The John Deere 4039D is an engine rated at 1800 rpm, producing up to 43 kW. It powers generator sets from John Deere, including the 4039.
Also known as: JOHN DEERE 4039D
| Rated speed | 1800 rpm |
|---|---|
| Gross power | 43 kW |
| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Fire Extinguisher | Other | 100 hr | Service | |
| PTO Clutch Shaft Bearing | Lubricate | 100 hr | ||
| PTO clutch shaft bearings | Lubricate | 100 hr | One or two shots of John Deere Multipurpose Lubricant; shaft fittings lubricated at 600 Hours/1-Year | |
| Battery | Other | 250 hr | Service | |
| Engine Oil and Filter | Change | 250 hr | First service — First change after 100 hours max, then every 250 hours; extend by 50 hrs with TORQ-GARD SUPREME PLUS-50 and JD filter | |
| Fan and alternator V-belt tension | Check | 250 hr | On engines with dual belts, check tension of front belt only | |
| PTO clutch adjustment | Check | 250 hr | Measure clutch engagement force at handle grip | |
| V-Belt Tension | Check | 250 hr | ||
| Engine valve clearance | Adjust | 1200 hr | 24 mo | First service — Initial valve clearance adjustment after first 400 hours of operation on new or rebuilt engines |
| Air Intake Hoses | Check | 600 hr | 12 mo | |
| Air cleaner elements | Replace | 600 hr | 12 mo | Inspect and service; always replace secondary element, never clean it |
| Air intake hoses and connections | Check | 600 hr | 12 mo | Tighten hose clamps; inspect hoses for cracks |
| Air intake system | Check | 600 hr | 12 mo | Service air intake system; inspect dust unloader valve |
| Coolant solution | Test | 600 hr | 12 mo | Coolant solution analysis (COOLSCAN); add inhibitor as needed |
| Cooling system | Check | 600 hr | 12 mo | Check entire cooling system for leaks; tighten all clamps securely |
| Crankcase vent tube | Clean | 600 hr | 12 mo | Clean at shorter intervals in dusty conditions |
| Fuel filter element | Replace | 600 hr | 12 mo | Bleed fuel system after replacement |
| PTO clutch internal levers and linkage | Lubricate | 600 hr | 12 mo | Apply one shot of John Deere Multipurpose Lubricant to pivot points and release lever shaft fittings |
| Cooling system | Drain | 1200 hr | 24 mo | Flush cooling system and replace thermostats; fill with recommended clean coolant |
| Cooling system and radiator cap | Test | 1200 hr | 24 mo | Pressure test cooling system and radiator cap at 50 kPa (0.5 bar) (7 psi) |
| Crankshaft vibration damper | Check | 1200 hr | 24 mo | Replace damper every 4500 hours or 5 years, whichever occurs first |
| Engine speeds | Adjust | 1200 hr | 24 mo | Check and adjust engine speeds |
| Engine tune-up | Other | 1200 hr | 24 mo | Recommended every 1200 hours or 2 years, whichever comes first |
| Fuel injection system | Check | 1200 hr | 24 mo | Check engine/injection pump timing, clean injection nozzles, adjust opening pressure |
| Thermostats | Replace | 1200 hr | 24 mo | Remove and discard thermostats and gasket material; install new gasket and thermostats; tighten cap screws to 27 N-m (20 lb-ft) |
| Turbocharger | Inspect | 1200 hr | 24 mo | Check excessive radial or axial end play of compressor wheel and boost pressure on turbocharged engines |
| Coolant inhibitors (SCA) | Check | 6 mo | Check inhibitors between drain intervals every 6 months or 30,000 miles at low speed operation, or 12 months or 25,000 miles at normal operation; replenish with supplemental coolant additive | |
| Coolant solution (glycol and inhibitor level) | Test | 6 mo | 6 month/15,000 mile low speed operation or 12 month/25,000 mile normal operation intervals, and whenever excessive coolant is lost through leaks or overheating | |
| Valve clearance | Check | First service — Recheck valve clearances after engine break-in and adjust as necessary |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Clearance | Balancer shaft end play (4-cylinder engines) | 0.05—0.26 | mm (0.002—0.010 in.) | wear limit 0.38 mm (0.015 in.) |
