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About this collection

The ANR bank contains many sets with original names and codes, including navigation, safety and equipment topics. Select a module by name or use question search.

“ANR — 15_SFIMB — SFIMB.S3” contains 80 questions across 1 collection.

Learning

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Sample questions and answers

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Care din cerintele enumerate mai jos respecta conditiile impuse pe care trebuie sa le indeplineasca instalatia de santina a compartimentului masini?

One correct answer

  • Sa dispuna de cel putin o pompa.
  • Sa treaca lichidul aspirat din compartimentul masini printr-un separator de santina.✓ Correct answer
  • Sa poata aspira numai din prova compartimentului masini.
Care este cauza frecventa care conduce la porniri dese ale pompei din cadrul instalatiei sanitare de apa potabila?

One correct answer

  • Presostatul care comanda alimentarea electromotorului de antrenare al pompei s-a defectat.
  • Perna de aer din hidrofor s-a epuizat.✓ Correct answer
  • Tancul de apa potabila s-a golit.
Ce asigura elementele de automatizare care echipeaza un compresor de aer cu piston?

One correct answer

  • Oprirea functionarii compresorului in cazul in care serpentina de la racitorul de aer s-a fisurat.
  • Oprirea functionarii compresorului in cazul in care segmentii de compresie sunt uzati si apar pierderi de ulei.
  • Oprirea functionarii compresorului in cazul in care temperatura aerului care iese din treapta a II-a de comprimare depaseste limita admisa.✓ Correct answer
Ce asigura elementele de automatizare care echipeaza un compresor de aer cu piston?

One correct answer

  • Purjarea automata a buteliilor de lansare ale motoarelor auxiliare.
  • Reducerea sarcinii la pornire si purjarea periodica in timpul functionarii sau la oprirea compresorului.✓ Correct answer
  • Deschiderea clapetului de aspiratia de pe treapta I pentru reducerea sarcinii la pornire.
Care este cauza care conduce, in timpul functionarii unui compresor de aer cu piston, la scaderea debitului de aer refulat de compresor?

One correct answer

  • Clapetii compresorului nu etanseaza bine.✓ Correct answer
  • Clapetii de refulare sau aspiratie de pe treapta I sunt defecti.
  • Debitul apei de racire este prea mic.

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