Recreational vehicles Wanderlodge Automotive
maintenance
> Recreational vehicle dealer Used recreational vehicles
Automotive radiators
>
>
>
------------------------------------------------------------------------------
> YAHOO! GROUPS LINKS
>
> a.. Visit your group "WanderlodgeForum" on the web.
>
> b.. To unsubscribe from this group, send an email to:
> WanderlodgeForum-unsubscribe@yahoogroups.com
>
> c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms of
Service.
>
>
>
------------------------------------------------------------------------------
>
>
>
> [Non-text portions of this message have been removed]
>






------------------------------------------------------------------------------
YAHOO! GROUPS LINKS

a.. Visit your group "WanderlodgeForum" on the web.

b.. To unsubscribe from this group, send an email to:
WanderlodgeForum-unsubscribe@yahoogroups.com

c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service.


------------------------------------------------------------------------------



[Non-text portions of this message have been removed]
Quote this message in a reply
03-24-2006, 04:18
Post: #8
5spd surprise
Jeff, I talked to Lennie my Allison guy and he said the 654CR was used in
concrete trucks, had larger diameter converter 3" longer input shaft and larger
diameter stator support spline. He scratched his head a little and allowed it
might be possible to retro the 643 input, stator support and converter to use
the 5sp. planetary. I can believe it was done as the engine has been turbo
charged, previous owner living in the mountains might have gotten weary talking
to the joggers on the grades.
MH
----- Original Message -----
From: Jeff Miller
To: WanderlodgeForum@yahoogroups.com
Sent: Friday, March 24, 2006 10:02 AM
Subject: [WanderlodgeForum] Re: 5spd surprise


Trust Mike on this one. The MT-643 is the FC transmission until '87,
the torque-converter does indeed feel like a shift, should be around
40mph at full throttle. The 654 was used, on the 6V2TA Detroit in the
PT, not on the FC. The transmission that would fit your coach in a 5-
speed would be the MT-653, which is the MT-643 with a creeper first
added, dump-truck tranny. I'm not aware of that transmission ever
being installed in an FC nor do I know why you'd need a creeper gear.

10mpg is seller's math. You should get around 8, less if you push it
hard. I've owned all configurations of diesel FC, never had one that
averaged better than 8.5 nor worse than 7.5mpg. If you have the
original 5.29:1 gearing you're pretty far out of the BSFE curve
already at 60, running 50-55 gently might give you 9mpg. The NA has
to work pretty hard to push an '82 FC35 down the highway, worst
power/weight ratio FC made and geared for 55mph. On the other hand,
8mpg isn't bad compared to the earlier gas models that weighed
10,000lbs less.

Pull the sending unit for the fuel tank, replace it while you're at
it, they go bad, then calibrate it for the tank. Sounds like yours
was replaced without calibration. The '82 FC35 side-bath should hold
265gallons.

