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John Deere 4039DF001 Engine

General Technical Data

Engine Specifications

Engine Model ............... John Deere 4039DF001
Engine Type ............... 4-cycle inline 4-cylinder direct injection liquid-cooled diesel
Number of Cylinders ............... 4
Cylinder Arrangement ............... In-line
Engine Bore, in (mm) ............... 4.19 (106.5)
Engine Stroke, in (mm) ............... 4.33 (110.0)
Displacement, cu.in (L) ............... 239 (3.9)
Rated Engine Power, hp (kW) ............... 48-66 (36-49)
Rated Engine Speed, rpm ............... 1500-1800
Peak Torque ............... 170-258 lb-ft (230-350 Nm) at 1400-1600 rpm
Idle Speed ............... 750-850 rpm
Aspiration Type ............... Naturally Aspirated
Operating Speed ............... 1500-1800 rpm
Compression Ratio ............... 17.8:1
Firing Order ............... 1-3-4-2
Combustion Chamber design ............... Toroidal bowl inside piston crown design
Cylinder Liner Type ............... Wet replaceable full length sleeves
Main Bearings Quantity ............... 5 precision insert journals
Camshaft Drive Method ............... Helical cut direct gear drive assembly
Camshaft Material ............... Chill cast iron flame hardened lobes
Valves Per Cylinder ............... 2 overhead valves
Crankshaft Material ............... Forged steel steel alloy hardened journals
Connecting Rod Material ............... Forged steel alloy H-section rods
Cylinder Block Type ............... Cast iron
Cylinder Head Type ............... Cast iron single piece
Lubrication System ............... Full-pressure lubrication
Oil Pump Type ............... Gear-driven displacement pump
Oil Filter Type ............... Full-flow, spin-on cartridge
Cooling System ............... Liquid-cooled with bypass system
Water Pump Type ............... Belt-driven, centrifugal
Air Cleaner Type ............... Dry dual-stage heavy duty elements
Starting System ............... Electric Starter Motor
Electrical System ............... 12V or 24V options

Fuel System

Fuel Injection Pump Type ............... Stanadyne rotary distributor pump system
Fuel Injection Pump Model ............... Stanadyne DB2 rotary axial plungers pump
Fuel Transfer Pump Type ............... Mechanical diaphragm lift lever pump system
Fuel Injection Nozzles ............... Multi hole orifice type nozzle assembly
Fuel Injection Opening Pressure, psi (kPa) ............... 3200-3600 (22063-24821)
Fuel Filter Assembly ............... Single stage dual element element canister spin-on
Fuel Filter Micron Rating ............... 5 micron high efficiency structural medium filtration
Maximum Fuel Pump Inlet Restriction, in.Hg (kPa) ............... 6.0 (20.3)
Maximum Fuel Return Line Restriction, in.Hg (kPa) ............... 20.0 (67.7)
Governor Type ............... Mechanical centrifugal flyweight governor setup
Governor Regulation class ............... ISO 8528 G2 class performance droop
Governor Speed Droop ............... 3 percent to 5 percent active control range
Fuel Leak-off Return line line diameter, in (mm) ............... 0.25 (6.35)
Fuel Supply line pipe minimum diameter, in (mm) ............... 0.375 (9.52)
Injection Timing Angle, deg BTDC ............... 11 to 15 deg variable static base position
Fuel Grade Recommendation ............... ASTM D975 Grade 2-D premium low sulfur diesel fuel
Injection Line Wall Thickness, in (mm) ............... 0.063 (1.6)

Dimensions and Weight

Overall Length, in (mm) ............... 34.2 (870)
Overall Width, in (mm) ............... 22.4 (570)
Overall Height, in (mm) ............... 33.6 (855)
Dry Weight, lbs (kg) ............... 787 (357)
Wet Weight, lbs (kg) ............... 835 (379)

Maintenance Data

Service Information

Oil Pressure at Rated Speed, psi (kPa) ............... 50 (345)
Minimum Oil Pressure at Low Idle, psi (kPa) ............... 15 (105)
Relief Valve Opening Pressure, psi (kPa) ............... 65 (448)
Minimum Allowable Cap Pressure, psi (kPa) ............... 10.0 (69.0)
Thermostat Nominal Opening Temperature, F (C) ............... 180 (82)
Thermostat Full Open Position Temperature, F (C) ............... 202 (94)
Maximum Coolant Temperature Top Tank, F (C) ............... 212 (100)

