CUMMINS N14 Spezifikationen PDF herunterladen (Seite 270)

100

101

Inspection

Visually inspect the insert bore for cracks or damage.

NOTE: If cracks or damage are found, it is possible to repair

the cylinder head by machining the insert bore for oversize

valve seat inserts. Refer to the Alternative Repair Manual,

Bulletin No. 3379035.

Measure the valve seat insert bore depth in the cylinder

head.

Insert Bore Depth (Standard Insert)

mm in

9.39 MIN 0.370

9.52 MAX 0.375

NOTE: If the valve seat insert bore depth does not meet the

specifications given, it is possible to repair the cylinder head

by machining the insert bore for oversize valve seat inserts.

Refer to the Alternative Repair Manual, Bulletin No. 3379035.

Measure the inside diameter of the valve seat insert bore

in the cylinder head.

Insert Bore I.D. (Standard Insert)

mm in

50.787 MIN 1.9995

50.813 MAX 2.0005

NOTE: If the valve seat insert bore inside diameter does not

meet the specifications given, it is possible to repair the

cylinder head by machining the insert bore for oversize valve

seat inserts. Refer to the Alternative Repair Manual, Bulletin

No. 3379035.

Assembly

Install the base and swivel of valve seat insert tool, Part

No. ST-257, on the cylinder head to guide the valve seat

driver.

NOTE: The insert chamfer (1) must be installed toward the

bottom of the counterbore.

Use the valve seat driver and an arbor press to push the

valve seat insert into the counterbore.

NOTE: Make sure the insert is at the bottom of the

counterbores.

Cylinder Head - Replacing the Valve Seat Inserts (02-05) Cylinder Head

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Kommentare zu diesen Handbüchern

Jesus Morales 03 Apr 2025 | 23:07:31

Perfect..

CUMMINS N14 Spezifikationen Seite 270

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