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ZAXIS40U
ENGINE
| Model | Yanmar 4TNV88 |
| Type | 4-cycle water-cooled, direct injection |
| No. of cylinders | 4 |
| Rated power ISO 9249, net | 28.4 kW (38.1 HP) at 2 400 min-1 (rpm) |
| Rated power EEC 80/1269, net | 28.4 kW (38.1 HP) at 2 400 min-1 (rpm) |
| Rated power SAE J1349, net | 28.4 kW (38.1 HP) at 2 400 min-1 (rpm) |
| Rated power DIN 6271, net | 28.2 kW (37.8 HP) at 2 400 min-1 (rpm) |
| Rated power Gross | 29.5 kW (39.5 HP) at 2 400 min-1 (rpm) |
| Maximum torque | 141 Nm (14.4 kgf m) at 1 100 min-1 (rpm) |
| Piston displacement | 2.189 L |
| Bore and stroke | 88 mm x 90 mm |
| Electric system Voltage | 12 V |
| Electric system Battery | 72 Ah |
| Electric system Alternator | 55 A |
| Electric system Starter motor | 2.3 kW |
HYDRAULIC SYSTEM
| Main pumps | 1 variable displacement axial piston pumps |
| Main pumps Maximum oil flow | 1 x 120.0 L/min |
| Pilot pump | 1 gear pump |
| Pilot pump Maximum oil flow | 12.0 L/min |
| Auxiliary Maximum oil flow | 85.0 L/min |
Hydraulic Motors
| Travel | 2 variable displacement axial piston motors |
| Swing | 1 axial piston motor |
Relief Valve Settings
| Implement circuit | 24.5 MPa (250 kgf/cm2) |
| Swing circuit | 18.1 MPa (185 kgf/cm2) |
| Travel circuit | 24.5 MPa (250 kgf/cm2) |
| Pilot circuit | 5.9 MPa (60.2 kgf/cm2) |
| Auxiliary circuit | 24.5 MPa (250 kgf/cm2) |
Hydraulic Cylinders
High-strength piston rods and tubes. Cylinder cushion mechanisms provided in boom and arm cylinder to absorb shock at stroke ends.
Dimensions
Hydraulic Filters
Hydraulic circuits use high-quality hydraulic filters. A suction filter is incorporated in the suction line, and full-flow filters in the return line.
CONTROLS
Hydraulic pilot controls levers for all operations.
| Implement levers | 2 |
| Travel levers with pedals | 2 |
| Blade lever | 1 |
UPPERSTRUCTURE
Revolving Frame
Welded sturdy box construction, using heavy-gauge steel plates for ruggedness. D-section frame for resistance to deformation.
Swing Device
Axial piston motor with planetary reduction gear is lubricated by hydraulic oil. Swing circle is single-row, shear-type ball bearing with induction-hardened internal gear. Internal gear and pinion gear are immersed in lubricant. Swing parking brake is spring-set/hydraulic-released disc type.
| Swing speed | 9.0 min-1 (rpm) |
| Swing torque | 8.92 kNm (910 kgf m) |
Operator's Cab
Independent spacious cab, 960 mm wide by 1 520 mm high, conforming to ISO* Standards. Reinforced glass windows on 4 sides for visibility. Front windows (upper and lower) can be opened. Reclining seat.
* International Standardization Organization
UNDERCARRIAGE
Tracks
Tractor-type undercarriage. Welded track frame using selected materials. Side frame welded to track frame.
Numbers of Rollers on Each Side
| Upper rollers | 1 |
| Lower rollers | 4 |
Travel Device
Each track driven by 2-speed axial piston motor through planetary reduction gear for counterrotation of the tracks. Sprockets are replaceable. Parking brake is spring-set/hydraulic-released disc type.
| Travel speeds | High : 0 to 4.2 km/h Low : 0 to 2.7 km/h |
| Maximum traction force | 38.3 kN (3 905 kgf) |
| Gradeability | 58 % (30 degree) continuous |
WEIGHTS AND GROUND PRESSURE
Equipped with 2.68 m boom, 1.38 m arm and 0.14 m3 bucket (ISO heaped) rubber shoes 400 mm.
* (Operating weight with 0.14 m3 bucket if fully serviced +80 kg operator ISO 6016).
SERVICE REFILL CAPACITIES
| Fuel tank | 70.0 L |
| Engine coolant | 6.5 L |
| Engine oil | 8.6 L |
| Travel device (each side) | 0.9 L |
| Hydraulic system | 77.0 L |
| Hydraulic oil tank | 50.0 L |
BACKHOE ATTACHMENTS
Boom and arms are of welded, box-section design. 2.68 m boom, 1.38 m and 1.69 m arms are available.
Buckets