Engine Oil and Coolant

Engine Oil Type .................. SAE 10W-30, 15W-40
API Service Classifications ......................... CH-4 or higher
Engine Oil Capacity with Filter, qt (L) ............... 9.0 (8.5)
Engine Coolant Capacity (Jacket only), qt (L) ............... 7.0 (6.6)
Power Unit Radiator Cooling Pack Capacity, qt (L) ............... 17.5 (16.5)

Service Intervals

Change engine oil ............... Every 250 hours
Replace oil filter ............... Every 250 hours
Replace fuel filter ............... Every 500 hours
Inspect air filter ............... Every 100 hours
Replace air filter ............... Every 1000 hours
Change coolant ............... Every 2000 hours
Valve-lash adjustment ............... Every 400 hours
Check fuel system ............... Every 1000 hours
Compression test ............... Every 1000 hours
Belt inspection ............... Every 100 hours

Service Specifications

Cylinder Bore Inside Diameter, in (mm) ............... 4.1929-4.1941 (106.500-106.530)
Cylinder Bore Inside Diameter (Wear Limit), in (mm) ............... 4.1965 (106.591)
Cylinder Bore Out-of-Round Max, in (mm) ............... 0.0015 (0.038)
Connecting Rod Small End Bushing I.D, in (mm) ............... 1.3762-1.3768 (34.955-34.971)
Connecting Rod Big End Bore I.D, in (mm) ............... 2.8745-2.8755 (73.012-73.038)
Crankshaft Main Journal Outer Diameter, in (mm) ............... 3.1230-3.1240 (79.324-79.350)
Crankshaft Main Journal Wear Limit, in (mm) ............... 3.1215 (79.286)
Main Bearing Shell Thickness, in (mm) ............... 0.0955-0.0960 (2.426-2.438)
Main Bearing Clearance, in (mm) ............... 0.0018-0.0042 (0.046-0.107)
Crankpin Journal Outer Diameter, in (mm) ............... 2.7480-2.7488 (69.800-69.820)
Crankshaft End Play, in (mm) ............... 0.001-0.014 (0.025-0.356)
Connecting Rod Bearing Clearance, in (mm) ............... 0.0016-0.0038 (0.041-0.097)
Connecting Rod Side Clearance, in (mm) ............... 0.007-0.013 (0.178-0.330)
Crankshaft Main Bearing Bore I.D, in (mm) ............... 3.3145-3.3155 (84.188-84.214)
Piston Skirt Outer Diameter, in (mm) ............... 4.1878-4.1890 (106.370-106.400)
Piston to Cylinder Bore Clearance, in (mm) ............... 0.0045-0.0055 (0.114-0.140)
Piston Pin Bore Inside Diameter, in (mm) ............... 1.3753-1.3757 (34.933-34.943)
Piston Pin Outside Diameter, in (mm) ............... 1.3748-1.3751 (34.920-34.928)
Piston Pin to Piston Pin Bore Clearance, in (mm) ............... 0.0002-0.0009 (0.005-0.023)
