773E Off-Highway Truck Caterpillar


Lowering the Body with Engine Stopped

Usage:

773E DJS

Penurunan dengan Daya Listrik

------ PERINGATAN! ------

Pengoperasian motor kemudi sekunder dalam jangka waktu lama dapat merusak motor dan mengakibatkan hilangnya kemampuan kemudi darurat, yang dapat menyebabkan cedera atau bahkan kematian. Sistem Kemudi Sekunder sebaiknya tidak digunakan untuk menarik alat berat atau untuk melakukan prosedur servis lainnya yang memakan waktu lebih dari 5 menit. Motor harus dibiarkan mendingin pada temperatur udara luar sebelum digunakan kembali.


Saat engine dihentikan, tekanan oli pilot harus dipasok ke hoist untuk menurunkan bak. Pelepas rem dan pompa kemudi sekunder dapat digunakan untuk menyediakan oli pilot ke hoist.

Untuk letak kontrol yang digunakan untuk menurunkan bak dengan engine dihentikan, rujuk ke Buku Petunjuk Pengoperasian dan Perawatan, "Kontrol Operator".



    Ilustrasi 1g06090331

  1. Katup pengalih harus digeser untuk menyuplai oli rem ke katup pelepas rem parkir.

    Kendurkan baut klem (3) pada katup pengalih. Geser pelat (2) dan spool (1) ke kiri. Setelah spool bergeser, kencangkan baut klem.

  2. Putar sakelar start engine ke posisi ON.

  3. Gerakkan tuas alat pengangkat ke posisi ANGKAT selama 15 detik. Kemudian, gerakkan tuas alat pengangkat ke posisi APUNG.


    Ilustrasi 2g06090323

  4. Tekan sakelar (4) agar pelepas rem dan pompa kemudi sekunder mulai menurunkan bak. Tekan dan tahan sakelar hingga bak sepenuhnya turun.

Penurunan Tanpa Daya Listrik

Jika engine tidak dapat dioperasikan dan alat berat tanpa daya listrik, gunakan unit daya tambahan (APU, Auxiliary Power Unit) sebagai sumber tenaga hidrolik yang terpisah. APU yang dirancang untuk digunakan dengan alat berat ini tersedia di dealer Cat Anda. Untuk informasi lebih lanjut mengenai pemilihan dan pengoperasian APU dengan benar, hubungi dealer Cat Anda.

Caterpillar Information System:

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