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First recorded activity by BoatBanter: Jul 2006
Posts: 55
Default Mercruiser A-1 gear lube consumption


"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a leak.


Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is normal
that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips, and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed










Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!




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Default Mercruiser A-1 gear lube consumption

There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:
"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a leak.


Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is normal
that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips, and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed










Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!



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Default Mercruiser A-1 gear lube consumption

Good information, thanks. Boat turned one year old
on June 29th, and I have not had the annual maitenance
done. Only maintaince I've done is change the oil (once)
and had the prop off to do prop shaft maintenance (lube).

I'm starting to suspect engine alignment. Recently noticed
a vibration when in gear at about 1888-1900 RPM just
above idle. Could engine alignment cause/induce undue
forces on somehting to cause the leak ?

I'll call Olympic boat center to see how booked they
are for getting it in to do the annual maintenance, and
check engine alignment (and check for oil leaks). Also
come to find out that engine alignment, and pulling
the outdrive (for engine alignment and maintenance)
is something that Mercruiser says needs to be done
once a year, or 100 hours (which ever comes first).

That could get expensive. I'm conteplating selling this
boat, and going for something else (without an I/O).
Either a SeaDoo 'Sportster' (jet drive), or even some
sort of larger PWC. I'm very mechanically inclined,
but still don't like the notion of annual outdrive pulling,
and engine alignment and all of the other maintenance
associated with the I/O etc. Just a thought....



"jamesgangnc" wrote in message
ps.com...
There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:
"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a leak.


Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is normal
that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips, and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed










Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!




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Default Mercruiser A-1 gear lube consumption

On 17 Jul 2006 05:56:29 -0700, "jamesgangnc"
wrote:

There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:
"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a leak.


Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is normal
that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips, and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed



Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!


If you look here http://tinyurl.com/ryp3d you'll see an o-ring as part #4.
My outdrive began leaking one year, and I didn't realize it until I noticed
some discoloration in the water as I was sitting at the dock. I believe it
was this o-ring that was replaced by the shop, but I'm not 100% sure. It
was either an o-ring or seal in the outdrive. Once replaced the leak
stopped.
--
******************************************
***** Have a Spectacular Day! *****
******************************************

John
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First recorded activity by BoatBanter: Jul 2006
Posts: 55
Default Mercruiser A-1 gear lube consumption


"JohnH" wrote in message
...
On 17 Jul 2006 05:56:29 -0700, "jamesgangnc"
wrote:

There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:
"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a leak.

Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is

normal
that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips,

and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed



Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!


If you look here http://tinyurl.com/ryp3d you'll see an o-ring as part #4.
My outdrive began leaking one year, and I didn't realize it until I

noticed
some discoloration in the water as I was sitting at the dock. I believe it
was this o-ring that was replaced by the shop, but I'm not 100% sure. It
was either an o-ring or seal in the outdrive. Once replaced the leak
stopped.


Interesting web page, thanks! However, like I said
in an earlier post, there is absolutly no rainbow on
the water anywhere (looked long and hard). Also,
ans while we're on the subject, where does one get
a "pump" to change the gear lube? - I read that you
have to pump the lube "up" the drive from the bottom
drain plug. (another stupid-ass maintenance/design deal).



--
******************************************
***** Have a Spectacular Day! *****
******************************************

John





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Default Mercruiser A-1 gear lube consumption

Mr Wizzard wrote:
"JohnH" wrote in message
...

On 17 Jul 2006 05:56:29 -0700, "jamesgangnc"
wrote:


There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:

"katekebo" wrote in message
egroups.com...

The consumption should be "zero", nothing, unless you have a leak.

Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is


normal

that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips,


and

consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed


Mr Wizzard wrote:

What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!

If you look here http://tinyurl.com/ryp3d you'll see an o-ring as part #4.
My outdrive began leaking one year, and I didn't realize it until I


noticed

some discoloration in the water as I was sitting at the dock. I believe it
was this o-ring that was replaced by the shop, but I'm not 100% sure. It
was either an o-ring or seal in the outdrive. Once replaced the leak
stopped.



Interesting web page, thanks! However, like I said
in an earlier post, there is absolutly no rainbow on
the water anywhere (looked long and hard). Also,
ans while we're on the subject, where does one get
a "pump" to change the gear lube? - I read that you
have to pump the lube "up" the drive from the bottom
drain plug.


WalMart. But I use a presurized 2 gallon (former) pesticide spray can
with a homemade spigot.

(another stupid-ass maintenance/design deal).

More physics than design. Filling from the bottom reduces/eliminates
bubbles & trapped air resulting in a more complete fill.