Piston Pin to Small End Bushing Clearance, in (mm) ............... 0.0011-0.0020 (0.028-0.051)
Top Ring Groove Width, in (mm) ............... 0.0965-0.0980 (2.451-2.489)
Second Ring Groove Width, in (mm) ............... 0.0953-0.0965 (2.421-2.451)
Oil Ring Groove Width, in (mm) ............... 0.1882-0.1894 (4.780-4.811)
Top Ring End Gap, in (mm) ............... 0.012-0.022 (0.305-0.559)
Second Ring End Gap, in (mm) ............... 0.010-0.020 (0.254-0.508)
Oil Ring End Gap, in (mm) ............... 0.010-0.025 (0.254-0.635)
Intake Valve Head Diameter, in (mm) ............... 1.74 (44.2)
Exhaust Valve Head Diameter, in (mm) ............... 1.52 (38.6)
Intake Valve Stem to Guide Clearance, in (mm) ............... 0.0015-0.0035 (0.038-0.089)
Exhaust Valve Stem to Guide Clearance, in (mm) ............... 0.0025-0.0045 (0.064-0.114)
Valve Guide Installed Height, in (mm) ............... 0.580-0.600 (14.73-15.24)
Intake Valve Face Angle, degrees ............... 45
Exhaust Valve Face Angle, degrees ............... 45
Intake Valve Seat Angle, degrees ............... 45
Exhaust Valve Seat Angle, degrees ............... 45
Intake Valve Recession, in (mm) ............... 0.024-0.040 (0.610-1.016)
Exhaust Valve Recession, in (mm) ............... 0.024-0.040 (0.610-1.016)
Valve Spring Free Length, in (mm) ............... 2.14 (54.36)
Camshaft Journal Outside Diameter (№1), in (mm) ............... 2.2015-2.2025 (55.918-55.944)
Camshaft Journal Outside Diameter (№2), in (mm) ............... 2.1332-2.1342 (54.183-54.209)
Camshaft Journal Outside Diameter (№3), in (mm) ............... 2.0652-2.0662 (52.456-52.481)
Camshaft Journal Outside Diameter (№4), in (mm) ............... 1.9963-1.9973 (50.706-50.731)
Camshaft Bushing Inside Diameter (№1), in (mm) ............... 2.2040-2.2060 (55.982-56.032)
Camshaft Journal Clearance, in (mm) ............... 0.0015-0.0045 (0.038-0.114)
Camshaft End Play, in (mm) ............... 0.003-0.009 (0.076-0.229)
Cam Lobe Lift (Intake), in (mm) ............... 0.265 (6.73)
Cam Lobe Lift (Exhaust), in (mm) ............... 0.258 (6.55)
Rocker Arm Shaft Outside Diameter, in (mm) ............... 0.7852-0.7862 (19.944-19.969)
Rocker Arm Bushing Inside Diameter, in (mm) ............... 0.7872-0.7887 (19.995-20.033)
Rocker Arm Bushing to Shaft Clearance, in (mm) ............... 0.0010-0.0035 (0.025-0.089)
Tappet Outside Diameter, in (mm) ............... 1.1422-1.1432 (29.012-29.037)
Tappet Bore Inside Diameter, in (mm) ............... 1.1445-1.1460 (29.070-29.108)
Tappet to Block Bore Clearance, in (mm) ............... 0.0013-0.0038 (0.033-0.097)