- Jeff Miller
in Holland, MI


--- In WanderlodgeForum@yahoogroups.com, "davidkerryedwards"
wrote:
>
> It's possible I'm feeling convertor lock up, but I doubt it. There
> are 4 clear upshifts after 1st and 4 clear downshifts from top gear.
> Does a lock up convertor unlock under load on a hill, giving the
> appearance of a downshift? The amount of rpm difference is more
than
> I would associate with a lock up. There is paperwork in the owner's
> manual indicating it it an MT 654CR transmission, which is a 5
spd. I
> haven't crawled underneath to confirm yet. Where is the model
number
> on the transmission?
>
> Kerry
> 82 FC 35
> Denver
>
> --- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
> <MHOHNSTEIN@> wrote:
> >
> > You are feeling the converter lock, it's not a gear change. You
> have a 643, 4 speed with lock up, you will get about 7/8 mpg and
> that's the way it is. Don't believe the gages, they are indicators
> and not to be taken literally.
> > Let mine get down to indicated quarter tank once and it took 145
> gallons, 150 tank, rear bath floor plan.
> > MH
> > ----- Original Message -----
> > From: davidkerryedwards
> > To: WanderlodgeForum@yahoogroups.com
> > Sent: Thursday, March 23, 2006 11:21 PM
> > Subject: [WanderlodgeForum] 5spd surprise
> >
> >
> > Took my Bird for it's first cruise from Denver to Amarillo to
visit
> > Palo Duro Canyon and Alibates Flint Quarries. After first
thinking I
> > was just losing my mind and not paying close enough attention to
> > shifting patterns as we climbed hills, I carefully counted the
shifts.
> > It has a 5 spd transmission and not a 4 spd. What a pleaant
> > surprise. The Allison 5 spd has a lockup torque convertor
which means
> > the previous owners insistence that it got a steady 10mpg is
> > believable. This means that not only does it have a new motor,
it has
> > a new transmission. Discovering this made up for the fact that
> > Amarillo had record low temperatures and snow during our visit.
> > Fuel gauge is reading way past full. Is this typical? It
seems to be
> > working, just that full is past full, and even past the little
button
> > below the 'F'. If it does this, does 'E' still mean empty or
is empty
> > now 1/2?
> >
> > Kerry
> > 82 FC 35
> > Denver
> >
> >
> >
> >
> >
> >
> >
> > SPONSORED LINKS Recreational vehicles Wanderlodge Automotive
> maintenance
> > Recreational vehicle dealer Used recreational vehicles
> Automotive radiators
> >
> >
> >
> --------------------------------------------------------------------
----------
> > YAHOO! GROUPS LINKS
> >
> > a.. Visit your group "WanderlodgeForum" on the web.
> >
> > b.. To unsubscribe from this group, send an email to:
> > WanderlodgeForum-unsubscribe@yahoogroups.com
> >
> > c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms
of
> Service.
> >
> >
> >
> --------------------------------------------------------------------
----------
> >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>






SPONSORED LINKS Recreational vehicles Wanderlodge Automotive maintenance
Recreational vehicle dealer Used recreational vehicles Automotive
radiators


------------------------------------------------------------------------------
YAHOO! GROUPS LINKS

a.. Visit your group "WanderlodgeForum" on the web.

b.. To unsubscribe from this group, send an email to:
WanderlodgeForum-unsubscribe@yahoogroups.com

c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service.


------------------------------------------------------------------------------



[Non-text portions of this message have been removed]
Quote this message in a reply
03-24-2006, 04:25
Post: #9
5spd surprise
i have the 5 spd model in my f-800 with 8.3 c cummins and i have yet
to use the low gear. Its a tractor with a 38' trailer to haul heavy
stuff up to 58,000 but have yet to need the low gear and it has to
be selected to use low..Its not used in the d postion.


