Case industrial tractors

J.I. Case 780C

The J.I. Case 780C is a backhoe loader tractor produced from 1981 to 1988. It features a 124 hp (gross) Case 5.9L 6-cylinder diesel engine, a 3-speed power shift transmission with power shuttle and torque converter, and two-wheel drive with outboard planetary final drives. The tractor has a four-post ROPS/FOPS canopy with an optional cab and air-conditioning. It has a fuel capacity of 43 gallons and a hydraulic system capacity of 18.9 gallons. The hydraulics operate at 2000 psi with separate flows for loader, backhoe, and steering. Dimensions include an 87-inch wheelbase, 296-inch length, and 99-inch width, with industrial tires sized 14x17.5 front and 18.4x24 rear. The weight ranges from 18,212 to 20,421 pounds depending on configuration. The backhoe attachment offers a digging depth of 219 inches and a dump angle of 49 inches. Electrical system features a 12-volt negative ground with a 65 amp alternator and two batteries.

Power-

Founded-

Model780C

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Technical Specifications

Detailed specifications and technical data for J.I. Case 780C

Power

Engine (net)	112 hp (83.5 kW)
Engine (gross)	124 hp (92.5 kW)

Engine

Type	diesel
Model	Case 6T-590
Torque	370 lb-ft (501.7 Nm)
Cooling	liquid-cooled
Starter	electric
Cylinders	6-cylinder
Rated RPM	2200
Torque RPM	1200
Air cleaner	dry
Bore/Stroke	4.02x4.72 inches (102 x 120 mm)
Compression	17.5:1
Fuel system	direct injection
Power (net)	112 hp (83.5 kW)
Displacement	359 ci (5.9 L)
Oil capacity	12 qts (11.4 L)
Power (gross)	124 hp (92.5 kW)
Starter volts	12
Coolant capacity	27 qts (25.6 L)

Height

Cab	115 inches (292 cm)
Exhaust	123 inches (312 cm)
Steering wheel	85 inches (215 cm)

Weight

ROPS backhoe	18212 lbs (8260 kg)
Max rear axle	22074 lbs (10012 kg)
Cab Extendahoe	20421 lbs (9262 kg)
Max front axle	14643 lbs (6642 kg)

Capacity

Fuel	43 gal (162.8 L)
Hydraulic system	18.9 gal (71.5 L)

Electrical

Ground	negative
Batteries	2
Battery volts	12
Charging amps	65
Charging system	alternator

Hydraulics

Type	open center
Capacity	18.9 gal (71.5 L)
Pressure	2000 psi (137.9 bar)
Pump flow	31.5 gpm (loader) (119.2 lpm), 59.3 gpm (backhoe) (224.5 lpm)
Steering flow	27.8 gpm (105.2 lpm)
Steering pressure	2000 psi (137.9 bar)

Mechanical

Drive	Two-wheel drive
ROPS/FOPS	Four-post ROPS/FOPS canopy. Optional cab with available air-conditioning.
Final drives	outboard planetary
Power steering	Yes

Production

Type	Backhoe loader tractor
Years made	1981 - 1988
Manufacturer	J.I. Case

Attachments

Loader	Dump time1.7s Dump angle49° Lower time4.7s Raise time6.6s Bucket width96 inches (243 cm) Rollback time2.6s Reach (dumped)32 inches (81 cm) Height (at pin)140 inches (355 cm) Clearance (dumped)108 inches (274 cm) Rollback (ground line)40° Breakout force (at pin)12300 lbs (5579 kg) Lift capacity (full at pin)7750 lbs (3515 kg)
Backhoe	TypeJ.I. Case Backhoe Swing Arc180° Bucket force13640 lbs (6187 kg) Digging depth219 inches (556 cm) Loading height152 inches (386 cm) Bucket Rotation156° Reach from pivot263 inches (668 cm) Dipperstick force10970 lbs (4975 kg) 2-Foot flat digging depth216 inches (548 cm)
Overview	Front-end loader, Backhoe
Extandahoe Backhoe	TypeJ.I. Case Extandahoe Backhoe Swing Arc180° Bucket Rotation156° Bucket force (extended stick)13742 lbs (6233 kg) Bucket force (retracted stick)13742 lbs (6233 kg) Digging depth (extended stick)264 inches (670 cm) Digging depth (retracted stick)219 inches (556 cm) Loading height (extended stick)174 inches (441 cm) Loading height (retracted stick)152 inches (386 cm) Reach from pivot (extended stick)306 inches (777 cm) Dipperstick force (extended stick)8138 lbs (3691 kg) Reach from pivot (retracted stick)220 inches (558 cm) Dipperstick force (retracted stick)11095 lbs (5032 kg) 2-Foot flat digging depth (extended stick)263 inches (668 cm) 2-Foot flat digging depth (retracted stick)216 inches (548 cm)

Transmission

Type	power shift
Gears	3 forward and reverse
Description	Three-speed power shift transmission with power shuttle and torque converter.

Backhoe & Loader

Dig depth	219 inches (556 cm)
Dump angle	49 inches (124 cm)

Dimensions & Tires

Width	99 inches (251 cm)
Length	296 inches (751 cm)
Rear tire	18.4x24
Wheelbase	87 inches (220 cm)
Front tire	14x17.5
Rear tread	71 inches (180 cm)
Front tread	78 inches (198 cm)