Assertion: boiler's pressure | /r/CapableOf | get high
Facets:
value: inside the boiler
type: LOCATION
Source sentences:
text: : Automatically purges unwanted air from the hydronic system Pressure-relief valve : Safety valve that automatically opens if the pressure gets too high inside the boiler
text: : Safety valve that automatically opens if the pressure gets too high inside the boiler Expansion tank : Allows expansion of water as it heats; there are two types of expansion tank: horizontal-style (older, larger) and diaphragm-style (newer, smaller)