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8 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Hydronic panel heating systems shall be protected by ____ relief valves.
(A) temperature (B) pressure (C) pressure-temperature (D) shutoff |
(C) pressure-temperature
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1206.1 |
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Hydronic panel piping for heating panels may be made of the following except _____.
(A) standard weight steel pipe (B) Type L copper tubing (C) approved plastic pipe or tubing rated at 100 psi (D) polyvinyl chloride pipe with fused joints |
(D) polyvinyl chloride pipe with fused joints
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1204.1 |
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Which of the following heat sources for a hydronic panel heating system may be used?
(A) hot water boiler (B) forced-air furnace (C) hot water heater (D) air source heat pump |
(A) hot water boiler
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1206.1 |
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Hydronic panel piping embedded in the building construction shall be hydrostatically tested with not less than ___ psi.
(A) 10 (B) 15 (C) 50 (D) 100 |
(D) 100
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1207.1 |
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The hydrostatic test pressure shall be maintained for at least __ minutes for panel heating.
(A) 15 (B) 30 (C) 60 (D) 120 |
(B) 30
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1207.1 |
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Cross-linked polyethylene is referred to as _____.
(A) XEL (B) XPE (C) PEX (D) PEC |
(C) PEX
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1201.4 |
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PEX tubing used in hydronic systems is limited for use by ____.
(A) temperature and pressure (B) outside temperature (C) length of system (D) availability |
(A) temperature and pressure
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1201.4 |
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A low pressure radiant panel system is embedded in the floor with a working pressure 70 psi. The system shall be tested at ___ psi for __ minutes.
(A) 70, 30 (C) 140, 60 (B) 105, 60 (D) 105, 30 |
(D) 105, 30
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1207.1 |
