90Z7 T4F
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Make:
360 Yield Center
Model:
90Z7 T4F
Category:
Hitachi Loaders, New, Wheel Loaders
| ENGINE(EPA Tier 4 Final/EU Stage IV Certified) | ||
| Gross Power (SAE J1349) | 275 HP/2,000 RPM (205 kW/2000RPM) | |
| Net Power ISO 9249 | 275 HP/2,000 RPM (205 kW/2000RPM) | |
| Make/Model | CumminsQSL9 diesel engine | |
| Type | 4-cycle, water-cooled, direct injection with turbocharger and air cooled intercooler | |
| Number of cylinders | 6 | |
| Bore and stroke | 4.488″ x 5.709″ (114mm x 145mm) | |
| Total displacement | 543in3(8.9 liters) | |
| Alternator | AC 24V – 2.28 kW (95A) | |
| Air Cleaner | Dry type (double element) | |
| Starter Motor | DC 24V – 7.8 kW (10.5 HP) | |
| Battery | 12V – 108AH (1,000 CCA), 2 units | |
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| TORQUE CONVERTER AND TRANSMISSION | ||
| Torque converter | 3 element, single-stage, 1-phase w/lock-up clutch | |
| Transmission | Countershaft type, Full power shift. | |
| Top Speed : Forward (4 speeds) | 4th: 22.2 MPH (35.6 km/hr)* | |
| Speed : Reverse (4 speeds) | 4th: 22.1 MPH (35.6 km/hr) | |
| * Indicates speed in lock-up | ||
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| SYSTEMS REFILL CAPACITY | ||
| LOCATION | GALLONS | LITERS |
| Fuel tank (diesel fuel) | 99 | 375 |
| Engine lubricant (including oil pan) | 6.3 | 24 |
| Engine coolant | 12.4 | 47 |
| T/M & T/C | 10.5 | 40 |
| Axle (front/rear) | 12.7/12.7 | 48/48 |
| Hydraulic oil tank | 36.2 | 137 |
| Hydraulic system (including hydraulic tank) | 52.8 | 200 |
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| HYDRAULIC AND STEERING SYSTEM | ||
| Steering type | Articulated frame steering | |
| Steering mechanism | Hydraulic power steering unit, pilot operated type | |
| Lift (boom) cylinder | Two (2) double-acting piston type: 5.709″ x 34.803″ (145mm x 884mm) | |
| Tilt (bucket) cylinder | One(1) double-acting piston type: 7.087″ x 20.669″ (180mm x 525mm) | |
| Steering cylinder | Two (2) double-acting piston type: 3.543″ x 17.717″ (90mm x 450mm) | |
| Main oil pump | Variable piston type: 74.0 GPM/1000 PSI @ 1800 RPM (280 LPM/6.9MPa @ 1800 RPM) | |
| Pilot oil pump | Gear type: 19.7 GPM/1000 PSI @ 1800 RPM (74.5 LPM @ 1800 RPM) | |
| Relief valve set pressure | Loading | 4554 psi, 31.4 MPa (320 kg/cm2) |
| Steering | 3988 psi, 27.5 MPa (280 kg/cm2) | |
| HYDRAULIC CYCLE TIME* front end loading, Z bar linkage system | ||
| Lifting time (at full load) | 5.6 sec. | |
| Lowering time (empty) | 4.1 sec. | |
| Bucket dumping time | 1.2 sec. | |
| TOTAL | 10.9 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 | 26.5R25(L-3)(L-4) (L-5) (Radial) | |
| 26.5-25-20PR (L-3)(L-4) (L-5) | ||
| 750/65R25(L-3) (Radial) | ||
| Reduction and differential gear | Spiral bevel gear, torque proportioning, 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 transmission. | |
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