Massey Ferguson 255 | 265 | 275 Tractor Service Manual

1 Service Manual Service Manual THIS IS A Manual PRODUCED BY JENSALES INC. WITHOUT THE AUTHORIZATION OF Massey HARRIS Massey Ferguson OR IT S SUCCESSORS. Massey HARRIS Massey Ferguson AND IT S SUCCESSORS ARE NOT RESPONSIBLE FOR THE QUALITY OR ACCURACY OF THIS Manual . TRADE MARKS AND TRADE NAMES CONTAINED AND USED HEREIN ARE THOSE OF OTHERS, AND ARE USED HERE IN A DESCRIPTIVE SENSE TO REFER TO THE PRODUCTS OF OTHERS. MF255, MF265 & MF275MH-S-MF255+Make: Massey -FergusonModel: 255 Years Made: 1975-1981 Make: Massey -FergusonModel: 265 Years Made: 1975-1983HP-PTO: : HP-Drawbar: : : HP-Drawbar: : 51 Engine-Make: PERKINSE ngine-Fuel: DIESELHP-Range: 61 Engine-Make: PERKINSE ngine-Fuel: DIESELE ngine-Cyl(s)-CID: 4/203 Transmission-STD: GEARO ptional: Engine-Cyl(s)-CID: 4/236 Transmission-STD: SMOptional: Fwd/Rev Standard: 8/2 Fwd/Rev Optional: Mfwd-Std/Opt: Fwd/Rev Standard: 8/2 Fwd/Rev Optional: 12/4 Mfwd-Std/Opt: Tires-Std Front: Rear: : Tires-Std Front: Rear.

2 Pto Type: LIVEPto Speed: 540 CAT I-3pt Hitch: TruePto Type: LIVEPto Speed: 540 CAT I-3pt Hitch: FalseCAT II-3pt Hitch: FalseCAT III-3pt Hitch: FalseHitch Lift: CAT II-3pt Hitch: TrueCAT III-3pt Hitch: FalseHitch Lift: Hydraulics-Type: Hyd-Cap: Hyd-Flow: Hydraulics-Type: Hyd-Cap: Hyd-Flow: Hyd Std Outlets: Cooling Capacity: Fuel Tank Capacity: Hyd Std Outlets: Cooling Capacity: Fuel Tank Capacity: Cab-Stdm A/C; Rops: Weight: 5970 New Price: 8087 Cab-Stdm A/C; Rops: Weight: 6385 New Price: 8721 Make: Massey -FergusonModel: 275 Years Made: 1975-1983HP-PTO: : HP-Drawbar: Serial NumberHP-Range: 67 Engine-Make: PERKINSE ngine-Fuel: DIESEL19759A207681 Engine-Cyl(s)-CID: 4/248 Transmission-STD: SMOptional: 19769A232539 Fwd/Rev Standard: 8/2 Fwd/Rev Optional: 12 Mfwd-Std/Opt: 19779A257837 Tires-Std Front: Rear: : 19789A280301 Pto Type: LIVEPto Speed: 540 CAT I-3pt Hitch: False19799A300200 CAT II-3pt Hitch: TrueCAT III-3pt Hitch: FalseHitch Lift: 19809A326169 Hydraulics-Type: Hyd-Cap: Hyd-Flow.

3 19819A339343 Hyd Std Outlets: Cooling Capacity: Fuel Tank Capacity: Cab-Stdm A/C; Rops: Weight: 6610 New Price: 20683 Paint Codes LocationMFG Color NameENGINEFLINT GREYYearBeginning Serial NumberBODY OF TRACTORMASSEY Ferguson RED19759A207681 TRIMSILVER MIST19769A23253919779A25783719789A280301 19799A30020019809A32616919819A3393431982 9A35058419839A354679 LEFT OF STEERING COLUMN, BELOW THE INSTRUMENT PANEL MF 265 & MF275 LEFT OF STEERING COLUMN, BELOW THE INSTRUMENT PANEL MF 255 PART 1 -IMPORTANT PROCEDURES AND DATA CONTENTS PAGE SAFETY PRECAUTIONS .. , .. 2 ROLL OVER PROTECTIVE STRUCTURES (ROPS) and/or SAFETY FRAMES.

4 3 Service PROCEDURE RECOMMENDAfiONS .. ,.. 3 SPECIAL TOOLS .. 3 TIGHTENING TORQUE RECOMMENDATIONS .. ,.. 4 CONVERSION .. 5 Service BULLETINS Although the latest available Service information has been included within this Manual at the time it was prepared .. this information is subject to change, or to be supplemented by Service bulletins. As these bulletins are received, record them in the space provided below. Bulletin No. Date Issued Subject, or Part Affected PREPARED BY F. PARROTT -1-IMPORTANT PROCEDURES AND DATA PART 2 AND GASOLINE ENGINES CONTENTS PAGE INTRODUCTION.

