Individual hose record

288-7709 Hose Repair Specifications

Excavator · Caterpillar · CAT®312D L · Attachments

Finished length1,850 mm

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Installation diagram — Pipe No. 8

Locate Pipe No. 8 in the diagram, then confirm part number 288-7709 before removing the hose.

Caterpillar CAT®312D L installation diagram showing hydraulic hose 288-7709 at Pipe No. 8 — **Caterpillar CAT®312D L**Part 288-7709 · Pipe No. 8Open full-size diagram

Repair specifications

Part number: 288-7709
Diagram pipe number: 8
Installation route: 大臂(附加装置)~小臂(附加装置)
Hose specification: DN13;4SP-8;28Mpa
Finished length: 1,850 mm
Working pressure: 28 MPa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Quantity: 2

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Diagram Pipe No. 8

397-8253

Installation route: 控制阀(推土铲)~液压泵

Length: 1,610 mm
Specification: DN16;4SP-10;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 4

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Installation route: 控制阀(推土铲)~过渡阀块(分配阀下)

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Specification: DN10;-6;10.3Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 8

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Installation route: 控制阀(推土铲)~液压泵

Length: 1,840 mm
Specification: DN16;4SP-10;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 9

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Installation route: 大臂(附加装置)~过渡接头(回转接头上)

Length: 6,260 mm
Specification: DN10;6SH-6;42Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 7

294-6497

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,200 mm
Specification: DN13;4SP-8;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 4

087-4503

Installation route: 控制阀(推土铲)~过渡阀块(分配阀下)

Length: 850 mm
Specification: DN10;-6;10.3Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 4

282-5755

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,650 mm
Specification: DN13;4SP-8;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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Diagram Pipe No. 8

288-7723

Installation route: 大臂(附加装置)~小臂(附加装置)

Length: 1,450 mm
Specification: DN13;4SP-8;28Mpa
Left fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封
Right fitting: American female thread, flat-face sealOriginal Chinese: 美制内螺纹平面密封

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For reference only. Confirm the actual hose before fabrication.