70Z7
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Make:
360 Yield Center
Model:
70Z7
Category:
Hitachi Loaders, New, Wheel Loaders
| ENGINE(EPA Tier 4 Interim/EU Stage IIIB certified) | ||
| Gross Power (SAE J1995) | 173 HP/2,200 RPM (129 kW/2,200RPM) | |
| Net Power ISO 9249 | 168HP/2,200 RPM (125 kW/2,200RPM) | |
| Make/Model | CumminsQSB6.7 diesel engine | |
| Type | 4-cycle, water-cooled, direct injection with turbocharger and air cooled intercooler | |
| Number of cylinders | 6 | |
| Bore and stroke | 4.213″ x 4.882″ (107mm x 124mm) | |
| Total displacement | 408.2in3(6.69 liters) | |
| Alternator | AC 24V – 1.56 kW (65 amp) | |
| Air Cleaner | Dry type (double element) | |
| Starter Motor | DC 24V – 7.8 kW (10.5 HP) | |
| Battery | 12V – 140AH (1,000 CCA), 2 units | |
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| TORQUE CONVERTER AND TRANSMISSION | ||
| Torque converter | 3 element, single-stage, 1-phase | |
| Transmission | Countershaft type, Full power shift | |
| Top Speed : Forward (5 speeds) | 5th: 23.9 MPH (38.5 km/hr)* | |
| Speed : Reverse (3 speeds) | 3rd: 16.5 MPH (26.5 km/hr) | |
| * Indicates speed in lock-up | ||
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| SYSTEMS REFILL CAPACITY | ||
| LOCATION | GALLONS | LITERS |
| Fuel tank (diesel fuel) | 62.1 | 235 |
| Engine lubricant (including oil pan) | 6.6 | 25 |
| Engine coolant | 7.4 | 28 |
| T/M & T/C | 5.5 | 21 |
| Axle (front/rear) | 8.2/9.0 | 31/34 |
| Hydraulic oil tank | 26.4 | 100 |
| Hydraulic system (including hydraulic tank) | 39.6 | 150 |
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| HYDRAULIC AND STEERING SYSTEM | ||
| Steering type | Articulated frame steering | |
| Steering mechanism | Hydraulic power steering unit,direct operated type | |
| Lift (boom) cylinder | Two (2) double-acting piston type: 4.921″ x 30.118″ (125mm x 765mm) | |
| Tilt (bucket) cylinder | One (1) double-acting piston type: 5.905″ x 19.488″ (150mm x 495mm) | |
| Steering cylinder | Two (2) double-acting piston type: 2.756″ x 17.401″ (70mm x 442mm) | |
| Main oil pump | Variable piston type:55.5 GPM/710 PSI @ 2200 RPM (210 LPM/4.9MPa @ 2200 RPM) | |
| Pilot oil pump | Gear type:9.3 GPM/566 PSI @ 2200 RPM (35.1 LPM/3.9 MPa @ 2200 RPM) | |
| Relief valve set pressure | Loading | 3974psi, 27.4 MPa (280 kg/cm2) |
| Steering | 3684psi, 25.4 MPa (280 kg/cm2) | |
| HYDRAULIC CYCLE TIME* front end loading, Z bar linkage system | ||
| Lifting time (at full load) | 5.9 sec. | |
| Lowering time (empty) | 3.6 sec. | |
| Bucket dumping time | 1.3 sec. | |
| TOTAL | 10.8 sec. | |
| * Measured in accordance with SAE J732C | ||
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| AXLE SYSTEM | ||
| Drive system | 4-wheel drive | |
| Front and rear axle | Semi-floating type | |
| Tires | 20.5 x 25-12PR(L-2) (L-3) | |
| 23.5 x 25-12PR(L-2) (L-3) | ||
| Reduction and differential gear | Spiral bevelgear, limited slip, single stage reduction | |
| Final reduction gear | Inboard mounted, internal planetary gear | |
| Oscillation angle | ±12° | |
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| BRAKE SYSTEM | ||
| Service brakes | 4 wheel, wet multiple disc brake. Controlled by full hydraulic system. Dual circuit. | |
| Parking/Emergency brake | Spring-applied, oil pressure-released. Located on driveline. | |
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