woody 81 fc looking for 8.3/world series 4000 for my bus~

--- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
<MHOHNSTEIN@...> wrote:
>
> Jeff, I talked to Lennie my Allison guy and he said the 654CR was
used in concrete trucks, had larger diameter converter 3" longer
input shaft and larger diameter stator support spline. He scratched
his head a little and allowed it might be possible to retro the 643
input, stator support and converter to use the 5sp. planetary. I
can believe it was done as the engine has been turbo charged,
previous owner living in the mountains might have gotten weary
talking to the joggers on the grades.
> MH
> ----- Original Message -----
> From: Jeff Miller
> To: WanderlodgeForum@yahoogroups.com
> Sent: Friday, March 24, 2006 10:02 AM
> Subject: [WanderlodgeForum] Re: 5spd surprise
>
>
> Trust Mike on this one. The MT-643 is the FC transmission
until '87,
> the torque-converter does indeed feel like a shift, should be
around
> 40mph at full throttle. The 654 was used, on the 6V2TA Detroit
in the
> PT, not on the FC. The transmission that would fit your coach in
a 5-
> speed would be the MT-653, which is the MT-643 with a creeper
first
> added, dump-truck tranny. I'm not aware of that transmission
ever
> being installed in an FC nor do I know why you'd need a creeper
gear.
>
> 10mpg is seller's math. You should get around 8, less if you
push it
> hard. I've owned all configurations of diesel FC, never had one
that
> averaged better than 8.5 nor worse than 7.5mpg. If you have the
> original 5.29:1 gearing you're pretty far out of the BSFE curve
> already at 60, running 50-55 gently might give you 9mpg. The NA
has
> to work pretty hard to push an '82 FC35 down the highway, worst
> power/weight ratio FC made and geared for 55mph. On the other
hand,
> 8mpg isn't bad compared to the earlier gas models that weighed
> 10,000lbs less.
>
> Pull the sending unit for the fuel tank, replace it while you're
at
> it, they go bad, then calibrate it for the tank. Sounds like
yours
> was replaced without calibration. The '82 FC35 side-bath should
hold
> 265gallons.
>
> - Jeff Miller
> in Holland, MI
>
>
> --- In WanderlodgeForum@yahoogroups.com, "davidkerryedwards"
> wrote:
> >
> > It's possible I'm feeling convertor lock up, but I doubt it.
There
> > are 4 clear upshifts after 1st and 4 clear downshifts from top
gear.
> > Does a lock up convertor unlock under load on a hill, giving
the
> > appearance of a downshift? The amount of rpm difference is
more
> than
> > I would associate with a lock up. There is paperwork in the
owner's
> > manual indicating it it an MT 654CR transmission, which is a 5
> spd. I
> > haven't crawled underneath to confirm yet. Where is the model
> number
> > on the transmission?
> >
> > Kerry
> > 82 FC 35
> > Denver
> >
> > --- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
> > <MHOHNSTEIN@> wrote:
> > >
> > > You are feeling the converter lock, it's not a gear change.
You
> > have a 643, 4 speed with lock up, you will get about 7/8 mpg
and
> > that's the way it is. Don't believe the gages, they are
indicators
> > and not to be taken literally.
> > > Let mine get down to indicated quarter tank once and it took
145
