CYLINDER GP-HYDRAULIC 3841131 - Caterpillar

Illustration 1 g02859779
Typical example
(3) Accessory drive gear (if equipped)
(5) Crankshaft gear
(6) Oil pump idler gear
(7) Oil pump gear
Install the camshaft gear (4) onto the camshaft. Refer to Disassembly and Assembly, "Camshaft Gear - Remove and Install" for the correct procedure.
Ensure that the crankshaft and the camshaft are locked in the correct position. Ensure that the fuel injection pump is in the correct position. Refer to Disassembly and Assembly, "Fuel Injection Pump - Remove" for the correct procedure.
Install the idler gear (2). Refer to Disassembly and Assembly, "Idler Gear - Remove and Install" for the correct procedure.
Install the fuel injection pump and gear assembly (1). Refer to Disassembly and Assembly for the correct procedure.
Make sure that the timing marks on the gears are in alignment. If the timing marks are not aligned, refer to Disassembly and Assembly, "Gear Group (Front) - Remove and Install".