Doing a complete restoration on this Sony FH7, ging to change all the electrolytic capacitor, and tear down the tape transport, clean and relube parts that need to be done and change all five belts. This deck is very well built, wish they when with a dual motor design. Here picture of it in pieces.

wish i had the time to do all mine

fh3   fh5    fh7 mk 1 + 2   fh9  fh10   fh11   fh15    fh150r    fh215   fh909........

good luck too