Case industrial tractors

J.I. Case 680G Construction King

The J.I. Case 680G Construction King is a backhoe loader tractor produced from 1979 to 1981. It features a 5.5L 4-cylinder diesel engine producing 88 hp gross and 80 hp net. The tractor has a 4-speed power shuttle transmission with synchromesh and torque converter. It is a two-wheel drive machine with outboard planetary final drives and hydrostatic power steering. The 680G has a fuel capacity of 30 gallons and a hydraulic reservoir capacity of 13.8 gallons. Dimensions include an 86 inch wheelbase and a length of 266 inches. The tractor weighs between 15,145 and 17,040 pounds depending on configuration. It uses 11.00x16 front tires and 16.9x24 rear tires. The backhoe attachment has a digging depth of 201.35 inches and the loader has a lift capacity of 5600 lbs at full pin. Electrical system includes a 40 amp alternator and two 12 volt batteries. The cab is optional.

Power-

Founded-

Model680G

J.I. Case 680G Construction King tractor

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Technical Specifications

Detailed specifications and technical data for J.I. Case 680G Construction King

Power

Engine (net)	80 hp (59.7 kW)
Engine (gross)	88 hp (65.6 kW)

Tires

Industrial rear	16.9x24
Industrial front	11.00x16

Engine

Type	diesel
Model	J.I. Case A336DDC
Torque	233 lb-ft (315.9 Nm)
Cooling	liquid-cooled
Starter	electric
Cylinders	4-cylinder
Rated RPM	2200
Torque RPM	1500
Air cleaner	dry
Bore/Stroke	4.625x5.00 inches (117 x 127 mm)
Fuel system	direct injection
Power (net)	80 hp (59.7 kW)
Displacement	336 ci (5.5 L)
Oil capacity	11 qts (10.4 L)
Power (gross)	88 hp (65.6 kW)
Starter volts	24
Coolant capacity	32 qts (30.3 L)
Compression ratio	16.5:1

Weight

Shipping	15145 lbs (6869 kg)
Extendahoe	17040 lbs (7729 kg)
Max front axle static	15000 lbs (6804 kg)
Max front axle dynamic	60000 lbs (27216 kg)

Capacity

Fuel	30 gal (113.6 L)
Hydraulic system	13.8 gal (reservoir) (52.2 L)

Dimensions

Length	266 inches (675 cm)
Wheelbase	86 inches (218 cm)
Rear tread	66 inches (167 cm)
Front tread	74 inches (187 cm)
Clearance (rear axle)	15.2 inches (38 cm)
Clearance (front axle)	13.7 inches (34 cm)

Electrical

Batteries	2
Battery volts	12
Charging amps	40
Charging system	alternator

Hydraulics

Type	open center
Capacity	13.8 gal (reservoir) (52.2 L)
Pump flow	27.2 gpm (103.0 lpm), 17.8 gpm (67.4 lpm)
Total flow	45 gpm (170.3 lpm)

Mechanical

Cab	optional
Drive	Two-wheel drive
Steering	hydrostatic power
Final drives	outboard planetary

Production

Type	Backhoe loader tractor
Manufacturer	J.I. Case
Years produced	1979 - 1981

Attachments

Loader	Dump time1.5s Dump angle48° Lower time4.8s Raise time6.1s Bucket width86 inches (218 cm), 96 inches (243 cm) Rollback time2.3s Reach (dumped)30.6 inches (77 cm) Reach (ground)69.4 inches (176 cm) Height (at pin)139.3 inches (353 cm) Rollback (raised)65° Clearance (dumped)114.5 inches (290 cm) Rollback (ground line)39.25° Breakout force (at pin)10500 lbs (4762 kg) Lift capacity (full at pin)5600 lbs (2540 kg)
J.I. Case Backhoe	Swing Arc188.7° Backhoe typeJ.I. Case Backhoe Bucket force11623 lbs (5272 kg) Digging depth201.35 inches (511 cm) Loading height137.5 inches (349 cm) Bucket Rotation158.5° Reach from pivot239.5 inches (608 cm) Dipperstick force8425 lbs (3821 kg)
J.I. Case Extendahoe Backhoe	Swing Arc188.7° Backhoe typeJ.I. Case Extendahoe Backhoe Bucket Rotation142° Bucket force (extended stick)10982 lbs (4981 kg) Bucket force (retracted stick)10982 lbs (4981 kg) Digging depth (extended stick)249.8 inches (634 cm) Digging depth (retracted stick)201.3 inches (511 cm) Loading height (extended stick)150.5 inches (382 cm) Loading height (retracted stick)137.5 inches (349 cm) Reach from pivot (extended stick)286.5 inches (727 cm) Dipperstick force (extended stick)3898 lbs (1768 kg) Reach from pivot (retracted stick)239.5 inches (608 cm) Dipperstick force (retracted stick)6425 lbs (2914 kg)