HOUSING AS 1469933 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-6396 O-Ring Assembly Compound
Illustration 1 g00880596
Position swing cushion valve (8) on the swing motor.
Install mount bolts (7).
Illustration 2 g00692517
Connect harness assembly (6).
Install the clip, the washer, and bolt (5). Note: O-rings, gaskets, and seals should always be replaced. A used O-ring seal may not have the same sealing properties as a new O-ring seal. Use Tooling (A) during the assembly procedure.
Install a new O-ring seal in hose assembly (3).
Install the split flanges, the washers, and bolts (4) in order to connect hose assembly (3).
Install a new O-ring seal in hose assembly (1).
Install the split flanges, the washers, and bolts (2) in order to connect hose assembly (1).
Check the hydraulic system oil level. Reference: Refer to Operation and Maintenance Manual, "Lubricant Viscosities".Reference: Refer to Operation and Maintenance Manual, "Hydraulic System Oil Level - Check".
Install high efficiency filters in place of the pilot filter, the case drain filter, and the return filter. Note: High efficiency filters should not be run for more than 250 hours before you change back to the standard filters.
Obtain a hydraulic oil sample from the main S O S port. Reference: Refer to Operation and Maintenance Manual, "Sampling Interval and Location of Sampling Valve" for the correct location.
If the S O S sample exceeds ISO 18/15, flush the hydraulic system. Reference: Refer to Contamination Control Guidelines, SEBF8436, "Hydraulic System Flushing Procedure for 320C Hydraulic Excavators" for further information.