> > gallons, 150 tank, rear bath floor plan.
> > > MH
> > > ----- Original Message -----
> > > From: davidkerryedwards
> > > To: WanderlodgeForum@yahoogroups.com
> > > Sent: Thursday, March 23, 2006 11:21 PM
> > > Subject: [WanderlodgeForum] 5spd surprise
> > >
> > >
> > > Took my Bird for it's first cruise from Denver to Amarillo
to
> visit
> > > Palo Duro Canyon and Alibates Flint Quarries. After first
> thinking I
> > > was just losing my mind and not paying close enough
attention to
> > > shifting patterns as we climbed hills, I carefully counted
the
> shifts.
> > > It has a 5 spd transmission and not a 4 spd. What a
pleaant
> > > surprise. The Allison 5 spd has a lockup torque convertor
> which means
> > > the previous owners insistence that it got a steady 10mpg
is
> > > believable. This means that not only does it have a new
motor,
> it has
> > > a new transmission. Discovering this made up for the fact
that
> > > Amarillo had record low temperatures and snow during our
visit.
> > > Fuel gauge is reading way past full. Is this typical? It
> seems to be
> > > working, just that full is past full, and even past the
little
> button
> > > below the 'F'. If it does this, does 'E' still mean empty
or
> is empty
> > > now 1/2?
> > >
> > > Kerry
> > > 82 FC 35
> > > Denver
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > SPONSORED LINKS Recreational vehicles Wanderlodge
Automotive
> > maintenance
> > > Recreational vehicle dealer Used recreational
vehicles
> > Automotive radiators
> > >
> > >
> > >
> > ---------------------------------------------------------------
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> ----------
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> > >
> > > a.. Visit your group "WanderlodgeForum" on the web.
> > >
> > > b.. To unsubscribe from this group, send an email to:
> > > WanderlodgeForum-unsubscribe@yahoogroups.com
> > >
> > > c.. Your use of Yahoo! Groups is subject to the Yahoo!
Terms
> of
> > Service.
> > >
> > >
> > >
> > ---------------------------------------------------------------
-----
> ----------
> > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> >
>
>
>
>
>
>
> SPONSORED LINKS Recreational vehicles Wanderlodge Automotive
maintenance
> Recreational vehicle dealer Used recreational vehicles
Automotive radiators
>
>
> -------------------------------------------------------------------
-----------
> YAHOO! GROUPS LINKS
>
> a.. Visit your group "WanderlodgeForum" on the web.
>
> b.. To unsubscribe from this group, send an email to:
> WanderlodgeForum-unsubscribe@yahoogroups.com
>
> c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms
of Service.
>
>
> -------------------------------------------------------------------
-----------
>
>
>
> [Non-text portions of this message have been removed]
>
Quote this message in a reply
03-24-2006, 04:46
Post: #10
5spd surprise
You talkin' 653 or 654cr for close ratio? CR takes off in 1st and is a 5 speed.
653 is a 640 with a creeper 1st. 653 takes off in 2nd. Not supposed to upshift
a 653 under power from 1st to 2nd.
MH
----- Original Message -----
From: rwoodysurplus
To: WanderlodgeForum@yahoogroups.com
Sent: Friday, March 24, 2006 10:25 AM
Subject: [WanderlodgeForum] Re: 5spd surprise


