69J1D11
5-36
1
2
3
4
5
6
7
8
9
NOTE:
• Turn the valve guide reamer clockwise to
ream the valve guide.
• Do not turn the reamer counterclockwise
when removing the reamer.
4.
Measure the valve guide inside diameter.
Replace the valve guide if out of specifi-
cation.
Checking the valve seat
1.
Eliminate carbon deposits from the valve
with a scraper.
2.
Apply a thin, even layer of Mechanic’s
blueing dye (Dykem) onto the valve seat.
3.
Lap the valve slowly on the valve seat
with a valve lapper (commercially obtain-
able) as shown.
4.
Measure the valve seat contact width
a
where the blueing dye is adhered to the
valve face. Reface the valve seat if the
valve is not seated properly or if the valve
seat contact width is out of specification.
Replace the valve guide if the valve seat
contact is uneven.
Refacing the valve seat
1.
Reface the valve seat with the valve seat
cutter.
Valve guide reamer: YB-06804
Valve guide inside diameter:
5.51–5.52 mm (0.2169–0.2173 in)
Valve seat contact width
a
:
Intake:
1.1–1.4 mm (0.043–0.055 in)
Exhaust:
1.4–1.7 mm (0.055–0.067 in)
Valve seat cutter set: YB-91044
S69J5845
30˚
45˚
30˚
45˚
60˚
È
Cylinder head
Summary of Contents for F200C
Page 1: ...F200C LF200C F225C LF225C SERVICE MANUAL 69J 28197 1F 11 LIT 18616 02 76 LIT186160276 ...
Page 47: ...69J1D11 2 10 1 2 3 4 5 6 7 8 9 MEMO Maintenance specifications ...
Page 80: ...FUEL Fuel system 4 3 69J1D11 Intake silencer fuel filter and fuel pump 4 ...
Page 82: ...FUEL Fuel system 4 5 69J1D11 Vapor separator 4 ...
Page 86: ...FUEL Fuel system 4 9 69J1D11 Intake manifold and high pressure fuel line 4 ...
Page 88: ...FUEL Fuel system 4 11 69J1D11 ...
Page 90: ...FUEL Fuel system 4 13 69J1D11 Throttle control 4 ...
Page 101: ...69J1D11 5 2 1 2 3 4 5 6 7 8 9 Piston ring compressor YM 08037 Special service tools ...
Page 102: ...POWR Power unit 5 3 69J1D11 Power unit 5 ...
Page 104: ...POWR Power unit 5 5 69J1D11 ...
Page 106: ...POWR Power unit 5 7 69J1D11 ...
Page 110: ...POWR Power unit 5 11 69J1D11 ...
Page 128: ...POWR Power unit 5 29 69J1D11 Cylinder head 5 ...
Page 130: ...POWR Power unit 5 31 69J1D11 ...
Page 142: ...POWR Power unit 5 43 69J1D11 Cylinder block 5 ...
Page 144: ...POWR Power unit 5 45 69J1D11 ...
Page 172: ...LOWR Lower unit 6 9 69J1D11 Propeller shaft housing regular rotation model 6 ...
Page 178: ...LOWR Lower unit 6 15 69J1D11 Drive shaft and lower case regular rotation model 6 ...
Page 194: ...LOWR Lower unit 6 31 69J1D11 ...
Page 198: ...LOWR Lower unit 6 35 69J1D11 Propeller shaft housing counter rotation model 6 ...
Page 204: ...LOWR Lower unit 6 41 69J1D11 Drive shaft and lower case counter rotation model 6 ...
Page 223: ...69J1D11 7 2 1 2 3 4 5 6 7 8 9 MEMO Special service tools ...
Page 224: ...BRKT Bracket unit 7 3 69J1D11 Bottom cowling 7 ...
Page 226: ...BRKT Bracket unit 7 5 69J1D11 ...
Page 228: ...BRKT Bracket unit 7 7 69J1D11 Upper case steering arm swivel bracket and clamp brackets 7 ...
Page 230: ...BRKT Bracket unit 7 9 69J1D11 ...
Page 232: ...BRKT Bracket unit 7 11 69J1D11 ...
Page 242: ...BRKT Bracket unit 7 21 69J1D11 Power trim and tilt unit 7 ...
Page 244: ...BRKT Bracket unit 7 23 69J1D11 ...
Page 246: ...BRKT Bracket unit 7 25 69J1D11 ...
Page 288: ...ELEC Electrical systems 8 21 69J1D11 Starter motor 8 ...
Page 321: ...YAMAHA MOTOR CORPORATION USA Printed in USA Sep 2003 0 0 1 CR E ...