| Clearance | Balancer shaft journal-to-bushing oil clearance | 0.024—0.100 | mm (0.001—0.004 in.) | maximum allowable 0.15 mm (0.006 in.) |
| Clearance | Camshaft end play | 0.08—0.23 | mm (0.003—0.009 in.) | wear limit 0.38 mm (0.015 in.) |
| Clearance | Camshaft thrust plate clearance | 0.08—0.23 | mm (0.003—0.009 in.) | wear limit 0.38 mm (0.015 in.) |
| Clearance | Connecting rod bearing-to-journal oil clearance (new parts 3029/4039/6059) | 0.025—0.102 | mm (0.0012—0.0040 in.) | wear limit 0.152 mm (0.0600 in.) |
| Clearance | Connecting rod bearing-to-journal oil clearance (new parts 4045/6068) | 0.050—0.127 | mm (0.0020—0.0050 in.) | wear limit 0.152 mm (0.0600 in.) |
| Clearance | Crankshaft End Play | .001" - .014" | in | |
| Clearance | Crankshaft end play (new parts, six-piece thrust bearing) | 0.025—0.35 | mm (0.001—0.014 in.) | wear limit 0.50 mm (0.020 in.) |
| Clearance | Crankshaft end play (new parts, two-piece thrust bearing) | 0.05—0.25 | mm (0.002—0.010 in.) | wear limit 0.50 mm (0.020 in.) |
| Clearance | Crankshaft main bearing-to-journal clearance | 0.025—0.102 | mm (0.0009—0.0040 in.) | |
| Clearance | Crankshaft main or rod journal maximum taper / out-of-round | 0.010 / 0.005 | mm (0.0004 / 0.0002 in.) | |
| Clearance | Crankshaft main thrust bearing-to-journal (side) oil clearance | 0.090—0.217 | mm (0.0035—0.0085 in.) | |
| Clearance | Cylinder Liner Protrusion | .001" - .004" | in | |
| Clearance | Cylinder head flatness - maximum acceptable out-of-flat (entire length or width) | 0.08 | mm (0.003 in.) | |
| Clearance | Cylinder head flatness - maximum acceptable out-of-flat per 150 mm (5.90 in.) | 0.03 | mm (0.001 in.) | |
| Clearance | Cylinder head thickness - new | 104.87—105.13 | mm (4.129—4.139 in.) | minimum acceptable 104.24 mm (4.104 in.) |
| Clearance | Cylinder liner height above block | 0.030—0.100 | mm (0.001—0.004 in.) | maximum permissible height difference 0.05 mm (0.002 in.) |
| Clearance | Exhaust valve - lift | 11.28—12.12 | mm (0.444—0.477 in.) | at 0.00 mm (in.) clearance; wear limit 10.85 mm (0.427 in.) |
| Clearance | Exhaust valve - recess in cylinder head | 1.22—1.72 | mm (0.048—0.068 in.) | worn limit 2.26 mm (0.089 in.) |
| Clearance | Flywheel housing seal bore maximum permissible run-out | 0.152 | mm (0.006 in.) | |
| Clearance | Intake valves - lift | 11.56—12.37 | mm (0.455—0.487 in.) | at 0.00 mm (in.) clearance; wear limit 11.13 mm (0.438 in.) |
| Clearance | Intake valves - recess in cylinder head | 0.61—1.11 | mm (0.024—0.044 in.) | worn limit 1.63 mm (0.064 in.) |
| Clearance | Piston Protrusion | .003" - .012" | in | |
| Clearance | Piston protrusion above block deck (using JDG451 or KJD10123 gauge) | 0.08—0.31 | mm (0.003—0.012 in.) | |
| Clearance | Piston protrusion above block deck (using magnetic base dial indicator) | 0.15—0.38 | mm (0.006—0.015 in.) | |
| Clearance | Piston-to-liner clearance (naturally aspirated engines, measured at bottom of piston skirt) | 0.08—0.14 | mm (0.003—0.005 in.) | |
| Clearance | Piston-to-liner clearance (turbocharged engines, measured at bottom of piston skirt) | 0.08—0.15 | mm (0.003—0.006 in.) | |
| Clearance | Upper and lower idler gear end play | 0.14—0.29 | mm (0.006—0.012 in.) | wear limit 0.40 mm (0.016 in.) |
| Clearance | Valve guide-to-valve stem clearance (new) | 0.05—0.10 | mm (0.002—0.004 in.) | wear limit 0.15 mm (0.006 in.) |
| Gap | Air cleaning gun nozzle distance from perforated metal retainer | 25.4 | mm (1.0 in.) | |
| Gap | Timing gear backlash - camshaft-to-upper idler (helical gears) | 0.07—0.35 | mm (0.003—0.014 in.) | wear limit 0.51 mm (0.020 in.) |
| Gap | Timing gear backlash - injection pump-to-upper idler (helical gears) | 0.07—0.35 | mm (0.003—0.014 in.) | wear limit 0.51 mm (0.020 in.) |
| Gap | Timing gear backlash - upper idler-to-crankshaft (helical gears) | 0.07—0.30 | mm (0.003—0.012 in.) | wear limit 0.40 mm (0.016 in.) |
