Yamaha XF50W Service Manual page 165

CYLINDER HEAD
4. Remove:
8timing chain tensioner
(along with the gasket)
8camshaft sprocket 1
8timing chain 2
NOTE:
8 To prevent the timing chain from falling into
the crankcase, fasten it with a wire.
5. Remove:
8cylinder head
NOTE:
8 Loosen the nuts in the proper sequence as
shown.
8 Loosen each nut 1/2 of a turn at a time. Af-
ter all of the nuts are fully loosened, remove
them.
5-8
%m
ENG