C3.4B Engines for Caterpillar Built Machines Caterpillar


Piston Ring Groove - Inspect

Usage:

CD-44B 398

Tabel 1
Alat yang Diperlukan 
Alat  Nomor Suku Cadang  Keterangan Suku Cadang  Jml 
A  8H-8581  Pengukur Feeler 

Periksa Piston dan Ring Piston

  1. Periksa apakah terdapat keausan dan kerusakan lainnya pada piston.

  2. Pastikan ring piston dapat bebas bergerak pada alur dan ring tidak rusak.

Periksa Jarak Bebas Ring Piston

  1. Lepaskan ring piston (2). Lihat Pembongkaran dan Perakitan, "Piston dan Connecting Rod - Pembongkaran" untuk mengetahui prosedur yang benar. Bersihkan alur (1) dan ring piston (2).


    Ilustrasi 1g01200845
    Contoh umum
    (A) Pengukur feeler
    (1) Alur piston
    (2) Ring piston

  2. Pasang ring piston baru (2) di alur piston (1). Lihat Buku Petunjuk Pembongkaran dan Perakitan, "Piston dan Connecting Rod - Perakitan" untuk mengetahui prosedur yang benar.

  3. Periksa jarak bebas untuk ring piston dengan menempatkan Peralatan (A) di antara alur piston (1) dan bagian atas ring piston (2) untuk ring antara dan ring kontrol oli. Untuk dimensi, rujuk ke Spesifikasi, "Piston dan Ring".

Inspeksi Celah Ujung Ring Piston



    Ilustrasi 2g01344283
    (A) Pengukur Feeler
    (2) Ring piston
    (3) Bubungan ring silinder

  1. Bersihkan semua karbon dari bagian atas lubang silinder.

  2. Letakkan setiap ring piston (2) di lubang silinder tepat di bawah bubungan ring silinder (3).

  3. Gunakan Peralatan (A) untuk mengukur celah ujung ring piston. Untuk dimensi, rujuk ke Spesifikasi, "Piston dan Ring".

    Catatan: Pegas koil harus dilepaskan dari ring kontrol oli sebelum celah dari ring kontrol oli diukur.

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