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Académie
HVAC
NATE Hydronics Oil Service Specialty
Expansion Tank Maintenance
Vérification des connaissances
Expansion Tank Maintenance
Vérification des connaissances
Vérification des connaissances
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On a radiant floor manifold with six loops ranging from 150 to 350 feet in length, which loops require the balancing valves to be partially closed?
A
All loops equally, to create uniform restriction
B
The longest loops, to reduce their excessive flow
C
Only the middle-length loops, to create a balanced average
D
The shortest loops, to increase their resistance and match the longer loops
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