909ECR EXCAVATOR

Description

SPECIFICATIONS

ENGINE
Yanmar Tier 4 Final, 3.3 liter, inline 4-cylinder water-cooled, direct injection, DOC + DPF,
high pressure common rail diesel engine.
Emissions rating EPA Tier 4 Final
Make Yanmar
Model 4TNV98C
Aspiration Natural
Cooling fan drive Direct
Displacement 202 in³ (3.3 L)
Gross power 62 hp (46.2 kW) @ 2,200 rpm
Net power 59 hp (44 kW) @ 2,200 rpm
Peak torque 178 lb·ft (241 N·m) 1,430 rpm
Cylinders 4
Bore × Stroke 3.86 x 4.33 in (98 × 110 mm)
HYDRAULIC SYSTEM
Main Pump
Type Variable displacement piston pump
Maximum flow 50 gal/min (189 L/min)
Relief Valve Setting
Implement 4,061 psi (28 MPa)
Travel circuit 4,554 psi (31.4 MPa)
Slew circuit 4,061 psi (28 MPa)
Pilot circuit 566 psi (3.9 MPa)

Hydraulic Cylinders
Boom Cylinder
Bore × Stroke 4.33 in x 34.61 in (110 mm x 879 mm)
Arm Cylinder
Bore × Stroke 3.94 in x 34.13 in (100 mm x 867 mm)
Bucket Cylinder
Bore × Stroke 3.54 in x 27.95 in (90 mm x 710 mm)

SERVICE CAPACITIES
Fuel tank 30.6 gal (116 L)
Engine oil 3.1 gal (11.6 L)
Final drive (each) 0.29 gal (1.08 L)
Swing drive 0.42 gal (1.6 L)SERVICE CAPACITIES (CONTINUED)
Cooling system 3.8 gal (14.5 L)
Hydraulic reservoir 19.0 gal (72 L)
Hydraulic system total 29.1 gal (110 L)
UNDERCARRIAGE
Track shoe each side 39
Link pitch 6.1 in (154 mm)
Steel track street pads 18 in (450 mm)
Bottom rollers each side 6
Top rollers each side 1

SWING SYSTEM
Planetary gear reduction driven by high torque axial piston motor, with oil disk brake.
Swing parking brake resets within five seconds after swing pilot controls return to
neutral.
Swing speed 10.5 rpm
Swing torque 15,489 lb-ft (21,000 N-m)

DRIVE & BRAKES
2-speed axial piston motors with oil disk brakes. Steering controlled by two detachable
hand levers with pedals.
Travel speed High: 3 mph (4.8 km/h)
Low: 1.5 mph (2.4 km/h)
Gradeability 35° / 70%
Max. drawbar pull 16,861 lbf (75 kN)

ELECTRIC SYSTEM
System voltage 12V
Battery 12V (one)
Alternator 12V – 80A
Starter motor 12V – 4 hp (12V – 3 kW )
SOUND PERFORMANCE
Interior sound level (ISO 6396) 73 dB(A)
Exterior sound level (ISO 6395) 98 dB(A)