Removing The Valves - Yamaha FJR1300R 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:
• valve lifter 1
• valve pad 2
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:
• valve
(for leakage)
Leakage at the valve seat → Check the
valve face, valve seat, and valve seat width.
Refer to "CHECKING THE VALVE SEATS".
M MMM
a. Pour a clean solvent a into the intake and
exhaust ports.
b. Check that the valves properly seal.
NOTE:
@
There should be no leakage at the valve seat
1.
L LLL
5 - 24
ENG
M MMM M M MMM M M MMM M M MMM M
L LLL L L LLL L L LLL L L LLL L
M MMM M MMM
L LLL L LLL