
E
ROCKER ARM AND VALVES
POWR
1
4
3
2
5-21
8
Apply the fine lapping compound to
the valve face and repeat the above
steps.
NOTE:
Be sure to clean off all compound to the
valve face and valve seat after every
lapping operation.
8
Apply the Mechanic’s bluing dye to
the valve face.
8
Install the valve into the cylinder
head.
8
Press the valve through the valve
guide and onto the valve seat to mark
a clear pattern.
8
Measure the valve seat width again.
If the valve seat width is out of speci-
fication, reface and lap the valve seat.
Valve installation
1. Install:
9
Valve
1
9
Valve spring
2
9
Spring retainer
3
9
Valve cotter
4
Valve spring compressor:
YM-01253/90890-04019
Attachment:
YM-04114/90890-04018
NOTE:
Set the attachment on the center of spring
retainer.
Содержание F4
Страница 106: ...E FUEL PUMP FUEL 4 7 SERVICE POINTS Fuel pump inspection 1 Inspect 9Diaphragm Damage Replace ...
Страница 296: ...E TRBL ANLS CHAPTER 9 TROUBLE ANALYSIS TROUBLE ANALYSIS 9 1 TROUBLE ANALYSIS CHART 9 1 ...
Страница 306: ......
Страница 307: ...Printed in JAPAN February 1998 2 09 1 n 67D 28197 Z8 C1 F4AMH Printed on recycled paper YAMAHA MOTOR CO LTD ...