Individual hose record

4I-1845 Hose Repair Specifications

Excavator · Caterpillar · CAT®312-A · Attachments

Finished length400 mm

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Installation diagram — Pipe No. 2

Locate Pipe No. 2 in the diagram, then confirm part number 4I-1845 before removing the hose.

Caterpillar CAT®312-A installation diagram showing hydraulic hose 4I-1845 at Pipe No. 2 — **Caterpillar CAT®312-A**Part 4I-1845 · Pipe No. 2Open full-size diagram

Repair specifications

Part number: 4I-1845
Diagram pipe number: 2
Installation route: 先导阀(分配阀左前)~手动阀(分配阀前)
Hose specification: DN10;-6;10.3Mpa
Finished length: 400 mm
Working pressure: 10.3 MPa
Left fitting: 美制内螺纹37°锥
Right fitting: 美制内螺纹37°锥
Quantity: 1

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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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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. 3

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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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Right fitting: 美制内螺纹37°锥

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Diagram Pipe No. 4

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Installation route: 手动阀(大臂上)~大臂铁管

Length: 1,045 mm
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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. 1

7I-7383

Installation route: 大臂(附加装置)~分配阀前

Length: 970 mm
Specification: DN19;4SP-12;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. 6

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Installation route: 大臂(附加装置)~小臂(附加装置)

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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.