Removing The Valves - Yamaha FJR1300N 2001 Service Manual

VALVES AND VALVE SPRINGS
EAS00237

REMOVING THE VALVES

The following procedure applies to all of the
valves and related components.
NOTE:
@
Before removing the internal parts of the cylin-
der head (e.g., valves, valve springs, valve
seats), make sure the valves properly seal.
1. Remove:
NOTE:
@
Make a note of the position of each valve lifter
and valve pad so that they can be reinstalled in
their original place.
2. Check:
a. Pour a clean solvent a into the intake and
b. Check that the valves properly seal.
NOTE:
@
There should be no leakage at the valve seat
1.
5 - 25
• valve lifter 1
• valve pad 2
• valve
(for leakage)
Leakage at the valve seat → Check the
valve face, valve seat, and valve seat width.
Refer to "CHECKING THE VALVE SEATS".
exhaust ports.
ENG