Specifications, Service and Repair of Farm and Lawn Tractors

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Massey Ferguson 8240 Specs

MF 8240 Engine Specifications

Engine Model - Valmet 620
Number of cylinders - 6
Turbocharger - Yes
Air / Air intercooler - Yes
Bore (mm) - 108
Stroke (mm) - 120
Capacity (l) - 6.6
Rated power (ISO Kw) - 125
At engine speed (rpm) - 2200
Maximum torque (ISO Nm) - 727
Engine speed at maximum torque - 1400
Idle speed - 950
Maximum power speed (rpm) - 2200
Maximum speed at no load (rpm) - 2354
Lubrication - By gear pump - suction strainer and interchangeable external cartridge filters
Valves - Overhead valves operated by pushrods
Rocker arm clearance (cold) Inlet, mm - 0.35
Rocker arm clearance (cold) Exhaust, mm - 0.35
Engine oil cooler - Yes
Fuel filter - Yes
No. of elements - 2
Injection pump - Stanadyne/Bosch
Injectors and nozzle holder - Stanadyne
Two-stage air filter, a dry filter element with a filter-clogging indicator.
Start up in cold weather - Thermostart
Cooling system mode - Thermostat controlled, open temperature 82C.
Fan - Viscostatic releasable type
Water pump - belt-driven
Fan belt tension - 15 mm (0.6") to 20 mm (0.8") on the longest run
Voltage - 12 volt, negative to ground
Batteries - 2 maintenance-free batteries
Alternator - 120 Amp.
Starter safety - Controlled by clutch pedal
Headlights - European dipped beam 40/45 W
Parking lights - 5 W
Direction indicators - 21 W
Number plate light - 10 W
Work lights - 55 W-H3
Dials and signal lamp lighting - 3 W - 2 W - 1,2 W
Roof light - 10 W

Massey Ferguson 8240 Transmission

Transmission Type - Dynashift gearbox with mechanical
Speeds - 32 forward speeds reverse shuttle / 32 reverse speeds
Features - four ratios selectable without declutching, synchromesh reverse shuttle
Clutch - wet clutch 7 plates
Creeper gearbox - 48 forward speeds / 48 reverse speeds
Filtering - 1 x 60 micron suction strainer
Final Reduction drive units - Epicyclical, located in rear axle housings
Final Reduction ratios (Heavy duty sealed compartment) - 6.21:1

Power take-off

Interchangeable shaft - 540 (6 splines) or 1000 rpm (21 splines) at engine speed of 2000 rpm.
Shiftable - with 540 rpm or 1000 rpm interchangeable end
750 rpm economy PTO - 750 rpm at engine speed of 2000 rpm (6 splines, shaft 35 mm / 20 splines shaft 44.5 mm or 21 splines shaft 35 mm)

MF 8240 Front axle

Front axle Model - Dana AG200 (4-wheel drive)
Clutch mechanism - Electro-hydraulically controlled from a button on the armrest inside the cab
Differential lock - Differential lock coupling is electro-hydraulically controlled
Lock - hydromechanical dog coupling (Dana AG200 front axles)
Gear ratios (Dana AG200) - 20.475/1

Steering and Brakes

Brakes Type - disc brakes, two discs per wheel with double reduction unit constant flow lubrication, external dia. 313 mm.
Lining internal dia - 239 mm.
Operation - Hydraulic, using two master cylinders.
Parking brake - operates on intermediate shaft of drive pinion.
Park lock - mechanically locks the intermediate shaft of the drive pinion.
Rear differential lock Type - 5'' or 7'' multidisc (according to version) in oil bath, standard torque
Control - Electrically controlled hydraulics
Steering Type - Hydrostatic, telescopic or fixed tilting steering column two double action steering rams
Front Wheels (4 wheel drive) - adjustable steel rims
Rear Wheels - steel rims (fixed or adjustable), manually adjustable pressed steel rim with cast iron disc

Massey Ferguson 8240 Hydraulics and Hitch

Type - Closed centre hydraulic circuit with flow and pressure regulation
Hydraulic circuit - 110 l/min at 200 bar
Pump Type - variable displacement pump
Valves - 3
Pump flow - 27.7 gpm (104.8 lpm)
Rear Type - 3
Hitch lift - 14000 lbs (6350 kg)

Capacities

Fuel tank with additional reserve - 410 L
Cooling system - 34 L
Engine sump - 20 L
Transmission / rear axle Dynashift gearbox (Heavy Duty sealed) - 120 L
AG200 front axle assembly - 10.2 L
AG200 front final drive unit (each) - 1,8 L
Heavy Duty Sealed Rear final drive unit (each) - 3,6 L
Composite rear final drive drive units (each) - 4,5 L

MF 8240 Dimensions and Weights

Wheelbase, mm - 2985
Overall length (with 3PT, without front weights), mm - 5111/5109
Height to roof (cab tractor), mm - 3042
Overall width, mm - 2880
Ground clearance, mm - 453
Front tyres - 16.9R30
Rear tyres - 20.8 R42
Min. weight (with full tank, without extra weight steel wheels) - 7580/7665 kg

Massey Ferguson 1090 Loader

Height (to pin) - 179 inches (454 cm)
Clearance, dumped bucket - 139 inches (353 cm)
Dump reach - 37 inches (93 cm)
Dump angle - 47
Clearance, level bucket - 168 inches (426 cm)
Reach at ground - 106 inches (269 cm)
Rollback angle - 38
Lift to full height (at pin) - 6700 lbs (3039 kg)
Lift to full height (at 800mm) - 5300 lbs (2404 kg)
Bucket width - 96 inches (243 cm)
Raise time to height - 5.3 s
Bucket dump time - 2.7 s
Lowering time - 3.6 s
Rollback time - 2.2 s

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