PLATE-THRUST 4L4653 - Caterpillar

Illustration 1 g03324889
Illustration 2 g03324890
Illustration 3 g03324891
Table 1
Specification for 124-8395 Rear Gear Gp, 175-5204 Rear Gear Gp, 101-0835 Rear Gear Gp, 334-5298 Rear Gear Gp, and 175-5203 Rear Gear Gp
Item Qty Part Specification Description
1 2 Camshaft Drive Gear Before assembly, clean the taper of the camshaft and the tapered bore of the camshaft drive gear with lint free cloth saturated with cleaning solvent to remove excess oil. Clean with alcohol wipe.
Refer to Disassembly and Assembly for the installation procedure for the left and right camshaft drive gear .
2 2 Idler Gear Assembly After installation, bore of 125-9751 Bushing in the idler gear assembly is 81.060 0.010 mm (3.1913 0.0004 inch).
Installation depth of the bushing is 1.00 0.25 mm (0.049 0.010 inch).
3 2 101-1368 Thrust Washer Thickness of the new thrust washer is 1.90 0.10 mm (0.075 0.004 inch).
4 1 Gear Assembly After installation, bore of 101-1372 Bushing in the gear assembly is 75.060 0.010 mm (2.9551 0.0004 inch).
Installation depth of the bushing is 1.5 0.5 mm (0.06 0.02 inch).
5 4 8M-2530 Bolt Torque to 140 10 N m (103 7 lb ft).
6 1 101-1366 Gear Shaft Diameter is 74.990 0.010 mm (2.9524 0.0004 inch).
7 2 9X-8887 Bolt Use the following procedure to tighten the bolt for the camshaft drive gears:
1. Tighten the bolt for the camshaft drive gear to 360 40 N m (266 30 lb ft).
2. Mark a vertical line on the head of the bolt for the camshaft drive gear. Refer to Illustration 2.
3. Place a driver against the retaining plate of the camshaft drive gear. Strike the driver solidly with a hammer 3 to 4 times.
4. Again, tighten the bolt for the camshaft drive gear to 360 40 N m (266 30 lb ft).
5. Repeat steps 3 and 4 until the mark on the bolt turns a minimum of 90 degrees. Refer to Illustration 3.
8 4 1B-4367 Bolt Torque to 240 20 N m (177 15 lb ft).
9 2 8S-2331 Bolt Torque to 240 20 N m (177 15 lb ft).
10 1 101-1365 Thrust Plate Thickness of the new thrust plate is 6.35 0.25 mm (0.250 0.010 inch).
11 1 101-1370 Crankshaft Gear The mark on the gear assembly (4) must be in alignment with the mark on the crankshaft gear (11).
12 2 101-1367 Idler Shaft Diameter is 81.000 0.010 mm (3.1890 0.0004 inch).