Rob
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First recorded activity by BoatBanter: Jul 2006
Posts: 55
Default Mercruiser A-1 gear lube consumption


"trainfan1" wrote in message
et...
Mr Wizzard wrote:
"JohnH" wrote in message
...

On 17 Jul 2006 05:56:29 -0700, "jamesgangnc"
wrote:


There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:

"katekebo" wrote in message
egroups.com...

The consumption should be "zero", nothing, unless you have a leak.

Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is


normal

that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips,


and

consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed

Mr Wizzard wrote:

What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!

If you look here http://tinyurl.com/ryp3d you'll see an o-ring as part

#4.
My outdrive began leaking one year, and I didn't realize it until I


noticed

some discoloration in the water as I was sitting at the dock. I believe

it
was this o-ring that was replaced by the shop, but I'm not 100% sure. It
was either an o-ring or seal in the outdrive. Once replaced the leak
stopped.



Interesting web page, thanks! However, like I said
in an earlier post, there is absolutly no rainbow on
the water anywhere (looked long and hard). Also,
ans while we're on the subject, where does one get
a "pump" to change the gear lube? - I read that you
have to pump the lube "up" the drive from the bottom
drain plug.


WalMart. But I use a presurized 2 gallon (former) pesticide spray can
with a homemade spigot.


Homemade spigot ? is the drain plug a regular NPT thread ?
And you can get enough pressure with a pump-up sprayer?


(another stupid-ass maintenance/design deal).

More physics than design. Filling from the bottom reduces/eliminates
bubbles & trapped air resulting in a more complete fill.


The lube is heavier than air, and is viscious, so I don't
see how you would get trapped air in the unit, and the
filler hose (from the lube monitor) is about 3/8-1/2 inch.






Rob



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Posts: 389
Default Mercruiser A-1 gear lube consumption

It's just a little plastic plunger pump that fits in the top of quart
gear lube bottles. The gear lube does not circulate but it is
connected between the top and bottom halfs of the outdrive via small
passage. This is so the gear lube can expand when hot. Because the
passage is just a small hole the only way to get the drive properly
filled is to pump the lube up from the bottom drain. If you pour it in
the top it just traps the bottom full of air. Drive should be the down
position when adding lube.

I always said alphas were a bit of rube goldburg. They have not
fundamentally changed since the whole idea of bolting the bottom of an
outboard onto a auto engine started. The newer merc bravoes and
volvoes are better designed from an engineering standpoint. But the
alpha is not delicate and there are millions of them running around so
the parts are cheap. If you are a diy're you will not have any trouble
removing the outdrive or splitting the lower and upper halfs. The
alignment tool is about $70 and is not very hard to do. A service
manual is a must as there are tricks you need to know like it must be
in forward gear to remove the outdrive.

Mr Wizzard wrote:
"JohnH" wrote in message
...
On 17 Jul 2006 05:56:29 -0700, "jamesgangnc"
wrote:

There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between the
upper and lower unit when they were split. Have you checked the lower
unit for water in the lube? To do this you carefully remove the lower
plug just enough to get a few drops out to see that they are not milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive I'd
be inclined to just check for water a few times a year and live with it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to be
out of commission :-)

Mr Wizzard wrote:
"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a leak.

Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is

normal
that few air bubbles will remain in the outdrive after an oil change.
They will "purge" themselves during the first three to five trips,

and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after an
oil change, then you have a leak that needs to be fixed



Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!


If you look here http://tinyurl.com/ryp3d you'll see an o-ring as part #4.
My outdrive began leaking one year, and I didn't realize it until I

noticed
some discoloration in the water as I was sitting at the dock. I believe it
was this o-ring that was replaced by the shop, but I'm not 100% sure. It
was either an o-ring or seal in the outdrive. Once replaced the leak
stopped.


Interesting web page, thanks! However, like I said
in an earlier post, there is absolutly no rainbow on
the water anywhere (looked long and hard). Also,
ans while we're on the subject, where does one get
a "pump" to change the gear lube? - I read that you
have to pump the lube "up" the drive from the bottom
drain plug. (another stupid-ass maintenance/design deal).



--
******************************************
***** Have a Spectacular Day! *****
******************************************

John


  #9   Report Post  
posted to rec.boats
external usenet poster
 
First recorded activity by BoatBanter: Jul 2006
Posts: 55
Default Mercruiser A-1 gear lube consumption


"jamesgangnc" wrote in message
oups.com...
It's just a little plastic plunger pump that fits in the top of quart
gear lube bottles. The gear lube does not circulate but it is
connected between the top and bottom halfs of the outdrive via small
passage. This is so the gear lube can expand when hot. Because the
passage is just a small hole the only way to get the drive properly
filled is to pump the lube up from the bottom drain. If you pour it in
the top it just traps the bottom full of air. Drive should be the down
position when adding lube.

