Case industrial tractors

J.I. Case 680E Construction King

The J.I. Case 680E Construction King is a backhoe loader tractor produced from 1975 to 1978. 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. The hydraulic system is open center with a capacity of 35 gallons, or 36.5 gallons with the Extendahoe option. The loader has a lift capacity of 5550 lbs and breakout force of 11300 lbs, with various reach and rollback angles. The backhoe offers a digging depth of 192 inches and a bucket rotation of 160°. The Extendahoe backhoe option extends digging depth to 240 inches and reach to 283.5 inches. The tractor's dimensions include a wheelbase of 84.25 inches, length of 269.5 inches, and width of 86.5 inches. It weighs between 14700 and 16180 pounds depending on configuration. Electrical system includes a 35 amp alternator and two 12-volt batteries.

Power-

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Model680E

J.I. Case 680E Construction King tractor

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Technical Specifications

Detailed specifications and technical data for J.I. Case 680E 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, 4-cylinder, liquid-cooled
Model	J.I. Case 5.5L 4-cyl diesel
Rated RPM	2200
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)
Starter type	electric
Power (gross)	88 hp (65.6 kW)

Height

Cab	106 inches (269 cm)
Exhaust	105 inches (266 cm)
Steering wheel	77.25 inches (196 cm)

Capacity

Hydraulic system	35 gal (132.5 L)
Hydraulic system (Extendahoe)	36.5 gal (138.2 L)

Dimensions

Width	86.5 inches (219 cm)
Length	269.5 inches (684 cm)
Wheelbase	84.25 inches (213 cm)
Rear tread	66 inches (167 cm)
Front tread	72 inches (182 cm)
Shipping weight	14700 lbs (6667 kg)
Clearance (rear axle)	15.25 inches (38 cm)
Clearance (front axle)	13 inches (33 cm)
Shipping weight (Extendahoe)	16180 lbs (7339 kg)

Electrical

Batteries	2
Battery volts	12
Charging amps	35
Charging system	alternator

Hydraulics

Type	open center
Capacity	35 gal (132.5 L)
Pump flow	27.5 gpm (104.1 lpm)
Total flow	45.5 gpm (172.2 lpm)
Capacity (Extendahoe)	36.5 gal (138.2 L)
Pump flow (secondary)	18 gpm (68.1 lpm)

Mechanical

Drive	Two-wheel drive
Final drives	outboard planetary

Production

Type	Backhoe loader tractor
Manufacturer	J.I. Case
Years produced	1975 - 1978

Attachments

Loader	Dump time1.3s Dump angle49° Lower time2.5s Raise time4.8s Bucket width86 inches (218 cm) Rollback time2.3s Reach (dumped)42.5 inches (107 cm) Reach (ground)71.5 inches (181 cm) Height (at pin)139 inches (353 cm) Rollback (raised)58° Clearance (dumped)115.25 inches (292 cm) Rollback (at carry)65° Rollback (ground line)44° Breakout force (at pin)11300 lbs (5125 kg) Lift capacity (full at pin)5550 lbs (2517 kg)
Backhoe	Swing Arc190° Backhoe typeJ.I. Case Backhoe Bucket force11800 lbs (5352 kg) Digging depth192 inches (487 cm) Loading height131.25 inches (333 cm) Bucket Rotation160° Reach from pivot239 inches (607 cm) Dipperstick force8200 lbs (3719 kg)
Extendahoe Backhoe	Swing Arc190° Backhoe typeJ.I. Case Extendahoe Backhoe Bucket Rotation141° Bucket force (extended stick)11800 lbs (5352 kg) Bucket force (retracted stick)11800 lbs (5352 kg) Digging depth (extended stick)240 inches (609 cm) Digging depth (retracted stick)192 inches (487 cm) Loading height (extended stick)160 inches (406 cm) Loading height (retracted stick)131.25 inches (333 cm) Reach from pivot (extended stick)283.5 inches (720 cm) Reach from pivot (retracted stick)239 inches (607 cm) Dipperstick force (retracted stick)8200 lbs (3719 kg)