HOSE ASSEM. (5 in. long) 9K4523 - Caterpillar

Remove And Install Accessory Drive (Front)
Start By:a. remove governor actuator drive 1. Remove four bolts (1) and remove cover (2) from electrical box. 2. Remove four Allen head bolts (4) as illustrated, securing the electrical box to the electrical box bracket. Move the electrical box up and away from the accessory drive area. The conduit leading to the electrical box is flexible. Remove four bolts (4) from the electrical box bracket and remove the bracket. It may be desirable to disconnect the wire and conduit running from the electrical box to the governor actuator to allow greater access to the accessory drive area.
typical example3. Remove the bolts, cover (6), and the gasket.4. Remove bolts (5).5. Use 1/2 two "-13 NC forcing screws to remove adapter assembly (7).
typical example6. Remove bolts (9). Remove adapter assembly (8), the drive gear, and the shaft as a unit. The following steps are for installation of the accessory drive.7. Make sure the two O-ring seals are in position on adapter assembly (4) and put clean engine oil on the seals.8. Install the shaft, the drive gear, and adapter assembly (8). Make sure the teeth of the accessory drive gear are correctly engaged with the teeth of the oil and water pump drive gear and install bolts (9).9. Make sure the two O-ring seals are installed on adapter assembly (7) and put clean engine oil on them. Install adapter assembly (7) and bolts (5).10. Install the gasket, cover (6), and the bolts.End By:a. install governor actuator driveDisassemble And Assemble Accessory Drive (Front)
Start By:a. remove accessory drive (front) 1. Remove O-ring seals (3) and (4).2. Use a press and tooling (A) to remove bearing (2). 3. Remove bolts (7) and gear (5). 4. Remove bolts (8), retainer washers (9), and shaft (6). 5. Remove O-ring seals (12) and (13).6. Use a press and tooling (A) to remove bearing (11). The following steps are for assembly of the accessory drive.7. Make an alignment of the oil hole in bearing (11) and the oil hole in adapter (10). Use a press and tooling (A) to install bearing (11). Check the bore in the bearing after assembly. The bore in the bearing must be 75.000 0.055 mm (2.9528 .0022 in). The bearing must be flush (even) with the surface of the adapter.8. Install O-ring seals (12) and (13) and put clean engine oil on them.9. Put clean engine oil on bearing (11). Install shaft (6), retainer washers (9), and bolts (8).10. Install gear (5) and bolts (7).11. Make an alignment of the oil hole in bearing (2) and the oil hole in adapter (1). Use a press and tooling (A) to install bearing (2). Check the bore in the bearing after assembly. The bore in the bearing must be 75.000 0.055 mm (2.9528 .0022 in). The bearing must be 1.5 0.5 mm (0.06 0.02 in) below the surface of the adapter.12. Install O-ring seals (3) and (4) and put clean engine oil