5 2 General Information .. '. 2 Engine Serial Number .. 2 SPECIFICATIONS .. 3 General Specifications .. Tightening Torques .. Engine Overhaul Specifications .. Lubrication System Specifications .. Fuel System Specifications .. Ignition System Specifications .. Cooling System Specifications .. 3 3 4 7 8 9 10 ENGINE REMOVAL AND INSTALLATION .. 10 Removing Engine .. ,.. 10 Installing Engine .. 11 CYLINDER HEAD .. 11 Removing Cylinder Head .. 11 Disassembling Cylinder Head.. 12 Cylinder Head Inspection and Servicing .. 12 Valve Guides .. 13 Valves and Valve Seats .. 13 Servicing Valves and Valve Seats.

6 13 Replacing Exhaust Valve Seat Inserts .. 13 Valve Springs and Valve Stem Seals .. 14 Rocker Arm Shaft Assembly .. 14 Disassembling Rocker Arm Shaft Assembly .. 14 Replacing Rocker Arm Bushings .. 15, Reassembling Rocker Arm Shaft Assembly .. 15 Reassembling Cylinder Head .. 15 Installing Cylinder Head.. 15 Adjusting Valve Lash .. 16 PISTONS AND CONNECTING RODS .. 17 Removing Piston/Connecting Rod Assembly .. 17 Separating Piston from Connecting Rod .. 17 Connecting Rods .. 17 Connecting Rod Alignment .. 17 Replacing Piston Pin Bushings .. 18 Pistons and Rings .. 18 Pistons.

7 18 Piston Rings .. 18 Rejoining Piston to Connecting Rod .. 19 Installing Piston/Connecting Rod Assembly .. 19 CYLINDER BLOCK AND LINERS .. 20 In,specting and Servicing Cylinder Block and Liners .. 20 Replacing Cylinder Liner .. 21 PAGE CRANKSHAFT AND MAIN BEA'RINGS .. 22 Crankshaft End-Play .. 22 Checking Crankshaft End-Play .. 22 Replacing Thrust Washers .. 22 Removing Crankshaft .. 23 Inspecting Crankshaft .. 23 Regrinding Crankshaft .. 24 Installing Crankshaft.. 24 Rear Crankshaft Oil Seal .. 25 One-Piece Lip-Type Seal .. 25 Two-Piece Rope-Type Seal .. 26 FLYWHEEL .. 27 Replacing Ring Gear.

8 , .. ,. 27 Installing Flywheel .. 27 TIMING CASE AND DRIVE Timing Gear Case .. Replacing Front Crankshaft Oil Seal .. Installing Timing Gear Cover .. Removing Timing Gear Housing .. Installing Timing Gear Housing .. Timing Gears .. Timing Gear Backlash and End-Play .. Removing Timing Gears .. Replacing Idler Gear Bushings .. Installing Timing Gears and 28 28 28 28 28 29 29 29 30 30 Retiming Engine .. 31 Camshaft .. 31 Camshaft End-Play .. 31 Removing Camshaft and Tatpets .. 31 Inspecting Camshaft, Bushmg, Thrust Washer and Tappets .. 32 Installing Camshaft and Tappets .. 32 Checking Valve Timing.

9 33 ENGINE BALANCER ASSEMBLY.. 33' Balancer Idler Gear Backlash and End-Play .. 33 Removing and Disassembling Balancer .. 34 Servicing Balancer Bearings .. 36 Reassembling Balancer .. 36 Instamng and Retiming Balancer .. 36 LUBRICATION SYSTEM .. 37 Oil Pan .. Removing Oil Pan .. Installing Oil Pan .. Oil Pump .. Removing and Disassembling 37 37 37 37 Oil Pump .. 37 Inspecting Oil Pump .. 38 Reassembling and Installing Oil Pump .. 38 Replacing Oil Filter .. 38 -1-PAGE PAGE FUEL AND AIR SYSTEM .. 39 IGNITION SYSTEM .. 48 Air Cleaner .. 39 Distributor .. 48 Servicing Outer Filter Element.

10 39 Checking Centrifugal Advance Servicing Inner Filter Element .. 39 Mechanism .. : .. 48 Carburetor .. 39 Removing Distributor .. 48 Removing Carburetor .. 39 Disassembling Distributor .. 49 Disassembling Carburetor .. 40 Reassembling Distributor .. 50 Servicing Carburetor .. 40 Installing Distributor and Reassembling Carburetor .. 42 Setting Ignition Timing .. 51 Installing Carburetor .. 43 Servicing Breaker Point Assembly .. 52 Adjusting Choke Cable .. 43 Servicing Condensor .. 52 Adjusting Carburetor and Ignition Coil .. 52 Governor Control Linkage .. 43 Spark Plugs .. 52 Adjusting Throttle Linkage.