Yanmar 3YM30 Operations Manual (January 2009)

SPECIFICATIONS

12/05

3YM20 Engine Specifications

Specification

Marine Gear Model

Use

Type

Combustion System

Air Charging

Number of Cylinders

Bore x Stroke

Displacement

Continuous

Rated Output

Maximum

Rated Output

Output at

Crankshaft / Engine

Speed

Output at

Crankshaft / Engine

Speed

Output atPropeller / Engine

Speed

Installation

Fuel Injection Timing

Fuel Injection Opening Pressure

Main Power Take Off

Direction of

Rotation

Crankshaft

Propeller Shaft

(Ahead)

Cooling System

Lubrication System

Coolant Capacity

Lubricating

Oil Capacity

(Engine)

Rake Angle

Total ***

Effective ****

Starting

System

Type

Starting Motor

AC Alternator

3YM20

KM2P-1

Pleasure use

Vertical water cooled 4-cycle diesel engine

Swirl pre-combustion chamber

Natural aspiration

3

70 mm x 74 mm (2.76 in. x 2.92 in.)

0.854 L (52.0 cu in.)

SD-20

14.7 kW (20.0 hp metric) / 3489 rpm *

16.2 kW (22.0 hp metric) / 3600 rpm*

15.3 kW (20.8 hp metric) / 3600 rpm **

15.7 kW (21.3 hp metric) / 3600 rpm*

14.9 kW (20.2 hp metric) / 3600 rpm**

Flexible mounting

FID 22 ± 1° BTDC

12.3 to 13.28 MPa (125 to 135 kgf/cm 2 )

At flywheel end

Counterclockwise viewed from stern

-

Clockwise viewed from stern -

Closed coolant system with heat exchanger

Complete enclosed forced lubrication system

Engine 4.1 L (4.3 qt), Coolant recovery tank: 0.8 L (0.85 qt) at rake angle 8° at rake angle 0°

2.7 L (2.85 qt)

1.4 L (1.48 qt)

Electric

DC 12 V - 1.4 kW

12 V - 60 A (12 V - 80 A optional)

2.4 L (2.54 qt)

1.5 L (1.59 qt)

YM Series Operation Manual

© 2009 Yanmar Marine International

81

SPECIFICATIONS

Specification

Marine Gear Model

Engine

Dimension

Overall Length

Overall Width

Overall Height

Engine Dry Mass (Including Marine

Gear)

KM2P-1

3YM20

693 mm (27.3 in.)

463 mm (18.2 in.)

528 mm (20.8 in.)

130 kg (287 lb)

* Rating Condition: Temperature of fuel; 25°C at fuel pump inlet; ISO 3046-1

** Rating Condition: Temperature of fuel; 40°C at fuel pump inlet; ISO 8665

SD-20

-

151 kg (333 lb)

*** The “total” oil quantity includes oil in oil pan, channels, coolers and filter.

**** The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale.

Note: Density of fuel: 0.842 g/cm 3 at 15°C. Fuel temperature at the inlet of the fuel injection pump. 1hp metric = 0.7355 kW

82 YM Series Operation Manual

© 2009 Yanmar Marine International