Introduction of Doosan Excavator Transmission System(3)

 This article is about the detailed introduction of Doosan excavator transmission system (3)

Kawasaki Wheel Loader Service & Part Manual and Circuit Diagram 2020 PDF

SPECIAL TOOLS
Engine Connection

HINO HIECHO-II (Hino EPC System) Heavy/Medium Duty EPC

Oil Pipes

 

HYDRAULIC CONTROL UNIT
(HSG-94)
Figure 62, shows a sectional view of HSG-94.
IMPORTANT Different versions in relation to position of cable harness are possible.
In this connection, pay attention to Specifications of Vehicle Manufacturer.
Transmission and Torque Converter

 

Transmission and Torque Converter Page 68
Disassembly
1. Figure 64, shows complete control unit.
01.2021] Caterpillar SIS EPC+Service Manual Full Installation Service

2. Mark installation position of different covers, housing and cable harness with valve housing.
26

3. Remove socket head screws.
4. Separate duct plate,1st gasket, intermediate plate and 2nd gasket from valve housing.

(S) Box spanner(Torx TX-27)-5873 042 0025. Remove retaining clip.Transmission and Torque Converter
6. Remove socket head screws.
7. Separate cover from housing and cable harness.
(S) Box spanner(Torx TX-27)-5873 04200210. Remove socket head screws, remove fixing plate and pressure regulators (3x).
(S) Box spanner(Torx TX-27)-5873 042 002

11. Remove two socket head screws and locate housing provisionally, using adjusting screws.(Housing is under spring preload). Remove remaining socket and screws.
(S) Box spanner(Torx TX-27)-5873 042 002
(S) Adjusting screws-5870 204036

12. Separate housing from valve housing by loosening adjusting screws uniformly.

13. Remove components(Figure 73).

14. Remove opposite pressure regulators, housing and components accordingly(Figure 74).