This article introduces the removal of the DOOSAN DL350 wheel loader hydraulic control device
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a
b
c
Disassembly
1. Figure 78,shows complete control unit.
2. Mark the installation position of different covers,the
housing and the cable harness with the valve housing.
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3 Loosen socket head screws.
4. Separate duct plate,1st gasket,intermediate plate and 2nd gasket from the valve housing.
(S)Box spanner (Torx TX-27)-5873042002
5. Remove retaining clip.
6. Loosen socket head screws.
7. Separate cover from housing and cable harness. (S)Box spanner (Torx TX-27)-5873042002
8. Disassemble opposite cover.
9. Disconnect pressure regulator and remove cable hamess
10.Loosen socket head screws,remove fixing plate and pressure regulators (3x).
(S)Box spanner (Torx TX-27)-5873042002
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11. Loosen two socket head screws and locate housing provisionally,using adjusting screws.(Housing is spring loaded).Then loosen remaining socket and screws.
(S)Box spanner (Torx TX -27)-5873042002
(S)Adjusting screws -5870204036
12.Separate housing from valve housing by loosening adjusting screws uniformly.
(S)Adjusting screws -5870204036
13.Remove components(Figure 87).
14. Remove opposite pressure regulators,housing and components accordingly (Figure 88).
