Yanmar 6LPA-STP2, Руководство по обслуживанию

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ENGINE
5-4 6LPA Service Manual
Specifications
© 2007 Yanmar Marine International
SPECIFICATIONS
Principal Engine Specifications
See Principal Engine Specifications on page 3-27.
Engine Service Standards
Item Description Specification
Injection
timing Plunger stroke at aligning match mark between
front pulley and timing cover 1.48 to 1.54 mm (0.058 to 0.061 in.)
Timing
gear
Idler gear thrust clearance
Standard 0.05 to 0.15 mm (0.002 to 0.006 in.)
Limit 0.3 mm (0.012 in.)
Idler gear inside diameter 45.000 to 45.025 mm (1.771 to 1.773 in.)
Idler gear shaft diameter 44.950 to 44.975 mm (1.769 to 1.770 in.)
Idler gear oil clearance
Standard 0.025 to 0.075 mm (0.001 to 0.003 in.)
Limit 0.20 mm (0.008 in.)
Gear backlash
Standard 0.05 to 0.15 mm (0.002 to 0.006 in.)
Limit 0.30 mm (0.012 in.)
Cylinder
head
Combustion surface
warpage Limit 0.20 mm (0.008 in.)
Valve seat re-facing
Intake 20°, 45°, 70°
Exhaust 25°, 45°, 65°
Valve seat contacting angle
45°
Valve seat contacting
width
Intake 1.4 to 1.8 mm (0.055 to 0.071 in.)
Exhaust 1.6 to 2.0 mm (0.063 to 0.079 in.)
Head bolt thread diameter
Standard 10.800 to 11.000 mm (0.425 to 0.433 in.)
Limit 10.55 mm (0.415 in.)
Valve
guide
Inside Diameter
7.010 to 7.030 mm (0.276 to 0.277 in.)