I always said alphas were a bit of rube goldburg. They have not
fundamentally changed since the whole idea of bolting the bottom of an
outboard onto a auto engine started. The newer merc bravoes and
volvoes are better designed from an engineering standpoint. But the
alpha is not delicate and there are millions of them running around so
the parts are cheap. If you are a diy're you will not have any trouble
removing the outdrive or splitting the lower and upper halfs. The
alignment tool is about $70 and is not very hard to do. A service
manual is a must as there are tricks you need to know like it must be
in forward gear to remove the outdrive.


How heavy is the outdrive? And what has to be disconnected ?
Very capable DIY-er, yeah, but I guess I didn't realize that I was
buying into a high-maintenance endeavor like this, thats all. I mean,
I'm not having to drop the transmission in my car every year to
check input shaft/throwout bearing alignment, and change gear lube.
I think my next boat will be an outboard so that I don't have to
worry about as much stuff. Thanks for the additional information!




Mr Wizzard wrote:
"JohnH" wrote in message
...
On 17 Jul 2006 05:56:29 -0700, "jamesgangnc"


wrote:

There are a number of places where it can leak and not be noticed in
the water. The exhaust and the bellows. There is really no way to

get
much of a view into the bellows area. You have to pull the outdrive
and check inside the belows for fluid. And then it's still hard to
tell as the grease from the ujoints and coupler sometimes creates

some
oily fluid if it has been heavily lubed. Did you ever have the pump
impeller replaced? Someone may have not used a new o-ring between

the
upper and lower unit when they were split. Have you checked the

lower
unit for water in the lube? To do this you carefully remove the

lower
plug just enough to get a few drops out to see that they are not

milky
or contain water.

If it is still covered by a warrenty you can try to get it fixed. If
not then as long as there was not any water getting in the outdrive

I'd
be inclined to just check for water a few times a year and live with

it
until the end of the season. The pull the outdrive and have it
pressure tested. At our house this is not the time for the boat to

be
out of commission :-)

Mr Wizzard wrote:
"katekebo" wrote in message
ups.com...
The consumption should be "zero", nothing, unless you have a

leak.

Damn, I was afraid of that. So where could the leak be then ??
And if there is a "leak", out of curosity, why doesn't it leak in
the driveway? (gravel pad). As I said, I see no signs anywhere.

Is there a remote chance that there was an air bubble in the line
somewhere from the factory from last June when I bought it, and
it just boke loose somehow?

Has anyone here had experience with a leak in this new of
an Alpha 1 drive, nad what was the actual cause/resolution ?


However..... if you have changed the lubricant recently, it is

normal
that few air bubbles will remain in the outdrive after an oil

change.
They will "purge" themselves during the first three to five

trips,
and
consequently the oil level will drop.

If the oil level continues dropping after the first 5 trips after

an
oil change, then you have a leak that needs to be fixed


Mr Wizzard wrote:
What's normal for gear lube consumption for the
newer Alpha 1? I have a 2005 Bayliner 175
w/ Mercruiser 3.0L A-1 which has little plastuc
gear lube monitor. Only had it out 2-3 times
this year since winter, and I noticed that the
fluid level is down about 1/2 inch below the
"Add" line, and I'm concerned. Its *never*
gotten that low before! Today we stoped
in the middle of the lake and went swimming,
wading, and what not, and I looked very hard
for the "rainbow", and found nothing. No signs
of a leak anywhere. No smell, no film, all dry,
no rainbow on water. So if the Alpha-1 was
leaking/seeping gear lube, where would it be
going? prop shaft seal, shift lever? I wonder
if its leaking inside the bellows for the drive shaft ?
is there a way to see down in the bellows from
the inside?

I know everyone says that it should use NO
gear lube, I'm just wondering if there is any
acceptable amount of gear lube that a newer
Alpha-1 can consume before being concerned?
I have been running it pretty hard, and longer
periods of WOT, could that make a difference ?

Thanks!


If you look here http://tinyurl.com/ryp3d you'll see an o-ring as part

#4.
My outdrive began leaking one year, and I didn't realize it until I

noticed
some discoloration in the water as I was sitting at the dock. I

believe it
was this o-ring that was replaced by the shop, but I'm not 100% sure.

It
was either an o-ring or seal in the outdrive. Once replaced the leak
stopped.


Interesting web page, thanks! However, like I said
in an earlier post, there is absolutly no rainbow on
the water anywhere (looked long and hard). Also,
ans while we're on the subject, where does one get
a "pump" to change the gear lube? - I read that you
have to pump the lube "up" the drive from the bottom
drain plug. (another stupid-ass maintenance/design deal).



--
******************************************
***** Have a Spectacular Day! *****
******************************************

John




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