Klockner-Humboldt-Deutz AG 6240

Last Updated: July 2024

Overview

The Deutz-Allis 6240 is a utility tractor manufactured by Klockner-Humboldt-Deutz AG. It features a 4WD chassis, a 16-speed transmission, and a 44 hp air-cooled diesel engine. The tractor has a maximum torque of 123.1 lb-ft (167 Nm) at 1602 rpm and a torque rise of 14%. It is equipped with an open center hydraulic system capable of exerting a maximum force of 3730 lbs (16.60 kN) and delivering 7.7 GPM (29.1 l/min) at rated engine speed. The operating weight is 6645 lbs, and it has a maximum sound level of 80.5 dB(a).

Key Specifications

Category: Utility

Power Output: 44

Transmission: 16 Speed

Drive Type: 4WD

Operating Weight: 6645

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer: Deutz
Model: F3L 912
Cooling Type: Air-cooled
Cylinder Orientation: -
Valve Configuration: -
Fuel Type: Diesel
Induction Type: -
Cylinders: 3
Displacement (ci): 172.5
Bore (in): 3.94
Stroke (in): 4.72
Rated RPM: 2150
Power Output (hp): 44

Transmission

Type: 16 Speed
Forward Gears: Unknown
Reverse Gears: Unknown
Total Gears: -

Dimensions

Length (in): -
Width (in): Unknown
Height (in): Unknown
Operating Weight (lb): 6645

Power Take-Off (PTO)

PTO Type: -
PTO Speed 1 (rpm): -
PTO Speed 2 (rpm): -
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: 4x4 4WD
Drive Type: 4WD
Steering Type: Power
Coolant Capacity (qts): -
Front Tire Diameter (in): -
Front Tire Width (in): -
Rear Tire Diameter (in): -
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: Agricultural
Manufacture - End Year: -
Hitch Type: Category II
Hitch Category: -
Hitch Position: Rear
Hitch Capacity (lb): -
Operator Station Type: Open (ROPS)
Starter Type: Electric
Brake Type: -
Hydraulic System Type: Open Center

Test Results

Nebraska Tractor Test Laboratory - Test Date: August 1985 to February 1986

Maximum Power and Fuel Consumption

Maximum Power: 44.0 HP (32.8 kW) at 2150 rpm
Fuel Consumption at Rated Engine Speed: 2.54 Gal/hr (9.62 l/h) with a fuel efficiency of 0.403 lb/hp.hr (0.245 kg/kW.h)
Standard PTO Speed (540 rpm): 2.50 Gal/hr (9.47 l/h) with a fuel efficiency of 0.399 lb/hp.hr (0.241 kg/kW.h)

Drawbar Performance

75% of Pull at Maximum Power: 27.5 HP (20.5 kW) with a drawbar pull of 2080 lbs (9.26 kN) at 4.95 mph (7.97 km/h) and a slip of 2.6%
Maximum Power in Selected Gear (8th Gear): 36.1 HP (26.9 kW) with a drawbar pull of 2775 lbs (12.34 kN) at 4.82 mph (7.76 km/h) and a slip of 3.5%

Torque and Engine Performance

Maximum Torque: 123.1 lb-ft (167 Nm) at 1602 rpm
Torque Rise: 14%

Hydraulic Performance

Maximum Force Exerted: 3730 lbs (16.60 kN) at hitch points
Pump Delivery Rate: 7.7 GPM (29.1 l/min) at minimum pressure and rated engine speed
Hydraulic Power: 10.1 HP (8.0 kW) at delivery pressure of 2390 psi (168 bar)

Overall Efficiency

Fuel Efficiency at Rated Engine Speed: 17.31 Hp.hr/gal (3.41 kW.h/l)
Fuel Consumption: 1.02 Gal/hr (3.85 l/h) at 2226 rpm

Nebraska Tractor Test Lab.(1986).Nebraska Summary: S003 Deutz-Allis 6240. Lincoln, NE:Nebraska Tractor Test Laboratory. Retrieved from https://digitalcommons.unl.edu/tractormuseumlit/2674