CaseIH 1594

The CaseIH 1594 is a tractor produced by Caseih. It is equipped with a 329 ci 5.4 L engine. The rated power output is 97 hp 72.3 kW. Transmission: Hydra-Shift. Drive type: 4x2 2WD. Operating weight: 9,290 lbs 4213 kg.

Overview

	1985 - 1988 Utility tractor
1985 - 1988
Utility tractor

Production
Manufacturer	CaseIH
Utility tractor
Original price	$26,000 (1988)

CaseIH 1594 Engine
Case 5.4L 6-cyl diesel
Fuel tank	36 gal 136.3 L
Engine details ...

CaseIH 1594 Power
Engine	97 hp 72.3 kW
Drawbar (claimed)	74 hp 55.2 kW
PTO (claimed)	86 hp 64.1 kW
Drawbar (tested)	72.17 hp 53.8 kW
PTO (tested)	85.90 hp 64.1 kW
Performance test details ...

Mechanical
Drive	4x2 2WD
	4x4 MFWD 4WD (optional)
Steering	hydrostatic power
Differential hydraulic wet disc brakes
ROPS or cab.

Hydraulics
Type	open center
Pressure	2600 psi 179.3 bar
Valves	2
Total flow	10.5 gpm 39.7 lpm
	20.1 gpm (tandem) 76.1 lpm
Steering flow	7.7 gpm 29.1 lpm
Steering press.	1850 psi 127.6 bar

Tractor hitch
Rear Type	II
Rear lift (at ends)	7,440 lbs 3374 kg
Rear lift (at 24"/610mm)	6,290 lbs 2853 kg

Power Take-off (PTO)
Rear PTO	independent
Rear PTO Type	540/1000

Dimensions & Tires
Wheelbase	100 inches 254 cm
Weight	9,290 lbs 4213 kg
Front tire	10.00-16
Rear tire	16.9-38
Full dimensions and tires ...

Electrical
Charging system	alternator
Charging amps	45
	65 (heavy duty)
Battery CCA	420
	550 (heavy duty)
Battery volts	12
Battery AH	96
	128 (heavy duty)

References
1985 Farm Equipment Buyer's Guide published by CaseIH

Engine

Engine Detail — 329 ci / 5.4 L Diesel

Manufacturer	Case
Fuel Type	Diesel
Configuration	6-cylinder, liquid-cooled
Displacement	329 ci 5.4 L
Bore/Stroke	3.937x4.500 inches 100 x 114 mm
Power	97 hp 72.3 kW
Air cleaner	dual paper elements with pre-cleaner
Compression	16:1
Rated RPM	2300
Torque	242.7 lb-ft 329.1 Nm
Torque RPM	1425
Starter volts	12
Oil capacity	13.2 qts 12.5 L
Coolant capacity	16.2 qts 15.3 L

Transmission

Transmission options
12-speed synchromesh
12-speed partial power shift

Transmission — 12 forward and 4 reverse synchromesh

Type	synchromesh
Gears	12 forward and 4 reverse
Oil capacity	33.6 qts 31.8 L

Transmission — Hydra-Shift

Transmission	Hydra-Shift
Type	partial power shift
Gears	12 forward and 4 reverse
Oil capacity	33.6 qts 31.8 L

Dimensions

CaseIH 1594 Tires
Ag front	10.00-16 (2WD)
	13.6-24 (4WD)
	13.6-28 (4WD)
Ag rear	16.9-38
	18.4-34
	14.9-24
	18.6-38

Dimensions
Wheelbase	100 inches 254 cm
Length	164 inches 416 cm
Width	78 inches 198 cm
Height (cab)	107 inches 271 cm
Ground clearance	16 inches (2WD) 40 cm
	15 inches (4WD) 38 cm
Front tread	56 to 80 inches 142 to 203 cm (2WD)
Front tread	60 to 76 inches 152 to 193 cm (4WD)
Rear tread	56 to 84 inches 142 to 213 cm

CaseIH 1594 Weight
Operating	9,290 lbs (2WD cab) 4213 kg
Ballasted	11,210 lbs 5084 kg
Max capacity	13,500 lbs 6123 kg
Max Drawbar	3,300 lbs (PTO position) 1496 kg
Max front axle	7,500 lbs (2WD) 3402 kg
	8,000 lbs (4WD) 3628 kg
Max rear axle	12,000 lbs 5443 kg

Tests

Tractor Tests
NTTL 1546: diesel synchromesh 2WD
NTTL 1547: diesel Hydra-Shift 2WD

Nebraska Tractor Test 1546
Diesel synchromesh 2WD October 24 - November 2, 1984 Link: Nebraska Tractor Test 1546 file
PTO performance
Power at rated engine speed	85.90 hp 64.1 kW
Fuel use	5.2 gal/hour 19.7 l/hour
Power at rated PTO speed	80.83 hp 60.3 kW
Fuel use	4.7 gal/hour 17.8 l/hour
Drawbar performance
Max power	72.17 hp 53.8 kW
Fuel use	5.1 gal/hour 19.3 l/hour
Gear 7 used for power test.
Max pull	8,331 lbs 3778 kg
Gear 4 used for pull test.

Nebraska Tractor Test 1547
Diesel Hydra-Shift 2WD October 23 - 30, 1984 Link: Nebraska Tractor Test 1547 file
PTO performance
Power at rated engine speed	85.54 hp 63.8 kW
Fuel use	5.2 gal/hour 19.7 l/hour
Power at rated PTO speed	81.94 hp 61.1 kW
Fuel use	4.9 gal/hour 18.5 l/hour
Drawbar performance
Max power	69.37 hp 51.7 kW
Fuel use	5.1 gal/hour 19.3 l/hour
Gear 7 used for power test.
Max pull	8,198 lbs 3718 kg
Gear 4 used for pull test.

Photos

CaseIH 1594