Service Repair Manual
Model: 320D3 EXCAVATOR ESX
Configuration: 320D3 Excavator ESX00001-UP (MACHINE) POWERED BY ALUW06DTI Engine
Disassembly and Assembly
320D3 Hydraulic Excavator Machine Systems
Media Number -M0092841-00
Publication Date -01/06/2018
Date Updated -27/06/2018
Load Control Valve (Stick Cylinder) - Disassemble
SMCS - 5811-015-JJ
Tool Part Number
a. Remove the load control valve (stick cylinder).
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the
component should be thoroughly cleaned. This will prevent dirt from entering the internal
Keep all parts clean from contaminants.
Contamination of the hydraulic system with foreign material will
reduce the service life of the hydraulic system components.
To prevent contaminants from entering the hydraulic system, always
plug or cap the lines, fittings, or hoses as they are disconnected. Cover
any disassembled components and clean them properly before
Clean the hydraulic system properly after any major component
exchange or especially after a component failure, to remove any
1. Remove fittings (1).
2. Remove O-ring seals (2) and (3) from both the fittings.
Personal injury can result from parts and/or covers under spring
Spring force will be released when covers are removed.
Be prepared to hold spring loaded covers as the bolts are loosened.
3. Remove two bolts (4), as shown in Illustration 3.
4. Install Tooling (A) and remove remaining