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ABYC Systems CORRECT QUESTIONS & ANSWERS|| LATEST UPDATE 2024 $14.99   Add to cart

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ABYC Systems CORRECT QUESTIONS & ANSWERS|| LATEST UPDATE 2024

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  • Course
  • ABYC Diesel
  • Institution
  • ABYC Diesel

E - ANSWER Ball valves may be sealed to through hull fittings with: A. 5200 B. SikaFlex C. Teflon D. All the above E. None of the above B - ANSWER Tubes are measured by: A. ID B. OD C. nominal size C - ANSWER pipes may not be connected by:

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  • November 6, 2024
  • 39
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • abyc systems
  • ABYC Diesel
  • ABYC Diesel
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shantelleG
ABYC Systems CORRECT QUESTIONS &
ANSWERS|| LATEST UPDATE 2024
E - ANSWER Ball valves may be sealed to through hull fittings with:



A. 5200

B. SikaFlex

C. Teflon

D. All the above

E. None of the above



B - ANSWER Tubes are measured by:



A. ID

B. OD

C. nominal size



C - ANSWER pipes may not be connected by:



A. Welding

B. Threaded fittings

C. Compression fittings

D. Glue



C - ANSWER Tech A says Seacocks must be readily accessible. Tech B say its ok to have them within 12" of
the engine. who is correct?



A. Tech A

, B. Tech B

C. Both

D. neither



D - ANSWER Tech A says that it is all right to connect an auxiliary line to the potable water pump as long
as there is a siphon break. Technician B says you must have a lockable Y valve to prevent cross
contamination. who is right?



A. Tech A

B. Tech B

C. Both

D. Neither



D - ANSWER A bildge pump discharge line must be:



A. equipped with a check valve to prevent back flow and nuisance cycling

B. Equipped with a properly installed seacock

C. No more than 30' long

D. non of the above



D - ANSWER ball valves below the waterline must be:



A. ABYC approved

B. ABYC Certified

C. ABYC endorsed

D. none of the above



D - ANSWER potable water systems must discharge

, A. into a sump

B. Overboard

C. Into the grey water tank

D. any of the above



OD ID - ANSWER Tubes are measured in _________ and hoses are measured in _________



A - ANSWER Which of the following components may need to be by-passed for the purpose of
decommissioning?



A. Tanks, filters and water heaters

B. Strainers, tanks and pumps

C. Fixtures and lines

D. Dockside water connections



B - ANSWER Which of the following agencies must be referenced when selecting materials for use in a
portable water system?



A. DOT

B. FDA

C. USCG

D. UL



B - ANSWER According to ABYC, a biologically contaminated potable- water system should be disinfected
with a mixture of chlorine and have a strength of at least:



A. 1,00ppm

B. 100ppm

C. 10ppm

D. 1 ppm

, B - ANSWER Contamination of the potable-water system with ethylene glycol may be explained by:



A. Excessive pump cycling

B. Leaking heat exchanger on a water heater

C. Nuisance tripping of pump circuit breaker

D. Close proximity of engine to water heater



A - ANSWER With a Type 1 sanitation system, waste is:



A. Treated and discharged

B. Treated and held

C. Stored in a holding tank

D. Discharged without treatment



A - ANSWER A head located below the vessels's dynamic waterline using RAW water for flushing requires
a:



A. Vented loop on its intake

B. Check valve on its intake

C. Strainer on its intake

D. Check valve on its discharge



A - ANSWER The result of an obstructed holding tank even during pump out may be:



A. A collapsed holding tank

B. Raw water flooding

C. An explosion

D. Tank contamination

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