773D Off-Highway Truck Caterpillar


Fuel System - Prime

Usage:

773D NBJ


PERHATIAN

Modul Kontrol Elektronik (ECM) untuk engine memerlukan catudaya listrik untuk dapat mengoperasikan engine. Catudaya listrik disediakan ke ECM melalui kunci kontak engine. Kerusakan catudaya listrik akan mengakibatkan pemberhentian engine.




Ilustrasi 1g01345350

Pompa priming tangan terletak di sisi kanan alat berat. Engine dapat diakses di bawah penutup engine di platform.



    Ilustrasi 2g01152312

  1. Putar plunger pompa priming berlawanan arah jarum jam dan tarik keluar plunger pompa priming. Ini akan membuka kunci pompa priming tangan.

  2. Gunakan pompa priming tangan untuk mengisi saluran bahan bakar engine dengan bahan bakar. Lanjutkan priming sistem bahan bakar sampai pompa menahan pengoperasian.

  3. Nyalakan engine dan periksa sistem bahan bakar terhadap kebocoran.

  4. Jika engine tidak menyala setelah dua atau tiga kali percobaan melakukan start engine, ulangi Langkah 2 dan Langkah 3.

  5. Jika engine beroperasi dengan kasar setelah penyalaan, matikan engine. Kuras udara dari sistem bahan bakar.

    1. Longgarkan sumbat ventilasi pada blok untuk pengembalian bahan bakar. Blok untuk pengembalian bahan bakar terletak di bagian belakang kiri atas engine.

    2. Lakukan priming sistem bahan bakar hingga aliran kontinu bahan bakar mengalir dari bukaan. Tampung bahan bakar di wadah penampungan yang sesuai.

    3. Pasang sumbat ventilasi.

    4. Hidupkan engine. Jalankan engine pada KECEPATAN IDLE RENDAH hingga engine tidak berjalan dengan kasar.

  6. Dorong plunger pompa priming ke dalam dan putar plunger pompa priming searah jarum jam. Ini akan mengunci plunger pompa priming.

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