IMPELLER ASSEM. 8S9273 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-5593 Drill Bit 1
B 1U-7600 Slide Hammer Puller Gp 1 Start By:
Remove the vibration damper.
Use Tooling (A) to drill three evenly spaced holes in the crankshaft front seal.
Illustration 1 g01208062
Use Tooling (B) in order to remove the outer half of crankshaft front seal (1).
Use Tooling (A) to drill three evenly spaced holes in the crankshaft front seal.
Illustration 2 g01208063
Use Tooling (B) in order to remove the inner half of crankshaft front seal (1). Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
C 250-4587 Installer 1
250-4586 Locator 1
322-2078 Bolt 2
9S-8858 Nut 1
Illustration 3 g01208138
Use Tooling (C) to install crankshaft front seal (1). Note: Position the locator and install the bolts to hold in position. Install the seal over the locator and position installer. Install nut and turn until the nut stops. Inspect and remove tooling.End By:
Install the vibration damper.