BOLT 8S4752 - Caterpillar

start by:a) remove flywheel When a replacement of the rear seal is made, a replacement of the wear sleeve is to be made also.1. Remove the crankshaft rear seal with tool (A). 2. Install tool (C) in the rear seal bore.3. Install tool (B) between tool (C) and the wear sleeve. Turn tool (B) until the edge of the tool makes a flat place (crease) in the wear sleeve. Do this in two or more places until the wear sleeve is loose.4 Remove tool (C) and the wear sleeve by hand.Install Crankshaft Rear Seal And Wear Sleeve
1. Install the crankshaft rear seal and wear sleeve with tooling (A) as follows: a) Put locator (1) in position on the crankshaft and install the three bolts that hold it in place.b) Put clean engine oil on the seal lip of seal (6) and on the outside diameter of wear sleeve (2).c) Install seal (6) on wear sleeve (2) from the end of the wear sleeve that has the bevel on the outside diameter. Make sure the lip of the seal is toward the inside of the engine and the bevel that is on the outside diameter of the wear sleeve is toward the outside of the engine when installed.d) Use 6V1541 Quick Cure Primer to clean the outside diameter of the crankshaft flange (3) and the inside diameter of wear sleeve (2).e) Put 9S3265 Retaining Compound on the outside diameter of crankshaft flange (3) and the inside diameter of wear sleeve (2). Make sure the lip of the seal is toward the inside of the engine and the outside diameter bevel of the wear sleeve is toward the outside of the engine.f) Put wear sleeve (2) with seal (6) on locator (1). Put installer (4) on locator (1) and install nut (5). Put lubrication on the face of the washer and the nut.g) Tighten nut (5) until installer (4) comes in contact with locator (1).h) Remove tooling (A) and check the wear sleeve and seal for correct installation.end by:a) install flywheel