Typically, the zone control valve not only opens to allow water to flow to the zone, but also turns on:
A) Circulator pump. B) The boiler. C) The blower. D) The fan coil unit.
A
Trades & Technology
You might also like to view...
____ lines are used in dimensioning to show the size of an object.
A. Extension B. Dimension C. Hidden D. Gradient
Trades & Technology
The input of a digital-to-analog converter is
A) a clock pulse. B) a voltage level. C) a binary number. D) any of these
Trades & Technology
DSP works only on digital signals
Indicate whether the statement is true or false
Trades & Technology
Thermoplastics possess elastic qualities.
Answer the following statement true (T) or false (F)
Trades & Technology