Scott Buchanan schrieb:
> I wasn't very clear on my original post so I am asking again. Thanks for
> your input.
>
> Some Mercedes have a rubber and metal disk that mounts on the front of
the
> driveshaft. It is called a vibration dampener. This is not the flex
disks
> that connects the driveshaft to the transmission and differential. Both
my
> 230CE 4-speed and the donor 190E 5-speed have a dampener. I have looked
at
> many MB in wrecking yards and some have the dampener and some do not. I
need
> to have a driveshaft shortened for the 5-speed to fit into the 230CE.
TSB
> ref# 41/15 dated Feb. 1991 for the 190E states that model 201.028 (2.3
> engine)has a dampener and model 201.029 (2.6 engine)does not have it but
> does have a modified flex disk. It states that both have manual
> transmissions.
>
>
> The shop I talked to about doing the work, http://www.driveshafts.com/
,
in
> ****tland, OR, specializes in MB, BMW and Lexis drive shafts seems to
know
> what they are talking about. They were recommended in a MB forum. They
said
> that it does not need the dampener and the one that I get from them will
not
> have one. I agree with what Tiger said that if it doesn't need it MB
would
> not have put it there.
>
> Since the work will cost close to $500 with new u-joint, sup****t
bearing,
> centering bu****ngs and flex disks, I want to be sure that it will work
right
> with no vibration.
>
> Do you know if it will be OK with out the vibration dampener?
The dampener is to smooth the belts drive. It has to decouple belt
modes from the crankshaft modes espacially for 4 cylinders. Its of
course not so im****tant as for engines with belt driven cam shaft.
Under resonance the belt may jump a tooth forth. I dont know if its
really an essential in the 230's.
--
Roland Franzius
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