| Other | Air cleaning gun pressure for cleaning primary filter element, maximum | 210 | kPa (2.1 bar) (30 psi) | |
| Other | Camshaft follower-to-bore clearance | 0.06—0.13 | mm (0.002—0.005 in.) | |
| Other | Camshaft thrust plate thickness | 3.96—4.01 | mm (0.156—0.158 in.) | wear limit 3.83 mm (0.151 in.) |
| Other | Crankshaft vibration damper replacement interval | 4500 hours or 5 years, whichever occurs first | ||
| Other | Dual V-belt tension, new belt | 423-467 | N (95-104 lb force) | |
| Other | Dual V-belt tension, used belt | 378-423 | N (85-94 lb force) | belts are considered used after 10 minutes of operation |
| Other | Left-hand auxiliary gear drive, continuous operation | 30 | kW (40 hp) | |
| Other | Left-hand auxiliary gear drive, intermittent operation | 37 | kW (50 hp) | |
| Other | Oil pressure regulating valve | 95 | N·m (70 lb-ft) | |
| Other | PTO clutch engagement force | 267-311 | N (60-70 lb force) | measured at handle grip with a spring scale |
| Other | Poly V-belt deflection with 130 N (30 lb force) applied halfway between pulleys | 13 | mm (1/2 in.) | warm belts |
| Other | Right-hand auxiliary gear drive, continuous operation | 11 | kW (15 hp) | |
| Other | Right-hand auxiliary gear drive, intermittent operation | 19 | kW (26 hp) | |
| Other | Rinsing water pressure for washing primary filter element, maximum | 280 | kPa (2.8 bar) (40 psi) | |
| Other | Single V-belt tension, new belt | 578-622 | N (130-140 lb force) | |
| Other | Single V-belt tension, used belt | 378-423 | N (85-94 lb force) | belts are considered used after 10 minutes of operation |
| Other | Standard V-belt deflection with 89 N (20 lb force) applied halfway between pulleys | 19 | mm (3/4 in.) | warm belts |
| Other | Tachometer drive gear (knurled end) OD | 12.88—12.92 | mm (0.506—0.508 in.) | |
| Other | Valve face angle | 29.25 | degrees ±0.25 | |
| Pressure | Cooling system pressure test | 50 | kPa (0.5 bar) (7 psi) | |
| Pressure | Maximum air intake restriction | 6.22 | kPa (0.06 bar) (1.0 psi) (25 in. H2O) | |
| Pressure | Minimum oil pressure at 850 rpm (3-cylinder engines) | 140 | kPa (1.4 bar) (20 psi) | at 850 rpm |
| Pressure | Minimum oil pressure at 850 rpm (except 3-cylinder) | 103 | kPa (1.03 bar) (15 psi) | at 850 rpm |
| Pressure | Normal engine oil pressure | 380 +/- 103 | kPa (3.80 bar +/- 1.03 bar) (55 +/- 15 psi) | at rated full load speed (1800-2500 rpm) with oil at normal operating temperature of 105 C (220 F) |
| Pressure | Radiator cap pressure test | 50 | kPa (0.5 bar) (7 psi) | gauge should hold pressure for 10 seconds |
| Speed | Fast idle speed (generator set governor) | 3-5% above rated speed | rpm | |
| Speed | Fast idle speed (standard governor) | 7-10% above rated speed | rpm |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Coolant | 50/50 mixture of quality water and ethylene glycol concentrate (antifreeze) plus 3% (by volume) supplemental coolant additives (SCA's) | Ethylene glycol concentrate meeting ASTM D5345 (prediluted coolant) or ASTM D4985 (coolant concentrate) | John Deere Prediluted Antifreeze/Summer Coolant, John Deere Antifreeze/Summer Coolant Concentrate, John Deere Low Silicate Antifreeze, or John Deere COOL-GARD. Freeze protection limits by % concentrate: 40% = -24 C (-12 F); 50% = -37 C (-34 F); 60% = -52 C (-62 F). | ||
| Coolant | Water quality specification for mixing with coolant concentrate | Chlorides max 40 ppm (2.5 grains/US gal); Sulfates max 100 ppm (5.9); Total dissolved solids max 340 ppm (20); Total hardness max 170 ppm (10); pH 5.5—9.0 | Distilled, deionized or demineralized water recommended. Water may be used as coolant in emergency situations only. | ||
