ABYC Systems Exam 2026 Questions and
Answers
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 - Correct answer-E
Tubes are measured by:
A. ID
B. OD
C. nominal size - Correct answer-B
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,pipes may not be connected by:
A. Welding
B. Threaded fittings
C. Compression fittings
D. Glue - Correct answer-C
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 - Correct answer-C
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?
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,A. Tech A
B. Tech B
C. Both
D. Neither - Correct answer-D
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 - Correct answer-D
ball valves below the waterline must be:
A. ABYC approved
B. ABYC Certified
C. ABYC endorsed
D. none of the above - Correct answer-D
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, potable water systems must discharge
A. into a sump
B. Overboard
C. Into the grey water tank
D. any of the above - Correct answer-D
Tubes are measured in _________ and hoses are measured in _________ - Correct
answer-OD ID
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 - Correct answer-A
Which of the following agencies must be referenced when selecting materials for
use in a portable water system?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 4
Answers
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 - Correct answer-E
Tubes are measured by:
A. ID
B. OD
C. nominal size - Correct answer-B
©COPYRIGHT 2025, ALL RIGHTS RESERVED 1
,pipes may not be connected by:
A. Welding
B. Threaded fittings
C. Compression fittings
D. Glue - Correct answer-C
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 - Correct answer-C
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?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 2
,A. Tech A
B. Tech B
C. Both
D. Neither - Correct answer-D
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 - Correct answer-D
ball valves below the waterline must be:
A. ABYC approved
B. ABYC Certified
C. ABYC endorsed
D. none of the above - Correct answer-D
©COPYRIGHT 2025, ALL RIGHTS RESERVED 3
, potable water systems must discharge
A. into a sump
B. Overboard
C. Into the grey water tank
D. any of the above - Correct answer-D
Tubes are measured in _________ and hoses are measured in _________ - Correct
answer-OD ID
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 - Correct answer-A
Which of the following agencies must be referenced when selecting materials for
use in a portable water system?
©COPYRIGHT 2025, ALL RIGHTS RESERVED 4
