SUPPORT AS-FRONT 7N9077 - Caterpillar

Start By:a. remove flywheel housing 1. Remove plate (1) to remove gear assembly (2) from the shaft. 2. Use tool group (A) and a press to remove bearing (3) from gear assembly (2). 3. Remove the bolts to remove the shafts, gears (4) and washers from the cylinder block. 4. Remove washers (6) and shafts (5) from gears (4).5. Use tool group (A) and a press to remove the bearings from gears (4). 6. Remove shaft (7) from the cylinder block. 7. Remove the bolts, and remove gear (8) from the end of the crankshaft.Install Rear Gear Group
1. Put gear (1) in position on the end of the crankshaft, and install the bolts. 2. Install shaft (2) on the cylinder block. 3. Use tool group (A) and a press to install the bearing in both gears (3) until the bearings are in the center of their bores. The bore in the bearing must be 75.00 0.053 mm (2.9531 .0021 in.) after installation. 4. Put clean engine oil on the bearing, and install shafts (5) in gears (3). Install washers (4) on the shafts. 5. Put gears (3) in position on the cylinder block, and install the bolts to hold the gears in position. Tighten the bolts to a torque of 135 15 N m (100 11 lb ft). 6. Use tool group (A) and a press to install bearing (6) in gear assembly (7). The bore in bearing (6) must be 75.00 0.053 mm (2.9531 .0021 in.) after installation. 7. Put clean engine oil on the bearing, and install gear assembly (7) on the shaft. 8. Put plate (8) in position on gear assembly (7), and install the bolts.End By:a. install flywheel housing