
HMS 6015 Implament, travel and swing
Authored by ptd bmb
Architecture
Professional Development
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi signal duplication valve ?
Mengarahkan aliran oli menuju hydraulic tank
Mengurangi efek kebocoran akibat load signal
Membatasi pressure pada system saat posisi neutral
Memberikan input pressure pada main Pump
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi load check valve pada main control valve ?
Untuk mengontrol arah aliran oli menuju implement
Membatasi Pressure yang menuju implement
Menahan beban pada saat control valve posisi neutral
untuk menjaga back pressure ke main pump
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sistem apa yg digunakan pada swing ?
Close circuit
Open circuit
Open centre circuit
Tandem circuit
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Apa fungsi regeneration valve ?
Menghubungkan head end dan rod end pd boom cyl
Untuk mengaktifkan boom up
Untuk membaypass aliran oli dari cylinder boom head end ke hydraulic tank
Untuk mempercepat gerakan cylinder stick
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapa standar tekanan untuk menonaktifkan regeneration valve saat boom down ?
200 psi
150 psi
100 psi
145 psi
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berapa besar pilot supply untuk grease pump ?
1000 psi
500 psi
970 psi
820 psi
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
System apa yg digunakan untuk mengencangkan track
Pilot system
Manual grease system
Electrical system
Pneumatic system
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