i have the 5 spd model in my f-800 with 8.3 c cummins and i have yet
to use the low gear. Its a tractor with a 38' trailer to haul heavy
stuff up to 58,000 but have yet to need the low gear and it has to
be selected to use low..Its not used in the d postion.


woody 81 fc looking for 8.3/world series 4000 for my bus~

--- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
<MHOHNSTEIN@...> wrote:
>
> Jeff, I talked to Lennie my Allison guy and he said the 654CR was
used in concrete trucks, had larger diameter converter 3" longer
input shaft and larger diameter stator support spline. He scratched
his head a little and allowed it might be possible to retro the 643
input, stator support and converter to use the 5sp. planetary. I
can believe it was done as the engine has been turbo charged,
previous owner living in the mountains might have gotten weary
talking to the joggers on the grades.
> MH
> ----- Original Message -----
> From: Jeff Miller
> To: WanderlodgeForum@yahoogroups.com
> Sent: Friday, March 24, 2006 10:02 AM
> Subject: [WanderlodgeForum] Re: 5spd surprise
>
>
> Trust Mike on this one. The MT-643 is the FC transmission
until '87,
> the torque-converter does indeed feel like a shift, should be
around
> 40mph at full throttle. The 654 was used, on the 6V2TA Detroit
in the
> PT, not on the FC. The transmission that would fit your coach in
a 5-
> speed would be the MT-653, which is the MT-643 with a creeper
first
> added, dump-truck tranny. I'm not aware of that transmission
ever
> being installed in an FC nor do I know why you'd need a creeper
gear.
>
> 10mpg is seller's math. You should get around 8, less if you
push it
> hard. I've owned all configurations of diesel FC, never had one
that
> averaged better than 8.5 nor worse than 7.5mpg. If you have the
> original 5.29:1 gearing you're pretty far out of the BSFE curve
> already at 60, running 50-55 gently might give you 9mpg. The NA
has
> to work pretty hard to push an '82 FC35 down the highway, worst
> power/weight ratio FC made and geared for 55mph. On the other
hand,
> 8mpg isn't bad compared to the earlier gas models that weighed
> 10,000lbs less.
>
> Pull the sending unit for the fuel tank, replace it while you're
at
> it, they go bad, then calibrate it for the tank. Sounds like
yours
> was replaced without calibration. The '82 FC35 side-bath should
hold
> 265gallons.
>
> - Jeff Miller
> in Holland, MI
>
>
> --- In WanderlodgeForum@yahoogroups.com, "davidkerryedwards"
> wrote:
> >
> > It's possible I'm feeling convertor lock up, but I doubt it.
There
> > are 4 clear upshifts after 1st and 4 clear downshifts from top
gear.
> > Does a lock up convertor unlock under load on a hill, giving
the
> > appearance of a downshift? The amount of rpm difference is
more
> than
> > I would associate with a lock up. There is paperwork in the
owner's
> > manual indicating it it an MT 654CR transmission, which is a 5
> spd. I
> > haven't crawled underneath to confirm yet. Where is the model
> number
> > on the transmission?
> >
> > Kerry
> > 82 FC 35
> > Denver
> >
> > --- In WanderlodgeForum@yahoogroups.com, "Mike Hohnstein"
> > <MHOHNSTEIN@> wrote:
> > >
> > > You are feeling the converter lock, it's not a gear change.
You
> > have a 643, 4 speed with lock up, you will get about 7/8 mpg
and
> > that's the way it is. Don't believe the gages, they are
indicators
> > and not to be taken literally.
> > > Let mine get down to indicated quarter tank once and it took
145
> > gallons, 150 tank, rear bath floor plan.
> > > MH
> > > ----- Original Message -----
> > > From: davidkerryedwards
> > > To: WanderlodgeForum@yahoogroups.com
> > > Sent: Thursday, March 23, 2006 11:21 PM
> > > Subject: [WanderlodgeForum] 5spd surprise
> > >
> > >
> > > Took my Bird for it's first cruise from Denver to Amarillo
to
> visit
> > > Palo Duro Canyon and Alibates Flint Quarries. After first
> thinking I
> > > was just losing my mind and not paying close enough
attention to
> > > shifting patterns as we climbed hills, I carefully counted
the
> shifts.
> > > It has a 5 spd transmission and not a 4 spd. What a
pleaant
> > > surprise. The Allison 5 spd has a lockup torque convertor
> which means
> > > the previous owners insistence that it got a steady 10mpg
is
> > > believable. This means that not only does it have a new
motor,
> it has
> > > a new transmission. Discovering this made up for the fact
that
> > > Amarillo had record low temperatures and snow during our
visit.
> > > Fuel gauge is reading way past full. Is this typical? It
> seems to be
> > > working, just that full is past full, and even past the
little
> button
> > > below the 'F'. If it does this, does 'E' still mean empty
or
> is empty
> > > now 1/2?
> > >
> > > Kerry
> > > 82 FC 35
> > > Denver
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > > SPONSORED LINKS Recreational vehicles Wanderlodge
Automotive
> > maintenance
> > > Recreational vehicle dealer Used recreational
vehicles
> > Automotive radiators
> > >
> > >
> > >
> > ---------------------------------------------------------------
-----
> ----------
> > > YAHOO! GROUPS LINKS
> > >
> > > a.. Visit your group "WanderlodgeForum" on the web.
> > >
> > > b.. To unsubscribe from this group, send an email to:
> > > WanderlodgeForum-unsubscribe@yahoogroups.com
> > >
> > > c.. Your use of Yahoo! Groups is subject to the Yahoo!
Terms
> of
> > Service.
> > >
> > >
> > >
> > ---------------------------------------------------------------
-----
> ----------
> > >
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> >
>
>
>
>
>
>
> SPONSORED LINKS Recreational vehicles Wanderlodge Automotive
maintenance
> Recreational vehicle dealer Used recreational vehicles
Automotive radiators
>
>
> -------------------------------------------------------------------
-----------
> YAHOO! GROUPS LINKS
>
> a.. Visit your group "WanderlodgeForum" on the web.
>
> b.. To unsubscribe from this group, send an email to:
> WanderlodgeForum-unsubscribe@yahoogroups.com
>
> c.. Your use of Yahoo! Groups is subject to the Yahoo! Terms
of Service.
>
>
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>
>
>
> [Non-text portions of this message have been removed]
>






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