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Allis Chalmers 715B

Allis Chalmers 715B tractor
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The Allis Chalmers 715B is a backhoe loader tractor produced from 1978 to 1980. It features a Perkins 3.9L 4-cylinder diesel engine delivering 72 hp gross and 65 hp net power. The tractor has a 4-speed torque converter transmission by Warner and is equipped with two-wheel drive, power steering, and mechanical wet disc brakes. It has a four-post ROPS with an optional cab and heater. The hydraulic system is open center with a capacity of 27 gallons and a pressure of 2450 psi. The 715B has a wheelbase of 84 inches, weighs 13,000 lbs, and uses 11Lx16 front tires and 16.9x24 rear tires. The backhoe attachment offers a digging depth of 180 inches and a swing arc of 180°, while the loader can lift 4700 lbs at full pin height with a 45° dump angle. Electrical system includes a 12-volt battery and a 42 amp alternator.
Allis Chalmers 715Bbackhoe loadertractorPerkins 3.9L engine72 hptorque converter transmissionhydraulic systemloaderbackhoespecifications
Power-
Founded-
Model715B

Technical Specifications

Detailed specifications and technical data for Allis Chalmers 715B

Power

Engine (net):65 hp (48.5 kW)
Engine (gross):72 hp (53.7 kW)

Engine

Type:diesel, 4-cylinder, liquid-cooled
Model:Perkins 4.236
Torque:186 lb-ft (252.2 Nm)
Starter:electric
Rated RPM:2250
Torque RPM:1400
Bore/Stroke:3.875x5.00 inches (98 x 127 mm)
Compression:16:1
Power (net):65 hp (48.5 kW)
Displacement:236 ci (3.9 L)
Oil capacity:12 qts (11.4 L)
Power (gross):72 hp (53.7 kW)
Starter volts:12
Coolant capacity:20 qts (18.9 L)

Weight

Operating:13000 lbs (5896 kg)
Max rear axle:12500 lbs (5670 kg)
Max front axle:12500 lbs (5670 kg)

Capacity

Fuel:20 gal (75.7 L)
Hydraulic system:27 gal (102.2 L)

Electrical

Ground:negative
Battery volts:12
Charging amps:42
Charging system:alternator

Hydraulics

Type:open center
Capacity:27 gal (102.2 L)
Pressure:2450 psi (168.9 bar)
Pump flow:18 gpm (68.1 lpm)
Steering flow:5 gpm (18.9 lpm)
Additional flow:11.3 gpm (42.8 lpm)
Steering pressure:1250 psi (86.2 bar)

Mechanical

ROPS:Four-post ROPS. Cab optional with heater.
Drive:Two-wheel drive
Brakes:Mechanical wet disc brakes
Steering:Power steering

Production

Type:Backhoe loader tractor
Manufacturer:Allis Chalmers
Years produced:1978 - 1980

Attachments

Loader:4700 lbs lift (full at pin) (2131 kg), 7500 lbs breakout (3402 kg), 45° dump, 30 inches reach (dumped) (76 cm), 40° rollback (ground line), 125 inches height (at pin) (317 cm), 104 inches clearance (dumped) (264 cm), raise: 5s, dump: 2s, lower: 3s, rollback: 2s
Backhoe:Backhoe type: Allis Chalmers Backhoe, Transport height: 136 inches (345 cm), Digging depth: 180 inches (457 cm), Reach from pivot: 222 inches (563 cm), Loading height: 129 inches (327 cm), Swing Arc: 180°, Bucket force: 10000 lbs (4536 kg), Dipperstick force: 6900 lbs (3129 kg)
Attachment overview:Front-end loader, Backhoe

Transmission

Type:torque converter
Gears:4 forward and reverse
Transmission:Warner

Backhoe & Loader

Dig depth:180 inches (457 cm)
Dump angle:45 inches (114 cm)

Dimensions & Tires

Width:83 inches (210 cm)
Length:282 inches (716 cm)
Rear tire:16.9x24
Wheelbase:84 inches (213 cm)
Front tire:11Lx16
Rear tread:65 inches (165 cm)
Front tread:67 inches (170 cm)
Height (ROPS):99 inches (251 cm)
Ground clearance:13.25 inches (33 cm)
Height (backhoe):136 inches (345 cm)

Related Models

Allis Chalmers 715C

Model:715C

Allis Chalmers 714B

Model:714B

Allis Chalmers 715

Model:715