| Coolant | John Deere PREDILUTED ANTIFREEZE/SUMMER COOLANT, John Deere COOL-GARD, or John Deere ANTIFREEZE/SUMMER COOLANT CONCENTRATE (low silicate ethylene glycol + SCAs); otherwise low silicate ethylene glycol base coolant | ASTM D5345 (prediluted coolant) or ASTM D4985 (coolant concentrate) | above -52°C | 40% concentrate = -24 C (-12 F); 50% = -37 C (-34 F); 60% = -52 C (-62 F). Do not use automotive-type coolants meeting ASTM D3306 or ASTM D4656. Do not use soluble oil. Coolants meeting ASTM D5345/D4985 require an initial charge of supplemental coolant additives. | |
| Coolant | John Deere Prediluted Antifreeze/Summer Coolant, Antifreeze/Summer Coolant Concentrate, Low Silicate Antifreeze, or COOL-GARD | above 52°C | 50/50 mixture of water and ethylene glycol antifreeze plus 3% by volume SCA; 60% concentrate gives -52°C (-62°F) protection | ||
| Engine oil | John Deere ENGINE BREAK-IN OIL; if not available, API Service Classification CE or ACEA Specification E1 | API CE, ACEA E1 | Use during the first 100 hours of operation of a new or rebuilt engine. Do not use PLUS-50 or oils meeting API CG4, API CF4, ACEA E3 or ACEA E2 during break-in. | ||
| Engine oil | John Deere Engine Break-In Oil | Factory fill; drain after first 100 hours of operation; do not use TORQ-GARD SUPREME PLUS-50 during the first 100 hours of operation after an engine rebuild | |||
| Engine oil | John Deere PLUS-50 engine oil preferred; API Service Classification CG-4 or CF-4; ACEA Specification E3 or E2 | API CG-4, API CF-4, ACEA E3, ACEA E2 | Multi-viscosity diesel engine oils preferred. If PLUS-50 oil and a John Deere oil filter are used, the oil and filter service interval may be extended by 50%. If diesel fuel sulfur content is greater than 0.5%, reduce the service interval by 50%. | ||
| Engine oil | John Deere TORQ-GARD SUPREME PLUS-50 (preferred); TORQ-GARD SUPREME; UNI-GARD; API CE or CD | API CE / API CD / CCMC D5 / CCMC D4 | Break-in oil used for first 100 hours; do not use TORQ-GARD SUPREME PLUS-50 during first 100 hours after rebuild | ||
| Engine oil | John Deere TORQ-GARD SUPREME oil also recommended | Select oil viscosity based on the expected air temperature range during the period between oil changes. Temperature limits and service intervals apply to both conventional and synthetic oils. | |||
| Engine oil | John Deere TORQ-GARD SUPREME PLUS-50 (preferred); John Deere TORQ-GARD SUPREME; John Deere UNI-GARD; or oil meeting API CE, API CD, CCMC D5, CCMC D4 | API Service Classification CE or CD; CCMC Specification D5 or D4 | -40°C to 50°C | Use oil viscosity based on expected air temperature range. Arctic oils (MIL-L-46167B) may be used below -30 C (-22 F). If John Deere TORQ-GARD SUPREME PLUS-50 oil and a John Deere oil filter are used, oil and filter service interval may be extended by 50 hours. If diesel fuel sulfur content is greater than 0.5%, reduce engine oil and filter service interval by 50%. | |
| Fuel | Diesel fuel | EN 590 or ASTM D975 | Cetane number 40 minimum (greater than 50 preferred, especially below -20 C or above 1500 m). Sulfur content should not exceed 0.5%; less than 0.05% preferred; DO NOT use fuel with sulfur content greater than 1.0%. Cold Filter Plugging Point below expected low temperature, or Cloud Point at least 5 C (9 F) below expected low temperature. Fuel lubricity should pass a minimum of 3100 gram load level by BOCLE scuffing test. Bio-diesel meeting DIN 51606 or equivalent may be used. DO NOT mix used engine oil or any other lubricant with diesel fuel. | ||
| Fuel | Diesel fuel; Grade No. 1-D fuel best suited below 5 C (40 F) | Military Specification VV-F-800E preferred in North America; EN 590 in most European countries; ASTM D975 | Cetane number 40 minimum (greater than 50 preferred, especially below -20 C or above 1500 m). CFPP below expected low temperature or cloud point at least 5 C below expected low temperature. Sulfur content should not exceed 0.5% (less than 0.05% preferred); do not use diesel fuel with sulfur content greater than 1.0%. Lubricity must pass BOCLE scuffing test at 3300 gram minimum load level. | ||
