Specifications, Service and Repair of Farm and Lawn Tractors

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Massey Ferguson 235 Specifications

Massey Ferguson 235 Engine Technical Data

Gasoline Engine

Engine Model ..................... Continental Z145
Engine Type ..................... 4 Stroke, 4-cylinder liquid-cooled gasoline
Number of cylinders ..................... 4
Displacement, cu.in (L) ..................... 145 (2.40)
Engine Bore, in (mm) ..................... 3.38 (86.0)
Engine Stroke, in (mm) ..................... 4.07 (103.0)
Maximum Power, kw (hp) ..................... 46.0 (34.1)
Rated Speed, rpm ..................... 2000
Compression ratio ..................... 7.4:1
Firing order ..................... 1-3-4-2
Fuel System Type ..................... Carburetor
Carburetor Model ..................... Zenith 13795 / Zenith OE3435
Fuel Delivery ..................... Fixed Jet Carburetor
Ignition Timing ..................... 8 deg BTDC
Ignition Point Gap, in (mm) ..................... 0.017-0.022 (0.45-0.55)
Ignition Coil ..................... Delco-Remy
Spark Plug Gap, in (mm) ..................... 0.025 (0.63)
Spark Plug ..................... Champion RD-16 / AC-85S
Fuel Tank Capacity, gal (L) ..................... 14.0 (53.0)
Oil Capacity, qts (L) ..................... 6.0 (5.7)
Coolant Capacity, qts (L) ..................... 10.5 (9.8)
Electrical System Rating, Volts ..................... 12, Negative Ground

Diesel Engine

Engine Model ..................... Perkins AD3.152
Engine Type ..................... 4-Stroke, 3-cylinder, direct injection diesel
Number of Cylinders ..................... 3
Displacement, cu.in (L) ..................... 152 (2.50)
Engine Bore, in (mm) ..................... 3.60 (91.0)
Engine Stroke, in (mm) ..................... 5.00 (127.0)
Aspiration ..................... Natural
Rated Engine Power, hp (kW) ..................... 45.5 (33.9)
Rated Engine Speed, rpm ..................... 2000
Compression ..................... 16.5:1
Firing Order ..................... 1-2-3
Fuel System Type ..................... Direct injection
Fuel Injection Pump ..................... CAV DPA
Direction of Rotation ..................... Clockwise from drive end
Fuel Filter ..................... Paper element
Oil Pump Type ..................... Rotor type
Air Cleaner ..................... Dual dry element
Fuel Tank Capacity, gal (L) ..................... 14.0 (53.0)
Coolant Capacity, qts (L) ..................... 10.5 (9.9)
Oil Capacity, qts (L) ..................... 6.5 (6.2)
Electrical System Rating, Volts ..................... 12
Charging system ..................... Alternator
Alternator Rating, Amps ..................... 37

MF 235 Power Take-Off

PTO Operational Type (Std) ..................... Live (2-stage clutch)
PTO Operational Type (Opt) ..................... Independent
PTO Horsepower, hp (kW) ..................... 35.0 (26.1)
PTO Speed, rpm ..................... 540
PTO / Engine Speed, rpm ..................... 540/1700

Massey Ferguson 235 Transmission

Transmission Type ..................... 6F/2R, Gear
Number of Forward Speed ..................... 6
Number of Reverse Speed ..................... 2
Clutch ..................... Dry disc
Maximum Forward Speed, mph (kph) ..................... 17.1 (27.5)
Maximum Reverse Speed, mph (kph) ..................... 8.6 (13.8)

Transmission Type ..................... 8F/2R, Gear
Number of Forward Speed ..................... 8
Number of Reverse Speed ..................... 2
Clutch ..................... Dry disc
Maximum Forward Speed, mph (kph) ..................... 20.8 (33.4)
Maximum Reverse Speed, mph (kph) ..................... 8.6 (13.8)

Transmission Type ..................... Multi Power
Gearbox Type ..................... 12F/4R, Partial powershift
Number of Forward Speed ..................... 12
Number of Reverse Speed ..................... 4
Clutch ..................... Dry disc
Maximum Forward Speed, mph (kph) ..................... 22.3 (35.9)
Maximum Reverse Speed, mph (kph) ..................... 11.3 (18.1)

MF 235 Wheels and Tires

Drive Wheels ..................... 2WD 4x2
Steering Configuration ..................... Front Steer
Steering System (Std) ..................... Manual
Steering System (Opt) ..................... Power
Front Tire Size (Std) ..................... 6.00-16
Rear Tire Size (Std) ..................... 12.4-28
Front Tire Size (Opt) ..................... 7.50-16
Rear Tire Size (Opt) ..................... 13.6-28
Front Track Width, in (mm) ..................... 48-76 (1210-1930)
Rear Track Width, in (mm) ..................... 52-72 (1320-1820)
Service Brake ..................... Differential mechanical expanding shoe

Massey Ferguson 235 Hydraulics and Hitch

Hydraulic System Type ..................... Open center
Implement Pump Type, gpm (Lpm) ..................... Gear
Implement Pump Flow, gpm (Lpm) ..................... 10.0 (38.0)
Steering Pump Flow, gpm (Lpm) ..................... 5.0 (19.0)
Hydraulic Pressure, Bar (psi) ..................... 159 (2300)
Hydraulic Fluid Capacity, gal (L) ..................... 8.0 (30.3)
Number of Standard Remote Valves ..................... 0/2
3-Point Hitch Category ..................... 1
Draft Sensing or Lift Control ..................... Position and draft control

MF 235 Dimensions and Weight

Wheelbase, in (mm) ..................... 74.5 (1890)
Length, in (mm) ..................... 116.1 (2940)
Height (Steering Wheel), in (mm) ..................... 58.1 (1470)
Overall Width, in (mm) ..................... 64.6 (1640)
Shipping Weight (Gasoline), lb (kg) ..................... 3830 (1740)
Shipping Weight (Diesel), lb (kg) ..................... 4080 (1850)
Operating Weight (Gasoline), lb (kg) ..................... 4130 (1875)
Operating Weight (Diesel), lb (kg) ..................... 4135 (1880)

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MF TRACTORS SPECIFICATIONS

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MF FRONT END LOADERS

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MF TRACTORS MAINTENANCE

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MF TRACTORS TROUBLESHOOTING
1652 1749 2620 2725 2805
3050 3120 3640 3709 4245
4455 5320 5455 5613 6150
6280 6480 6615 7618 7720