Yamaha F30A 2018, Руководство по обслуживанию

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A-9
Model
F 3 0BEHD
F 3 0EHA
F 3 0HA
F 3 0BET
F 3 0A
F40FED
F40FEHD
F40EHA
F40HA
F40FET
F40A
Engine oil
Engine oil pressure at
idle speed (reference
data)
230.0 kPa (2.30 kgf/cm², 33.4 psi)
Engine oil pressure at
3000 r/min (reference
data)
480.0 kPa (4.80 kgf/cm², 69.6 psi)
* For the checking method, see “Checking the oil pressure” (7-1). The figures are for reference only.
Thermostat
Valve opening tempera-
ture
58–62

C (136–144

F)
Fully open temperature
70

C (158

F)
Fully open stroke 3.0 mm (0.12 in)
Cylinder head assembly
Cylinder head
Warpage limit 0.10 mm (0.0039 in)
Journal inside diameter 37.000–37.025 mm (1.4567–1.4577 in)
Camshaft
Cam lobe height IN 30.737–30.837 mm (1.2101–1.2141 in)
Limit 30.587 mm (1.2042 in)
Cam lobe height EX 30.933–31.033 mm (1.2178–1.2218 in)
Limit 30.783 mm (1.2119 in)
Journal diameter 36.925–36.945 mm (1.4537–1.4545 in)
Runout 0.030 mm (0.0012 in)
Valve clearance
Valve clearance IN (cold
engine)
0.15–0.25 mm (0.0059–0.0098 in)
Valve clearance EX
(cold engine)
0.25–0.35 mm (0.0098–0.0138 in)
Valve
Margin thickness IN 0.80–1.20 mm (0.0315–0.0472 in)
Margin thickness EX 1.00–1.40 mm (0.0394–0.0551 in)
Seat contact width IN 1.20–1.60 mm (0.0472–0.0630 in)
Limit 2.050 mm (0.0807 in)
Seat contact width EX 1.20–1.60 mm (0.0472–0.0630 in)
Limit 2.050 mm (0.0807 in)