| Fuel | Diesel per VV-F-800E (North America) or EN 590 (Europe); ASTM D975 minimum Cetane 40 | VV-F-800E / EN 590 / ASTM D975 | Sulfur content should not exceed 0.5%; never exceed 1.0%; reduce oil/filter interval by 50% if sulfur >0.5% | ||
| Grease | John Deere HIGH TEMPERATURE EP GREASE, John Deere MOLY HIGH TEMPERATURE EP GREASE, or John Deere GREASE-GARD | NLGI Performance Classification GC-LB | Use grease based on NLGI consistency numbers and expected air temperature range during the service interval. | ||
| Grease | John Deere MOLY HIGH TEMPERATURE EP; John Deere HIGH TEMPERATURE EP GREASE; John Deere GREASE-GARD; John Deere BIO-GREASE-GARD | NLGI Performance Classification GC and LB | -30°C to 50°C | Arctic greases (MIL-G-10924F) may be used at temperatures below -30 C (-22 F) | |
| Grease | John Deere MOLY HIGH TEMPERATURE EP GREASE, HIGH TEMPERATURE EP GREASE, GREASE-GARD, or BIO-GREASE-GARD | NLGI GC and LB | above 30°C | Arctic grease MIL-G-10924F below -30°C (-22°F) | |
| Other | John Deere Liquid Coolant Conditioner (supplemental coolant additive) | non-chromate inhibitor | Do not over-inhibit antifreeze solutions (causes silicate-dropout). If a system is filled with coolant that does not contain SCAs, precharge with 3% John Deere Coolant Conditioner. | ||
| Other | John Deere PREMIUM DIESEL FUEL CONDITIONER | Add at specified concentration if fuel of low or unknown lubricity is used. Available in winter and summer formulas. | |||
| Other | John Deere TY22030 All Season Diesel Fuel Conditioner | Treat Grade No. 2-D fuel before temperature drops to 0 C (32 F); can also be used to treat No. 1-D fuel; reduces fuel gelling and lowers pour point of untreated fuel from 5 C (40 F) to less than -40 C (-40 F) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
⚠ Never attempt to service the PTO while it is in operation
⚠ Improper adjustments of the PTO clutch may shorten clutch life
Tools: Spring scale
⚠ Valve clearance must be checked/adjusted with engine cold
Tools: JD281A, JDE83, or JDG820 Engine Rotation Tool, JDE81-4 Timing Pin, feeler gauge
⚠ To prevent accidental starting, always disconnect NEGATIVE (-) battery terminal before valve adjustment.
⚠ Valve clearance MUST be checked and adjusted with engine COLD.
Tools: JDE83 or JDG820 Flywheel Turning Tool, JDE81-4 Timing Pin, Feeler gauge, Torque wrench
⚠ ONE LINER SHIM ONLY may be installed under each liner flange. If liner requires more than one shim, install a new liner or cylinder block.
Tools: JDG451 or KJD10123 Height Gauge, D17526CI or D17527CI Dial Indicator, KCD10001 or JDG1145 Cylinder Liner Puller
⚠ Do not apply too much pressure with the bar, as this could damage bearings.
Tools: Dial indicator, Prybar
⚠ Measure valve lift at 0.00 mm (in.) rocker arm-to-valve tip clearance for accuracy.
Tools: JDG820 or JDE83 Flywheel Turning Tool, JDE81-4 Timing Pin, Dial indicator, Feeler gauge
⚠ Do not apply excessive pressure to cooling system; doing so may damage radiator and hoses
Tools: Approved cooling system tester, Gauge and adapter
⚠ Escaping fluid under pressure can penetrate the skin causing serious injury. Relieve pressure before disconnecting fuel or other lines
⚠ If any fluid is injected into the skin, it must be surgically removed within a few hours
Tools: Two wrenches
⚠ Do not overtighten filter element
⚠ Do not blow air from outside portion of filter with air nozzle. Wear safety glasses and remove bystanders
⚠ Only a special air cleaning gun should be used
Tools: Special air cleaning gun
⚠ Do not pry against the alternator rear frame
⚠ Do not tighten or loosen belts while they are hot
Tools: JDG529 Tension Gauge, Belt tension tester, Straightedge
⚠ Explosive release of fluids from pressurized cooling system can cause serious burns. Only remove filler cap when cool enough to touch with bare hands
⚠ Air must be expelled from cooling system when system is refilled
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The John Deere 4039D powers 1 generator set(s), including John Deere 4039.