1984912
Beschreibung
Quiz von gaby khalil, aktualisiert more than 1 year ago
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Erstellt von gaby khalil
vor fast 10 Jahre
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Frage 1
Frage
What heating system is no longer approved by the Building Regulations?
Antworten
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Frost stat
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Two-pipe fully pump system
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fully pump One-pipe system
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Gravity system
Frage 2
Antworten
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The hot water and heating circuits are both operated by the pump.
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Only the hot water circuit is operated by the pump.
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Only the heating circuit is operated by the pump.
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Only the hot water is operated by gravity circulation.
Frage 3
Frage
What is an advantage of a one-pipe system?
Antworten
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It takes a long time to install.
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Higher temperatures are achieved.
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It is quicker and cheaper to install
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It is a naturally-balanced system.
Frage 4
Frage
What does a semi-gravity system with a two-port valve provide?
Antworten
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Adjustable flow rate
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Easily balanced system
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Automatic air venting
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Independent temperature control of hot water and heating
Frage 5
Frage
How is the balancing of a system achieved?
Antworten
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By adjusting the pump
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By adjusting the boiler temperature
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By adjusting lock-shield valves
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By adjusting by-pass valves
Frage 6
Frage
What does a two position three-port valve give priority to?
Antworten
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Domestic hot water circuit
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The heating circuit
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The TRVs
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Fully pumped system
Frage 7
Frage
What is the mid-position three-port valve not suitable for?
Antworten
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Dwellings with floor areas greater than 150m2
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Dwellings with floor areas less than 150m2
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Dwellings with floor areas greater than 200m2
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Dwellings with floor areas less than 20m2
Frage 8
Frage
What is a programmable room thermostat?
Antworten
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A combined time switch and room thermostat
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A frost and room thermostat combined
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A boiler and room thermostat combined
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All of the above
Frage 9
Frage
What is the maximum flow rate for a domestic heating pump?
Antworten
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2 l/s
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3 l/s
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4 l/s
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1.5 l/s
Frage 10
Frage
What is the purpose of an air separator?
Antworten
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To remove dirt from the system
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To remove turbulence from the system
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To remove air from the system
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To separate the oxygen from the hydrogen
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