GEAR (10 TEETH) 4F4858 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8T-0914(1) Guide Pin 2
(1) Part of 9U-5105 Engine Tool GroupStart By:
Remove the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Remove".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01308968
Install Tooling (A) in the rear of the crankshaft.
Attach a suitable lifting device to crankshaft rear gear (1). The weight of crankshaft rear gear (1) is approximately 38 kg (84 lb). Slide crankshaft rear gear (1) onto Tooling (A). Remove crankshaft rear gear (1).
Remove the O-ring seals from crankshaft rear gear (1). Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 8T-0914(1) Guide Pin 2
(1) Part of 9U-5105 Engine Tool Group
Illustration 2 g01308968
Install Tooling (A) in the rear of the crankshaft.
Attach a suitable lifting device to crankshaft rear gear (1). The weight of crankshaft rear gear (1) is approximately 38 kg (84 lb).
Install the O-ring seals on each side of crankshaft rear gear (1). Align the four unevenly spaced holes in crankshaft rear gear (1) with the four threaded holes in the crankshaft. Install crankshaft rear gear (1) on Tooling (A) with the gear teeth away from the crankshaft. Slide crankshaft rear gear (1) on the crankshaft. End By:
Install the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal - Install".