TURBOCHARGER GP 2468142 - Caterpillar

Remove Oil Pump (3304)
START BY:a. remove oil pan 1. Remove bolts (3) that hold the elbow to the oil pump.
Oil pump idler gear (2) can fall off the oil pump when the oil pump is removed. To prevent injury, always hold the gear on the oil pump when it is removed from the engine.
2. Remove the bolts, locks and washers that hold oil pump (1) to the engine. Remove the oil pump from the engine.Install Oil Pump (3304)
1. Turn the crankshaft until the No. 1 piston is at top center of the compression stroke. See Testing And Adjusting for this procedure.2. Turn both balancer shafts (1) until the flat part of the shaft is away from the oil pan plate. Install bolts (3) [3/8"-16 NC x 51 mm (2 in.) long] through the holes in the oil pan plate and into the threaded holes in the balancer shafts.3. Install idler gear (2) on the oil pump. Put oil pump (5) in position on the engine as shown. Make sure the oil pump gears are engaged with the balancer shaft gears and the crankshaft gear. Install the bolts, washer and locks that hold the oil pump in position.4. Install bolts (4) that hold the elbow to the oil pump.5. Remove bolts (3) from the balancer shafts. Remove the timing bolt from the flywheel.END BY:a. install oil pan