Expertise Mechanic

Expertise Mechanic

Professional Development

25 Qs

quiz-placeholder

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Expertise Mechanic

Expertise Mechanic

Assessment

Quiz

Professional Development

Professional Development

Hard

Created by

Nostrada Muse

Used 2+ times

FREE Resource

25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yang membatasi posisi maksimum bucket lift secara automatic adalah :
Bucket positioner
Boom positioner
Boom kick-out
Bucket kick-out

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berikut ini adalah prosedur-prosedur bleeding air from steering circuit yang benar, kecuali :
Putar steering wheel ke kanan dan ke kiri
Engine running selama sekitar 5 menit
Engine running low idling
Operasikan hingga piston rod steering mencapai 100 mm sebelum akhir langkah

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Agar pressure yang menuju ke brake dan accumulator selalu constant dan sesuai dengan setting pressurenya maka dipasang :
Unload valve
Charge valve
Slack adjuster
Governor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Bucket positioner yang terpasang pada silinder bucket berfungsi untuk :
Memperhalus pergerakan operation bucket
Mempercepat waktu operation unit pada saat memposisikan bucket ke posisi scoping/diging
Memperkuat pada saat bucket dump
Memperkuat pada saat bucket diging/scoping

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika di modulating valve jamed terbuka maka akan menyebabkan :
Posisi gigi F1 tidak dapat ke F2
Clutch dan disc mendapat pressure dari piston tinggi
Clucth dan disc mengalami slip
Transmision netral

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Emergency steering yang digunakan pada WA900-8R menggunakan pump dengan type :
Vane pump
Gear pump with diverter
Trocoid pump
Piston pump

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Untuk membagi aliran oli dari steering & hydraulic pump berdasarkan RPM engine, maka unit WA900-8R dilengkapi dengan komponen :
Main Relief Valve
Accumulator
Demand Valve
Safety Valve

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