If you have to loosen it anyway, is there any harm in completely
detaching it and replacing the gasket?
On Fri, Mar 31, 2023 at 8:25â?¯AM aribert neumann <aribertn@gmail.com> wrote:
>
> I have the D-type. Based on responses and a couple of videos I found, it
> appears that I need to reduce spring pressure no matter what to be able to
> get the splines loose enough to rotate. So it looks like I need to loosen
> the fasteners that secure the castings on either side of item 26. Image of
> D-type attached. I can just imagine another (future) oil leak. Still a
> bit surprised the splines shifted when all I did after removing was to pour
> solvent into the diff and slosh the solvent around.
>
> On Fri, Mar 31, 2023 at 7:35â?¯AM DAVID MASSEY <dave1massey@cs.com> wrote:
>>
>> What model overdrive is it. I have figured out the A-type and the J-type.
>> The J-type has an intermediate piece between the OD and the transmission
>> that gets attached to the OD before being attached to the trans. Either way
>> the sun gear and the sprag clutch splines must be aligned with the cone
>> clutch in the neutral position. If it is in contact with either the ring
>> gear or the brake ring the sun gear will not move and it must so you can
>> align it with the sprag clutch. Once that is done you can install the
>> springs and the intermediate piece on the J-type and Bob's you uncle.
>>
>> The A-type is more tricky. Since there is no intermediate piece to hold the
>> clutch in place it will drop when you invert it to drop it onto the
>> transmission and the bevel cut gears on the planetary gear set will cause
>> the clutch to rotate out of position. Of course the solution is to not
>> invert the OD but to invert the transmission and lower IT onto the OD unit.
>> It's a little counter-intuitive but it works.
>>
>> I am not familiar with the D-type but if that is what you have it is
>> probably similar to either the A-type or the D-type.
>>
>> Dave
>>
>>
>>
>>
>> -----Original Message-----
>> From: aribert neumann <aribertn@gmail.com>
>> To: triumphs@autox.team.net
>> Sent: Thu, Mar 30, 2023 10:09 pm
>> Subject: [TR] How to Re-align splines in OD to mate with transmission shaft?
>>
>> What is the trick to get the two sets of OD splines completely aligned? My
>> Bentley manual (GT6) says to use a long screwdriver - fat chance. I even
>> milled a piece of steel flat stock to mimic two opposing splines of the
>> trans mainshaft with a taper/lead-in on the tip. I have gently tapped the
>> flat stock but the second set of splines is still offset by about 1/16 of
>> an inch and does not want to rotate into alignment. I did not do any
>> service of the OD other than to rinse and flush out the inside of the OD -
>> not sure how the splines became misaligned.
>>
>> I've seen one video where someone loosens the bolts that hold the two
>> aluminum casting housings sandwiched to the steel component to take the
>> spring load off of the asm and make it easier to rotate the splines into
>> alignment. My OD has been nice and dry and I really do not want to create
>> a potential oil leak path by partially separating these three components if
>> I do not need to.
>> TIA - off in digest mode.
>> ** triumphs@autox.team.net **
>>
>> Donate: http://www.team.net/donate.html
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>
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