Yamaha F25C Service Manual page 23

Item
Crankcase
Crankshaft main journal oil
clearance
Crankcase main journal
bearing thickness
A Blue
B Black
C Brown
Oil pump
Type
Outer rotor-to-housing
clearance
Outer rotor-to-inner rotor
clearance limit
Rotor-to-cover clearance
Relief valve operating
pressure
Thermostats
Opening temperature
Fully open temperature
Valve open lower limit
Fuel pump
Discharge
Pressure
Plunger stroke
Carburetor
Identification mark
Main jet
Pilot jet
Pilot screw
Float height
Manual starter
Starter rope length
6D55F11
Unit
F25CMH
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
kPa 382–442 (3.82–4.42, 55.4–64.1)
2
(kgf/cm , psi)
°C (°F)
°C (°F)
mm (in)
L (US gal,
lmp gal)/hr
kPa
2
(kgf/cm , psi)
mm (in)
#
#
turns out
mm (in)
mm (in)
Maintenance specification
Model
0.012–0.044 (0.0005–0.0017)
1.498–1.502 (0.0590–0.0591)
1.494–1.498 (0.0588–0.0590)
1.490–1.494 (0.0587–0.0588)
Trochoid
0.09–0.15 (0.0035–0.0059)
0.12 (0.047)
0.03–0.08 (0.0012–0.0031)
58–62 (136–144)
70 (158)
3.0 (0.12)
70 (18.5, 15.4) at 3,000 r/min
49 (0.49, 7.1)
5.85–9.65 (0.23–0.38)
65W11
112
50
1 5/8–2 5/8
8.7–9.7 (0.34–0.38)
1,625–1,727 (63.98–67.99)
F25CM
1
2
3
4
5
6
7
8
9
2-6