ABYC Systems Certification Exam Review Questions And Answers
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Course
ABYC
Institution
ABYC
ABYC Systems Certification Exam Review
Questions And Answers
No, typically these are too high (up to 400% of nominal pressure) Is a standard household
type relief valve acceptable for hot water tanks?
nominal working pressure, not to exceed 80 PSI For the pressure reducing valve and
check va...
ABYC Systems Certification Exam Review
Questions And Answers
No, typically these are too high (up to 400% of nominal pressure) Is a standard household
type relief valve acceptable for hot water tanks?
nominal working pressure, not to exceed 80 PSI For the pressure reducing valve and
check valve installed after a shore water connection, what is the maximum allowable pressure?
overboard Where shall the storage tank be vented?
3 PSI or mnfg's maximum, which ever is greater. What is the maximum allowable
pressure to which the storage tank and vent system be subjected?
-40 °F to +140 °F What temperate range is required for pumps to be able to tolerate
exposure?
257 F When operating at an ambient temperature of 140 F, what is the max allowable
surface temperature of a pump?
, ABYC Systems Certification Exam Review
Questions And Answers
True Potable water systems must be equipped with a drain. T or F?
False Storage tank inlet may also serve as the tank vent. T or F?
True Storage tank inlet caps must be retained to prevent loss. T or F?
True Storage tanks must be equipped with a vent. T or F?
True Storage tank vent may be used for filling purposes. T or F?
At least 1.5X the pressure exerted by the distance from the tank bottom to the deck fill plate or
vent, but not less than 3 PSI. What rate of static pressure must a storage tank withstand?
3 PSI What is the max pressure that a desalinator can impart to a storage tank?
True Each desalinator must be equipped with an automatic shutoff salinity detector. T or
F?
, ABYC Systems Certification Exam Review
Questions And Answers
"For Cold Water Use Only" What marking must be on pipe or tubes that are not capable of
handling hot water?
125 PSI, 300 PSI What is the test pressure for water heater tank 15 gal or less? over 15 gal
but under 120 gal?
175 PSI What is the max pressure relief valve setting for hot water tanks?
210 F What is the max temperature relief setting for hot water tanks?
125 F What is the max allowable water output temperature for hot water system?
True All potable water system connections shall be positioned above the normal bilge
water accumulation level. T or F?
True Exposed metallic parts of a potable water system shall have provisions for electrical
bonding. T or F?
, ABYC Systems Certification Exam Review
Questions And Answers
Improper venting For what reason might a holding tank collapse during pump-out?
Type I What type of MSD (Marine Sanitation Device) discharges effluent with fecal
coliform bacteria count <= 1,000 (per 100 ml) and no suspended solids?
Type II What type of MSD (Marine Sanitation Device) discharges effluent with fecal
coliform bacteria count <= 200 (per 100 ml) and <= 150 mg suspended solids per liter?
Type III What type of MSD (Marine Sanitation Device) is designed to hold sewage or any
waste derived from sewage?
Retention System What is the name given to the complete system including toilets, hoses,
pipes, holding tanks and fittings designed to receive, retain, vent and pump out sewage?
Treatment System What is the name of the system that includes all sanitation equipment
and fittings designed to receive, treat, vent and discharge sewage?
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