Removing The Timing Belt And Sprocket - Yamaha F50D Servise Manual

POWR
Removing the timing belt and
sprocket
1. Set the cylinder #1 piston position to
TDC of the compression stroke by align-
ing the "1" mark a on the driven sprocket
with the "▲" mark b on the cylinder
head.
2. Loosen the drive sprocket nut 1.
3
1
2
Crankshaft holder 18 2: 90890-06562
TIP:
Use a deep socket 3 (42 mm) for this pro-
9
cedure.
9 Do not turn the crankshaft when loosening
the drive sprocket nut.
3. Remove the bolts 4, blowby hose 5,
tensioner 6 and timing belt 7 from the
driven sprocket side.
7-19
Power unit
b
a
6
7
4. Loosen the driven sprocket bolt and
remove the driven sprocket 8.
9
Flywheel holder 9: 90890-06522
TIP:
Do not turn the camshaft when loosening the
driven sprocket bolt.
5. Remove the nut 0, retaining plates q,
drive sprocket w, and Woodruff key e.
4
5
8