Yanmar YM240

The Yanmar YM240 is a tractor produced by Yanmar. It is equipped with a 69.87 ci 1.1 L engine. The rated power output is 24 hp 17.9 kW. Transmission: 8 forward and 2 reverse. Operating weight: 1698 to 1931 pounds.

Overview

	1977 - 1981 Compact Utility tractor
1977 - 1981
Compact Utility tractor

Production
Manufacturer	Yanmar
Compact Utility tractor
Built in Japan
Original price was $6,000 in 1981

Variants
YM240	2WD
YM240D	4WD

Yanmar YM240 Engine
Yanmar 1.1L 2-cyl diesel
Fuel tank	5.8 gal 22.0 L
Engine details ...

Yanmar YM240 Transmission
8-speed gear
Transmission details ...

Yanmar YM240 Power
Engine	24 hp 17.9 kW
Drawbar (claimed)	16.5 hp 12.3 kW
PTO (claimed)	19.8 hp 14.8 kW
Drawbar (tested)	16.54 hp 12.3 kW
PTO (tested)	19.76 hp 14.7 kW
Performance test details ...

Mechanical
Two- or four-wheel drive
Manual steering
Mechanical internal expansion brakes
Open operator station.

Hydraulics
Type	open center
Pressure	2204 psi 152.0 bar

Tractor hitch
Rear Type	I

Power Take-off (PTO)
Rear PTO	transmission
Clutch	overrunning
Rear PTO Type	540/1000
Engine RPM	540@2200
	1000@2200
Front PTO	optional

Dimensions & Tires
2WD Wheelbase	58.7 inches 149 cm
4WD Wheelbase	61.6 inches 156 cm
Weight	1698 to 1931 pounds
Front tire	4.00-15
Rear tire	9.5-24
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	generator
Battery volts	12

References
Model YM240 published in 1976, by Yanmar
Model YM240 published in 1977, by Yanmar

Engine

Engine Detail — 69.87 ci / 1.1 L Diesel

Manufacturer	Yanmar 2TR20AX
Fuel Type	Diesel
Configuration	2-cylinder, liquid-cooled
Displacement	69.87 ci 1.1 L
Bore/Stroke	3.543x3.543 inches 90 x 90 mm
Power	24 hp 17.9 kW
Compression	20:1
Rated RPM	2400
Torque	46.9 lb-ft 63.6 Nm
Torque RPM	1800
Starter volts	12

Yanmar YM240 Engine

Transmission

Transmission — 8 forward and 2 reverse gear

Type	gear
Gears	8 forward and 2 reverse
Clutch	dry disc
Four gears, plus reverse, in two ranges. Tractor must be stopped, and clutch used, to shift gears or range.

Dimensions

Yanmar YM240 Tires
Ag front	4.00-15 (2WD)
	6.00-14 (4WD)
Ag rear	9.5-24 (2WD)
	11.2-24 (4WD)
Ag front	5.00-15
Ag rear	11.2-24
Lawn/turf front	20x8.00-10 (2WD)
	27/8.50-15 (4WD)
Lawn/turf rear	13.6-16 (2WD)
	11.2-24 (4WD)

Dimensions
2WD Wheelbase	58.7 inches 149 cm
4WD Wheelbase	61.6 inches 156 cm
Length	111.2 inches 282 cm
Width	48.8 inches 123 cm
2WD Weight	1698 lbs 770 kg
4WD Weight	1931 lbs 875 kg
Front tread	33.1 inches 84 cm
Rear tread	39.4 inches 100 cm

Yanmar YM240 Height
2WD Steering wheel	53.9 inches 136 cm
4WD Steering wheel	54.3 inches 137 cm
2WD Exhaust	72.4 inches 183 cm
4WD Exhaust	73.3 inches 186 cm

Tests

Nebraska Tractor Test 1199
Diesel 8-speed 2WD November 24, 1975 - January 5, 1976 Link: Nebraska Tractor Test 1199 file
PTO performance
Power at rated engine speed	19.76 hp 14.7 kW
Fuel use	1.3 gal/hour 4.9 l/hour
Power at rated PTO speed	18.75 hp 14.0 kW
Fuel use	1.2 gal/hour 4.5 l/hour
Drawbar performance
Max power	16.54 hp 12.3 kW
Fuel use	1.3 gal/hour 4.9 l/hour
Gear 3-H used for power test.
Max pull	2,343 lbs 1062 kg
Gear 1-H used for pull test.

Photos

Yanmar TM240D with front-end loader.

Yanmar YM240D.

Yanmar TM240D dashboard.