John Deere 3029, 4039, 4045, 6059, 6068 — ENGINE DISASSEMBLY SEQUENCE - CONTINUED

Engine rebuild guide/Engine disassembly sequence CTM3274 (01JUL99) 03-2 Saran Liter Engines 060799 PN=33 ENGINE DISASSEMBLY SEQUENCE - CONTINUED 15. Remove oil pan (see Group 25). 25. Remove main bearings and crankshaft. Perform wear checks with “PLASTIGAGE” (see Group 15). 16. Remove flywheel and flywheel housing (see Group 15). 26. Remove cylinder liners and mark each one with cylinder number from which removed (see Group 10). 17. Remove crankshaft pulley (see Group 15). 27. Remove piston cooling orifices (see Groups 10 18. Remove timing gear cover (see Group 20). and 15). 19. Remove oil pump drive gear, outlet tube (and its 28.

Remove balancer shaft and camshaft bushings (if O-ring in block) and pump body (see Group 25). equipped), see Group 20. 20. Remove oil slinger, timing gears and camshaft. 29. Remove cylinder block plugs and serial number Perform wear checks (see Group 20). plate (as required) when block is to be put in a “hot tank” (see Group 10). 21. Remove balancer shafts (4-cylinder only, if equipped), see Group 20. 30. Clean out liner bores (upper and lower areas) with nylon brush (see Group 10). 22. Remove engine front plate (see Group 20). 31. Measure cylinder block (see Groups 10, 15, and 23. Remove lube oil system by-pass valve (see 20). Group 25). 24. Stamp cylinder number on rod (if required).

Remove pistons and rods. Perform wear checks with “PLASTIGAGE”. On 4 and 6-cylinder engines, remove two at a time (see Group 10). CD,3274,G03,1A -19-01FEB94 03 2