Service Repair Manual
320D and 320D L Excavator
Model: 320D L EXCAVATOR A8F
Configuration: 320D & 320D L Excavators A8F00001-UP (MACHINE) POWERED BY C6.4 Engine
Disassembly and Assembly
C6.4 Engine for Caterpillar Built Machines
Media Number -KENR8106-09
Publication Date -01/10/2017
Date Updated -18/10/2017
Crankshaft Rear Seal - Install
SMCS - 1161-012
Tool Part Number Part Description Qty
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
1. To install a new wear sleeve that is complete with a seal, use 169-5464 Quick Cure Primer
to clean the outer diameter of the crankshaft and the inside diameter of the wear sleeve.
Apply 4C-9507 Retaining Compound to the faces of all the mating parts.
2. Install a new wear sleeve that is complete with a seal (1) (not shown) with Tool (A), as
a. Install 9U-6171 Locator (3) onto the crankshaft with 9U-6172 Bolt (4).
b. Put the new wear sleeve that is complete with a seal in 9U-6169 Installer (2).
c. Put 6V-3303 Bolt (6) through 5P-8247 Hard Washer (5) and 9U-6169 Installer (2)
and thread into 9U-6171 Locator (3).
d. Push the wear sleeve that is complete with a seal onto the crankshaft until 9U-6169
Installer (2) bottoms out.
e. Remove Tool (A) and check crankshaft rear seal (1) (not shown) for correct
a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install".
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