HOSE 1N4693 - Caterpillar

1. Turn the crankshaft until the "C" mark on the crankshaft gear (1) is in alignment with "C" mark on camshaft gear (3).2. Put a mark on the teeth of the accessory drive gear and idler gear at location (A). Put a mark on the teeth of idler gear and camshaft gear at location (B). The timing of the fuel injection pump will be correct if the gear teeth are marked.3. Remove camshaft bolts (2), lock and washer.4. Pull the camshaft out of the cylinder block.5. Remove bolts and lock from camshaft gear. Remove gear from camshaft.Install Camshaft
1. Put gear in position on camshaft and install lock and bolts.2. Put clean SAE 30 engine oil on cams and bearing journals of the camshaft. 3. Install the camshaft (1) in the block with timing marks on accessory drive gear, idler gear, camshaft gear, and crankshaft gear in alignment.4. Put the washer in position and install bolts and locks. If a replacement has been installed for any of the four above timing gears, it will be necessary to put the shaft of accessory drive in time. See REMOVE AND INSTALL FUEL INJECTION PUMP HOUSING AND GOVERNOR AS A UNIT.end by: a) install timing gear coverb) install valve lifters