Yamaha F30B 2018 Service Manual page 336

F30BEHD
Model
F30EHA
Engine oil
Engine oil pressure at
idle speed (reference
data)
Engine oil pressure at
3000 r/min (reference
data)
* For the checking method, see "Checking the oil pressure" (7-1). The figures are for reference only.
Thermostat
Valve opening tempera-
ture
Fully open temperature
Fully open stroke
Cylinder head assembly
Cylinder head
Warpage limit
Journal inside diameter
Camshaft
Cam lobe height IN
Limit
Cam lobe height EX
Limit
Journal diameter
Runout
Valve clearance
Valve clearance IN (cold
engine)
Valve clearance EX
(cold engine)
Valve
Margin thickness IN
Margin thickness EX
Seat contact width IN
Limit
Seat contact width EX
Limit
F30BET
F30HA
F30A
230.0 kPa (2.30 kgf/cm², 33.4 psi)
480.0 kPa (4.80 kgf/cm², 69.6 psi)
37.000–37.025 mm (1.4567–1.4577 in)
30.737–30.837 mm (1.2101–1.2141 in)
30.933–31.033 mm (1.2178–1.2218 in)
36.925–36.945 mm (1.4537–1.4545 in)
0.15–0.25 mm (0.0059–0.0098 in)
0.25–0.35 mm (0.0098–0.0138 in)
0.80–1.20 mm (0.0315–0.0472 in)
1.00–1.40 mm (0.0394–0.0551 in)
1.20–1.60 mm (0.0472–0.0630 in)
1.20–1.60 mm (0.0472–0.0630 in)
A-9
F40FEHD
F40FED
F40EHA
58–62 C (136–144 F)
70 C (158 F)
3.0 mm (0.12 in)
0.10 mm (0.0039 in)
30.587 mm (1.2042 in)
30.783 mm (1.2119 in)
0.030 mm (0.0012 in)
2.050 mm (0.0807 in)
2.050 mm (0.0807 in)
F40FET
F40HA
F40A