Apply lube on pin to allow sleeve to rotate freely
Riviera seal kit
https://www.ebay.com/itm/333496708998
Steam valve seal kit
https://www.ebay.com/itm/333744532473
Make sure you look at my "other items" to find rare Zacconi Spring Lever bits and pieces.
Lunga vita agli appassionati di Zacconi!
My free shipping is for the continental US