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ABYC Systems Exam Questions and Answers 100% Correct
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  • ABYC Systems
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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...

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  • March 14, 2024
  • 26
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • abyc systems exam questions and answers 100 corre
  • abyc systems exam questions and answers stuvia
  • e answer ball valves may be sealed to through h

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ABYC Systems Exam Questions and Answers 100% Correct
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
D - ANSWER -Which of the following sanitation pumps could run dry without damage? A. Centrifugal B. Flexible impeller C. Vane D. Diaphragm
B - ANSWER -The design and location of the vent for a potable water tank must prevent
the ingress of all of the following EXCEPT
A. Sea water B. Air C. Insects D. Bilge water

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