Engine Rebuild Guide, Break-In and Tune-Up CTM100 (06APR04) 02-010-9 P OWER T ECH 10.5 L & 12.5 L Diesel Engines 040604 PN=57 ENGINE DISASSEMBLY SEQUENCE—CONTINUED Procedure Reference On 6105H and 6125H engines, remove air intake manifold. See REMOVE, INSPECT AND INSTALL INTAKE MANIFOLD in Group 080. On 6105A and 6125A engines, remove aftercooler assembly. See REMOVE AND INSTALL AFTERCOOLER ASSEMBLY in Group 080. Remove fuel supply pump (Delphi/Lucas ECU controlled fuel system). See REMOVE AND INSTALL FUEL SUPPLY PUMP in CTM115, Section 02, Group 090. Remove fuel supply pump (John Deere ECU controlled fuel system).
See REMOVE AND INSTALL FUEL SUPPLY PUMP in CTM188, Section 02, Group 090 (dual rail fuel systems). See REMOVE AND INSTALL FUEL SUPPLY PUMP in CTM188, Section 02, Group 091 (single rail fuel systems). Remove fuel manifold assembly on Delphi/Lucas ECU controlled fuel See REMOVE AND INSTALL FUEL MANIFOLD in CTM 115, Section systems. 02, Group 090. Remove fuel manifold assembly on John Deere ECU controlled fuel See REMOVE AND INSTALL FUEL MANIFOLD in CTM 188, Section systems. 02, Group 090 (dual rail fuel systems). Remove all remaining fuel lines, identify for reassembly in correct See CTM115, Section 02, Group 090. location. See CTM188, Section 02, Group 090 or 091. Remove engine oil pan.
See REMOVE ENGINE OIL PAN in Group 060. Remove oil pickup tube. See REMOVE AND INSTALL OIL PICKUP TUBE in Group 060. Remove front gear train access cover and timing gear cover. See REMOVE TIMING GEAR COVER in Group 040. Remove rocker arm cover. See REMOVE AND INSTALL ROCKER ARM COVER in Group 020. NOTE: Identify valve train components and electronic unit injectors See REMOVE ROCKER ARM ASSEMBLY in Group 020. for reassembly in same location as removed. Remove front and rear rocker arm and shaft assembly and EUI wiring harness. Remove electronic unit injectors on Delphi/Lucas ECU controlled fuel See REMOVE AND INSTALL ELECTRONIC UNIT INJECTORS in systems. CTM115, Section 02, Group 090.
Remove electronic unit injectors on John Deere ECU controlled fuel See REMOVE AND INSTALL ELECTRONIC UNIT INJECTORS in systems. CTM188, Section 02, Group 090 (dual rail fuel systems). See REMOVE AND INSTALL ELECTRONIC UNIT INJECTORS in CTM188, Section 02, Group 091 (single rail fuel systems). Remove camshaft gear and idler gear assembly. Remove camshaft See REMOVE AND INSTALL CAMSHAFT in Group 050. position sensor and remove camshaft. Remove oil pump drive gear and remove oil pump assembly. See REMOVE ENGINE OIL PUMP in Group 060. Remove cylinder head and gasket. See REMOVE CYLINDER HEAD in Group 020. Remove flywheel. See REMOVE FLYWHEEL in Group 040. Remove flywheel housing.
See REMOVE AND INSTALL FLYWHEEL HOUSING in Group 040. Remove rear crankshaft seal and seal housing. See REMOVE REAR CRANKSHAFT OIL SEAL AND HOUSING ASSEMBLY in Group 040. (Continued on next page) Continued on next page RG,RG34710,50 –19–21AUG02–2/3 02 010 9 ENGINE DISASSEMBLY SEQUENCE—CONTINUED Procedure Reference On 6105H and 6125H engines, remove air intake manifold. See REMOVE, INSPECT AND INSTALL INTAKE MANIFOLD in Group 080. On 6105A and 6125A engines, remove aftercooler assembly. See REMOVE AND INSTALL AFTERCOOLER ASSEMBLY in Group 080. Remove fuel supply pump (Delphi/Lucas ECU controlled fuel system). See REMOVE AND INSTALL FUEL SUPPLY PUMP in CTM115, Section 02, Group 090.
Remove fuel supply pump (John Deere ECU controlled fuel system). See REMOVE AND INSTALL FUEL SUPPLY PUMP in CTM188, Section 02, Group 090 (dual rail fuel systems). See REMOVE AND INSTALL FUEL SUPPLY PUMP in CTM188, Section 02, Group 091 (single rail fuel systems). Remove fuel manifold assembly on Delphi/Lucas ECU controlled fuel systems. See REMOVE AND INSTALL FUEL MANIFOLD in CTM 115, Section 02, Group 090. Remove fuel manifold assembly on John Deere ECU controlled fuel systems. See REMOVE AND INSTALL FUEL MANIFOLD in CTM 188, Section 02, Group 090 (dual rail fuel systems). Remove all remaining fuel lines, identify for reassembly in correct location. See CTM115, Section 02, Group 090.
See CTM188, Section 02, Group 090 or 091. Remove engine oil pan. See REMOVE ENGINE OIL PAN in Group 060. Remove oil pickup tube. See REMOVE AND INSTALL OIL PICKUP TUBE in Group 060. Remove front gear train access cover and timing gear cover. See REMOVE TIMING GEAR COVER in Group 040. Remove rocker arm cover. See REMOVE AND INSTALL ROCKER ARM COVER in Group 020. NOTE: Identify valve train components and electronic unit injectors for reassembly in same location as removed. Remove front and rear rocker arm and shaft assembly and EUI wiring harness. See REMOVE ROCKER ARM ASSEMBLY in Group 020. Remove electronic unit injectors on Delphi/Lucas ECU controlled fuel systems.
See REMOVE AND INSTALL ELECTRONIC UNIT INJECTORS in CTM115, Section 02, Group 090. Remove electronic unit injectors on John Deere ECU controlled fuel systems. See REMOVE AND INSTALL ELECTRONIC UNIT INJECTORS in CTM188, Section 02, Group 090 (dual rail fuel systems). See REMOVE AND INSTALL ELECTRONIC UNIT INJECTORS in CTM188, Section 02, Group 091 (single rail fuel systems). Remove camshaft gear and idler gear assembly. Remove camshaft position sensor and remove camshaft. See REMOVE AND INSTALL CAMSHAFT in Group 050. Remove oil pump drive gear and remove oil pump assembly. See REMOVE ENGINE OIL PUMP in Group 060. Remove cylinder head and gasket. See REMOVE CYLINDER HEAD in Group 020.
Remove flywheel. See REMOVE FLYWHEEL in Group 040. Remove flywheel housing. See REMOVE AND INSTALL FLYWHEEL HOUSING in Group 040. Remove rear crankshaft seal and seal housing. See REMOVE REAR CRANKSHAFT OIL SEAL AND HOUSING ASSEMBLY in Group 040. (Continued on next page)