The hourly heat loss of a building is needed in order to _____
a. select zone valves
b. find the head pressure of a pump
c. determine pipe friction losses
d. find the required heating water flow rate
d
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The ratio of the nominal battery ____________________ to the number of hours of battery discharge is the battery’s discharge rate.
Fill in the blank(s) with the appropriate word(s).
Why must some valves be left open between the storage tank and the compressor, and the compressor and the cooler?
A) to allow the liquid in the storage tank to flash B) to draw suction through the storage tank C) to push vapor from the cooler to the storage tank D) to empty the condenser
What are the minimum safety precautions to be taken in gassy operations?
What will be an ideal response?
What is a repair order?
What will be an ideal response?