The Yanmar EF312T is a 4WD compact utility tractor from the EF series. This tractor was manufactured by Yanmar from 2007 to 2017. The Yanmar EF312T is equipped with a 1.5 L (91.3 cu·in) three-cylinder diesel engine and a shuttle (synchro-mech) transmission with dry disc clutch and 8 forward and 8 reverse gears.
The Yanmar EF312T compact utility tractor used the Yanmar 3TNV84 engine. It is a 1.5 L, 1,496 cm2, (91.3 cu·in) three-cylinder natural aspirated diesel engine with 84.0 mm (3.31 in) of the cylinder bore and 90.0 mm (3.54 in) of the piston stroke. This engine produced 30.5 PS (22.4 kW; 30.0 HP) at 2,500 rpm of gross output power.
The Yanmar EF312T is equipped with power steering, wet disc brakes, open operator station with two-post ROPS and 28.0 liters (7.4 US gal.; 6.2 Imp. gal) fuel tank.
Yanmar EF312T Specifications
| General Specifications | |
| Model | Yanmar EF312T |
| Length | 2,840 mm (111.8 in) |
| Width | 1,320 mm (52 in) |
| Height | 1,360 mm (53.5 in) |
| Wheel base | 1,600 mm (63 in) |
| Ground clearance | 350 mm (13.8 in) |
| Weight | 920 kg (2,028 lbs) |
| Fuel tank capacity | 28.0 liters (7.4 US gal.; 6.2 Imp. gal) |
| Battery | 12V |
| Cabin type | Open operator station with two-post ROPS |
| Engine | |
| Engine model | Yanmar 3TNV84 |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 1.5 L, 1,496 cm2, (91.3 cu·in) |
| Bore and stroke | 84.0 mm X 90.0 mm (3.31 in X 3.54 in) |
| Horsepower | 30.5 PS (22.4 kW; 30.0 HP) at 2,500 rpm |
| Starter | Electric |
| Oil type | API: CD or better |
| Oil capacity: | 4.7 L (5 US. qt, 4.1 Imp. qt.) |
| Coolant capacity: | 4.1 L (4.3 US. qt, 3.6 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×4 MFWD 4WD |
| Steering type | Power |
| Brakes | Wet disc |
| Front axle | 5.7 L (6.02 US qts., 5.02 Imp qts.) |
| Transmission model | – |
| Transmission type | Shuttle (synchro-mech) with dry disc clutch |
| Gears | 8 forward and 8 reverse |
| Speed | Forward: 22.5 kmh (14 mph) Reverse: 22.1 (13.7 mph) |
| Transmission oil capacity | 25.0 L (6.6 US. gal, 5.5 Imp. gal.) |
| Tires | |
| Front tires | Ag: 7-14 |
| Rear tires | Ag: 11.2-24 |
| Three-Point Hitch | |
| Caterogy | I |
| Control type | Position control |
| Lift capacity (at ends) | 1,000 kg (2,205 lbs) |
| PTO (Power take-off shaft) | |
| Rear PTO type | Continuous |
| Rear PTO speed | 540 rpm |
| Hydraulic system | |
| Hydraulic type | – |
| Pump flow | 5.8 gpm (22 lpm) |