CaseIH
CaseIH 1594
The CaseIH 1594 is a utility tractor produced from 1985 to 1988. It features a 5.4L 6-cylinder diesel engine producing 97 hp, with options for 12-speed synchromesh or partial power shift transmissions. The tractor offers 2WD or optional 4WD drive, hydrostatic power steering, and differential hydraulic wet disc brakes. It has an open center hydraulic system with 2600 psi pressure and a rear PTO with 540/1000 rpm options. Dimensions include a 100-inch wheelbase and a weight of 9,290 lbs (operating). The 1594 is designed for utility tasks with a rear hitch type II and a rear lift capacity up to 7,440 lbs.
Power97 hp
Founded1985 - 1988
Model1594
Technical Specifications
Detailed specifications and technical data for CaseIH 1594
Power
| Engine | 97 hp (72.3 kW) |
|---|---|
| PTO (tested) | 85.90 hp (64.1 kW) |
| PTO (claimed) | 86 hp (64.1 kW) |
| Drawbar (tested) | 72.17 hp (53.8 kW) |
| Drawbar (claimed) | 74 hp (55.2 kW) |
Engine
| Type | diesel, 6-cylinder, liquid-cooled |
|---|---|
| Model | Case 5.4L 6-cyl diesel |
| Power | 97 hp (72.3 kW) |
| Torque | 242.7 lb-ft (329.1 Nm) |
| Fuel tank | 36 gal (136.3 L) |
| Rated RPM | 2300 |
| Torque RPM | 1425 |
| Air cleaner | dual paper elements with pre-cleaner |
| Bore/Stroke | 3.937x4.500 inches (100 x 114 mm) |
| Compression | 16:1 |
| Displacement | 329 ci (5.4 L) |
| Oil capacity | 13.2 qts (12.5 L) |
| Starter volts | 12 |
| Coolant capacity | 16.2 qts (15.3 L) |
Weight
| Ballasted | 11,210 lbs (5084 kg) |
|---|---|
| Operating | 9,290 lbs (2WD cab) (4213 kg) |
| Max Drawbar | 3,300 lbs (PTO position) (1496 kg) |
| Max capacity | 13,500 lbs (6123 kg) |
| Max rear axle | 12,000 lbs (5443 kg) |
| Max front axle | 7,500 lbs (2WD) (3402 kg), 8,000 lbs (4WD) (3628 kg) |
Electrical
| Battery AH | 96, 128 (heavy duty) |
|---|---|
| Battery CCA | 420, 550 (heavy duty) |
| Battery volts | 12 |
| Charging amps | 45, 65 (heavy duty) |
| Charging system | alternator |
Hydraulics
| Type | open center |
|---|---|
| Valves | 2 |
| Pressure | 2600 psi (179.3 bar) |
| Total flow | 10.5 gpm (39.7 lpm), 20.1 gpm (tandem) (76.1 lpm) |
| Steering flow | 7.7 gpm (29.1 lpm) |
| Steering pressure | 1850 psi (127.6 bar) |
Mechanical
| Drive | 4x2 2WD, 4x4 MFWD 4WD (optional) |
|---|---|
| Brakes | Differential hydraulic wet disc brakes |
| Steering | hydrostatic power |
| ROPS or cab | Yes |
Production
| Type | Utility tractor |
|---|---|
| Years made | 1985 - 1988 |
| Original price | $26,000 (1988) |
Transmission
| Type | synchromesh, partial power shift (Hydra-Shift) |
|---|---|
| Gears | 12 forward and 4 reverse |
| Options | 12-speed synchromesh, 12-speed partial power shift |
| Oil capacity | 33.6 qts (31.8 L) |
Tractor hitch
| Rear Type | II |
|---|---|
| Rear lift (at ends) | 7,440 lbs (3374 kg) |
| Rear lift (at 24"/610mm) | 6,290 lbs (2853 kg) |
Serial Numbers
| 1985 | 11526001 |
|---|---|
| 1986 | 11526518 |
| 1987 | 11527297 |
| 1988 | 11528442 |
| Location | On right side of main frame |
Dimensions & Tires
| Width | 78 inches (198 cm) |
|---|---|
| Length | 164 inches (416 cm) |
| Rear tire | 16.9-38, 18.4-34, 14.9-24, 18.6-38 |
| Wheelbase | 100 inches (254 cm) |
| Front tire | 10.00-16 (2WD), 13.6-24 (4WD), 13.6-28 (4WD) |
| Rear tread | 56 to 84 inches (142 to 213 cm) |
| Front tread | 56 to 80 inches (142 to 203 cm) (2WD), 60 to 76 inches (152 to 193 cm) (4WD) |
| Height (cab) | 107 inches (271 cm) |
| Ground clearance | 16 inches (2WD) (40 cm), 15 inches (4WD) (38 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Rear PTO Type | 540/1000 |