Hydraulic line repair data

Doosan E57W Hose Repair Data

Doosan E57W currently has 21 published hose records for checking length, hose specification, left and right fittings, part number, and diagram pipe number.

Hoses: 21 records
Full specifications: 21 records
Systems: 10 systems
Length range: 280–2,920 mm

Hose repair details

Hose Length and Fitting List

Diagram Pipe No. 2

DS2093200

Installation route: 快速联轴阀T口~液压油箱

Length: 520 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 104

DS2093070

Installation route: 中转接头~分配阀PB6口

Length: 300 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 12

DS2093073

Installation route: 分配阀PB10口~电控液压动力转向阀D口

Length: 2,650 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 114

DS2094041

Installation route: 中转接头~电磁阀D口

Length: 950 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 103

DS2092054

Installation route: 左手柄T口~电磁阀T1口

Length: 1,090 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 105

DS2091114

Installation route: 分配阀PB1口~分配阀PB6口

Length: 280 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 11

DS2092304

Installation route: 分配阀PA4口~电磁阀PBR口

Length: 1,160 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 52

DS2094085

Installation route: 分配阀PB6口~电控液压动力转向阀B口

Length: 2,920 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 5

DS2092267

Installation route: 回转接头12口~行走马达A口

Length: 480 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 9

DS2055748

Installation route: 液压泵~液压油过滤器

Length: 320 mm
Specification: DN13;1SN-08;16MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 2

DS2093017

Installation route: 前桥黄油管

Length: 530 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 19

DS2093008

Installation route: 刹车踏板T1口~液压油箱

Length: 1,600 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 25

DS2093013

Installation route: 电磁阀T口~电磁阀(支架)T口

Length: 460 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 15

DS2055643

Installation route: 开关阀B口~回油铁管(液压油箱)

Length: 410 mm
Specification: DN13;1SN-08;16MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Diagram Pipe No. 1

DS2092062

Installation route: 左手柄4口~分配阀PA7口

Length: 1,150 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 11

DS2054341

Installation route: 液压油箱~电磁阀T口

Length: 500 mm
Specification: DN13;1SN-08;16MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 1

DS2092062

Installation route: 左手柄4口~分配阀PA6口

Length: 1,150 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 6

DS2094121

Installation route: 分配阀PA10口~电磁阀OA口

Length: 540 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 11

DS2053827

Installation route: 液压油箱~电磁阀T口

Length: 1,650 mm
Specification: DN13;1SN-08;16MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥

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Diagram Pipe No. 10

DS2092304

Installation route: 左手柄P口~进回油阀P2口

Length: 1,160 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 45° elbow, British female thread, 60° external cone seatOriginal Chinese: 45°英制内螺纹60°外锥

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Diagram Pipe No. 6

DS2093123

Installation route: 电磁阀T口~电控液压动力转向阀T口

Length: 490 mm
Specification: DN6;1SN-04;22.5MPa
Left fitting: British female thread, 60° external cone seatOriginal Chinese: 英制内螺纹60°外锥
Right fitting: 90° elbow, British female thread, 60° external cone seatOriginal Chinese: 90°英制内螺纹60°外锥

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Narrow the selection

Control Lever6 hoses Attachments – Breaker4 hoses Control Valve3 hoses Hydraulic Tank2 hoses

Based on current published data

Common Repair Questions

Questions appear only when a published record or linked PDF page provides the answer.

Which systems and hoses are currently listed for Doosan E57W?

The current published data covers 10 systems and 21 hose records. Systems with more listed records include: Control Lever (6 hoses), Attachments – Breaker (4 hoses), Control Valve (3 hoses), Hydraulic Tank (2 hoses).

What is the hose length range for Doosan E57W?

Based on published records with valid lengths, the range is 280–2,920 mm. Open the individual record to verify its installation position and both end fittings before fabrication.

Which hose specifications are common for Doosan E57W?

The most frequent raw specifications in the current published records are: DN6;1SN-04;22.5MPa (17 records), DN13;1SN-08;16MPa (4 records). Verify the specification together with length, pressure, and fitting details.

How can I identify the left and right hose fittings for Doosan E57W?

Each record keeps the left and right fitting descriptions separate. Current examples: DS2093200: left British female thread, 60° external cone seat; right 90° elbow, British female thread, 60° external cone seat; DS2093070: left British female thread, 60° external cone seat; right 90° elbow, British female thread, 60° external cone seat; DS2093073: left British female thread, 60° external cone seat; right 90° elbow, British female thread, 60° external cone seat. Open the exact part-number or pipe-number record; do not swap ends based on appearance alone.

Can I locate a Doosan E57W hose by diagram pipe number?

Yes. Current examples with a diagram pipe number are: Pipe No. 2 (DS2093200), Pipe No. 104 (DS2093070), Pipe No. 12 (DS2093073), Pipe No. 114 (DS2094041). Open a record to compare its installation position with the linked manual page.

Hose Length and Fitting List

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Common Repair Questions