Exam (elaborations)
NHIE PLUMBING PRACTICE TEST
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NHIE PLUMBING PRACTICE TEST
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NHIE PLUMBING PRACTICE TESTPlease refer to the figure to answer this question.
In the figure, the plumbing vent termination is
A. installed with all proper clearances
B. too close to the openable window
C. too close to the property line
D. too close to the wall - Answers-B. too close to the openable window.
A common term for the supply pipes going from the basement ceiling to the upstairs
bathroom is:
A. Verticals
B. Stacks
C. Risers
D. Leaders - Answers-C. risers
Direct connections between potable water piping and sewer-connected wastes shall:
A. be protected by a check valve
B. not exist under any condition
C. be provided with anti-siphon valves
D. be protected by trap primers - Answers-B. Not exist under any condition.
If a well pump cycles on and off rapidly, it is an indication that
A. someone is turning a faucet on and off
B. the pressure switch is out of adjustment
C. there is a leak in the well supply pipe
D. the pressure tank is probably water logged - Answers-D. the pressure tank is
probably water logged.
The water heater pressure relief valve discharge pipe MUST be:
A. A 3/4 inch pipe
B. made of rigid pipe
C. threaded at the bottom
D. As large as the relief valve outlet - Answers-D. As large as the relief valve outlet.
A sacrificial anode (also called an anti-corrosion rod) is found in
A. pressure tanks
B. water heaters
, C. galvanized supply systems
D. sump pumps - Answers-B. water heaters
Water heaters are NOT allowed in
A. basements accessible only from interior stairs
B. attics accessible only from a permanent ladder
C. closets of bedrooms or bathrooms
D. laundry rooms open to the living area - Answers-C. closets of bedrooms or
bathrooms.
What appliance may vent into a chimney along with an oil-fired furnace if allowed by
local code?
A. bathroom vent fan
B. woodstove
C. gas water heater
D. kitchen vent - Answers-C. Gas water heater.
If your inspection mirror fogs when placed near a gas water heater draft hood the:
A. water heater has an internal leak
B. temperature of the water is too hot
C. water heater should be replaced
D. unit may not be venting properly - Answers-D. unit may not be venting properly
The safe domestic water temperature in a home should NOT exceed how many
degrees Fahrenheit?
A. 115
B. 125
C. 135
D. 145 - Answers-B. 125
The modern MINIMUM size water service pipe to a residence is
A. 1/2 inch
B. 3/4 inch
C. 1 inch
D. 1 1/4 inch - Answers-B. 3/4 inch.
Polybutylene (PB) water supply tubing is seen in the house. You should report that it:
A. may require expensive replacement
B. is illegal to use this kind of pipe
C. should only have been used for a waste pipe
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