John Deere 3029, 4039, 4045, 6059, 6068 — 220-0026

Contents CTM3274 (01JUL99) iii Saran Liter Engines 060799 PN=368 Page Page Oil Cooler—Continued Balancer Shafts Standard oil cooler adapter Identification . . . . . . . . . . . . . . . . . . . . . 20-13 replacement . . . . . . . . . . . . . . . . . . . 25-17 End play measure . . . . . . . . . . . . . . . . . 20-14 Standard oil cooler-oil filter bracket Removal . . . . . . . . . . . . . . . . . . . . . . . 20-14 replacemen.t . . . . . . . . . . . . . . . . . . . . 25-18 Journal measure . . . . . . . . . . . . . . . . . . 20-15 High-flow oil cooler removal . . . . . . . . . . 25-22 Gear replacement . . . . . . . . . . . . . . . . . 20-16 Oil cooler distributor base removal . . . . . .

25-22 Installation . . . . . . . . . . . . . . . . . . . . . . 20-17 Distributor base repair . . . . . . . . . . . . . . 25-22 Idler Gears and front plate High-flow oil cooler-distributor base End play measure . . . . . . . . . . . . . . . . . 20-17 installation . . . . . . . . . . . . . . . . . . . . 25-23 Front plate removal . . . . . . . . . . . . . . . . 20-18 Oil Pressure Regulating Valve Removal . . . . . . . . . . . . . . . . . . . . . . . 25-24 Bushing and shaft measure . . . . . . . . . . 20-19 Valve seat replacement . . . . . . . . . . . . . 25-24 Bushing replacement . . . . . . . . . . . . . . . 20-20 Installation . . . . . . . . . . . . . . . . . . . . . .

25-24 Idler shaft removal . . . . . . . . . . . . . . . . 20-20 Dipstick Guide Spring pin installation . . . . . . . . . . . . . . . 20-21 Replacement . . . . . . . . . . . . . . . . . . . . 25-25 Upper idler shaft installation . . . . . . . . . . 20-22 Oil By-Pass Valve Lower idler shaft installation . . . . . . . . . . 20-23 Replacement . . . . . . . . . . . . . . . . . . . . 25-26 Front plate gasket . . . . . . . . . . . . . . . . . 20-24 Oil suction screen Front plate installation . . . . . . . . . . . . . . 20-25 Replacement (on standard oil pump) . . . . 25-27 Gear Train Replacement (on high-flow oil pump) . . . . 25-27 Oil Pump Upper timing gear train installation . . . . . .

20-27 Identification . . . . . . . . . . . . . . . . . . . . . 25-27 Lower timing gear train installation . . . . . . 20-29 Standard Oil Pump Gear installation . . . . . . . . . . . . . . . . . . 20-30 Removal . . . . . . . . . . . . . . . . . . . . . . . 25-28 Oil deflector installation . . . . . . . . . . . . . 20-30 Gear axial clearance . . . . . . . . . . . . . . . 25-28 Timing Gear Cover Gear radial clearance . . . . . . . . . . . . . . 25-28 Identification . . . . . . . . . . . . . . . . . . . . . 20-31 Specifications . . . . . . . . . . . . . . . . . . . . 25-29 Composite material timing gear cover Installation . . . . . . . . . . . . . . . . . . . . . . 25-29 installation . . . . . .

. . . . . . . . . . . . . . 20-32 High-Flow Oil Pump Aluminum timing gear cover installation . . . . 20-33 Removal . . . . . . . . . . . . . . . . . . . . . . . 25-32 Installation (37 kW aux. drive) . . . . . . . . . 20-34 Gear axial clearance . . . . . . . . . . . . . . . 25-33 Gear radial clearance . . . . . . . . . . . . . . 25-33 Oil seal installation . . . . . . . . . . . . . . . . 20-34 Specifications . . . . . . . . . . . . . . . . . . . . 25-34 Wear ring installation . . . . . . . . . . . . . . . 20-35 Installation . . . . . . . . . . . . . . . . . . . . . . 25-35 Auxiliary drive (camshaft-gear-driven) Oil Pan Installation . . . . . . . . . . . . . . . . . . . . . .

20-35 Installation . . . . . . . . . . . . . . . . . . . . . . 25-37 Auxiliary drive (crankshaft-gear-driven) Overview . . . . . . . . . . . . . . . . . . . . . . . 20-36 Group 30—Cooling System Gear removal . . . . . . . . . . . . . . . . . . . . 20-36 Special tools . . . . . . . . . . . . . . . . . . . . . . . 30-1 Ball bearing & dowel installation . . . . . . . 20-37 Specifications . . . . . . . . . . . . . . . . . . . . . . 30-2 Gear and shaft installation . . . . . . . . . . . 20-37 Torques for hardware . . . . . . . . . . . . . . . . 30-10 Output shaft cover installation . . . . . . . . . 20-38 Water Pump (standard model) Exploded view (standard model) . . . . . . .

30-11 Identification . . . . . . . . . . . . . . . . . . . . . 30-11 Group 25—Lubrication System Removal . . . . . . . . . . . . . . . . . . . . . . . 30-12 Special tools . . . . . . . . . . . . . . . . . . . . . . . 25-1 Disassembly (standard model) . . . . . . . . . 30-13 Specifications . . . . . . . . . . . . . . . . . . . . . . 25-2 Bearing shaft installation . . . . . . . . . . . . 30-14 Torques for hardware . . . . . . . . . . . . . . . . 25-14 Seal installation . . . . . . . . . . . . . . . . . . 30-14 Oil Cooler Impeller installation . . . . . . . . . . . . . . . . 30-15 Identification . . . . . . . . . . . . . . . . . . . . . 25-15 Standard oil cooler removal . . . . . . . . . .

25-16 Continued on next page 220 INDX