Tightening Torques

Cylinder Head Bolt (Step 1), lb-ft (Nm) ............... 75 (102)
Cylinder Head Bolt (Step 2), lb-ft (Nm) ............... 110 (149)
Connecting Rod Cap Bolt, lb-ft (Nm) ............... 40 (54)
Main Bearing Cap Bolt (early S/N), lb-ft (Nm) ............... 85 (115)
Main Bearing Cap Bolt (late S/N), lb-ft (Nm) ............... 100 (136)
Flywheel to Crankshaft Bolt (with Washers), lb-ft (Nm) ............... 120 (163)
Flywheel to Crankshaft Bolt (w/o Washers), lb-ft (Nm) ............... 111 (150)
Flywheel Housing to Block Bolt (M10), lb-ft (Nm) ............... 35 (47)
Flywheel Housing to Block Bolt (M12), lb-ft (Nm) ............... 63 (85)
Crankshaft Vibration Damper Bolt, lb-ft (Nm) ............... 150 (203)
Rocker Arm Shaft Clamp Bolt, lb-ft (Nm) ............... 35 (47)
Rocker Arm Adjusting Locknut, lb-ft (Nm) ............... 20 (27)
Valve Cover Fastening Screw, lb-in (Nm) ............... 96 (11)
Timing Gear Cover Bolt, lb-ft (Nm) ............... 20 (27)
Camshaft Thrust Plate Bolt, lb-ft (Nm) ............... 35 (47)
Camshaft Timing Gear Drive Bolt, lb-ft (Nm) ............... 100 (136)
Oil Pump Assembly Base Bolt, lb-ft (Nm) ............... 35 (47)
Oil Pump Cover Fastening Bolt, lb-ft (Nm) ............... 20 (27)
Oil Pan Drain Plug Fitting, lb-ft (Nm) ............... 37 (50)
Oil Pan Perimeter Mounting Bolt (M8), lb-ft (Nm) ............... 20 (27)
Oil Pan Perimeter Mounting Bolt (M10), lb-ft (Nm) ............... 35 (47)
Oil Pressure Regulator Plug, lb-ft (Nm) ............... 35 (47)
Oil Cooler Housing Mounting Bolt, lb-ft (Nm) ............... 20 (27)
Oil Filter Header Center Stud, lb-ft (Nm) ............... 40 (54)
Intake Manifold Flange Fastener, lb-ft (Nm) ............... 20 (27)
Exhaust Manifold Flange Nut, lb-ft (Nm) ............... 35 (47)
Water Pump Mounting Fastener, lb-ft (Nm) ............... 20 (27)
Thermostat Housing Cover Bolt, lb-ft (Nm) ............... 20 (27)
Fan Pulley Assembly Drive Bolt, lb-ft (Nm) ............... 35 (47)
Alternator Mounting Support Pivot Bolt, lb-ft (Nm) ............... 35 (47)
Alternator Tension Link Adjusting Bolt, lb-ft (Nm) ............... 20 (27)
Starter Motor Anchor Flange Bolt, lb-ft (Nm) ............... 35 (47)
Fuel Injection Pump Drive Gear Nut, lb-ft (Nm) ............... 60 (81)
Fuel Injection Pump Flange Nut, lb-ft (Nm) ............... 25 (34)
Fuel Injection Nozzle Clamp Bolt, lb-ft (Nm) ............... 27 (37)
Fuel High Pressure Line Gland Nut, lb-ft (Nm) ............... 20 (27)
Fuel Low Pressure Feed Line Bolt, lb-ft (Nm) ............... 15 (20)
Fuel Transfer Pump Mounting Nut, lb-ft (Nm) ............... 20 (27)
Fuel Filter Bracket Support Bolt, lb-ft (Nm) ............... 25 (34)
Crankcase Vent Tube Bracket Screw, lb-in (Nm) ............... 85 (9.6)
Balancer Shaft Thrust Plate Fastener, lb-ft (Nm) ............... 35 (47)
Front Engine Support Mounting Bracket, lb-ft (Nm) ............... 63 (85)
Rear Engine Support Adapter Fastener, lb-ft (Nm) ............... 100 (136)
Glow Plug Component Installation, lb-ft (Nm) ............... 15 (20)
Oil Line Turbo Feed Union Fitting, lb-ft (Nm) ............... 18 (24)
Oil Line Drain Flange Screw, lb-ft (Nm) ............... 20 (27)
Air Intake Duct Clamping Sleeve, lb-in (Nm) ............... 45 (5.1)
Exhaust Elbow Connecting V-Band Coupling, lb-in (Nm) ............... 70 (7.9)
Coolant Heater Core Block Plug, lb-ft (Nm) ............... 40 (54)
Water Temperature Sensor, lb-ft (Nm) ............... 22 (30)
Oil Pressure Sender Terminal Nut, lb-in (Nm) ............... 15 (1.7)
Flywheel Inspection Cover Fixing Screw, lb-in (Nm) ............... 85 (9.6)
Rear Crankshaft Oil Seal Case Screw, lb-in (Nm) ............... 96 (11)
Main Bearing Cap Cross Tie Bolts, lb-ft (Nm) ............... 45 (61)
Cylinder Block Oil Gallery Core Plugs, lb-ft (Nm) ............... 25 (34)
Cylinder Head Water Jacket Side Plugs, lb-ft (Nm) ............... 30 (41)
Injection Pump Lock Timing Screw, lb-in (Nm) ............... 85 (9.6)
Fuel Leak-off Tee Return Connector, lb-in (Nm) ............... 35 (4.0)
Air Restriction Indicator Adapter Fitting, lb-in (Nm) ............... 25 (2.8)

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• John Deere Engines Specs
  
• John Deere 4039D Specs
  
• John Deere 4039DF Specs
  
• John Deere 4039T Specs
  
• John Deere 4039TF001 Specs
  

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