Service Standards; Engine - Yanmar 6LY3 series Service Manual

Service Standards

12/05
SERVICE STANDARDS

Engine

No. Inspection Item
1 Valve Clearance
V-belt Tension
2
at 98 N (22 lb) force
3 Fuel Opening Pressure
4 Coolant Capacity
Oil Capacity (full)
5
at a 0° rake angle
6 Oil Pressure
7 Oil Pressure Alarm (ON)
8 Thermostat
9 Coolant Temperature Alarm
10 Oil Temperature Alarm
11 Fuel Temperature Alarm
12 Top Clearance
6LY3 Service Manual
0.15-0.25 mm
Intake
(0.0059-0.0098 in.)
0.45-0.55 mm
Exhaust
(0.0177-0.0216 in.)
Used Part
(Approximately 3/8 in.)
New Part
(Approximately 5/16 in.)
24.00-24.98 MPa
No. 1 Press. (245-255 kgf/cm
36.96-38.34 MPa
No. 2 Press. (377-391 kgf/cm
Engine 28 L (7.4 gal)
Coolant Recovery
1.5 L (0.4 gal)
Tank
Engine 18.8 L (5 gal)
0.40-0.50 MPa
(4.1-5.1 kgf/cm
1000 rpm 20 kPA or less (2.9 psi)
200 or less kPa
3000 rpm
Valve Opening
Temperature (156-163°F)
8 mm or above
Full Opening Lift
90°C (194°F)
ON 100°C (212°F)
OFF 95°C (203°F)
ON 110°C (230°F)
OFF 105°C (221°F)
ON 80°C (176°F)
OFF 75°C (167°F)
0.78-0.98 mm
(0.0307-0.0385 in.)
© 2007 Yanmar Marine International
SERVICE STANDARDS
Standard Limit
8-10 mm
6-8 mm
2
)
(3623 psi)
2
)
(5560 psi)
2
)
(58-72 psi)
(29 psi)
69-73°C
(0.314 in.)
Reference
Page
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4-18
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4-14
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6-27
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7-4
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4-6
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8-8
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4-8
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4-30
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12-22
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5-35
14-3