I have the following for the drive shaft seals on the TN 27, 28.
I also have a "parts" pdf file on the TN-25, 26, but I don’t
know how similar they are to the 28.
PM me with your email address if you want it.
The impeller photo is for substituting a more modern impeller
into the TN-28
Attachments:
Prepare to be boarded!