Manufacturers recommend pressurizing VRF piping to ________ with nitrogen and performing a 24 hour standing leak test
A) 400 — 500 psig B) 500 — 600 psig C) 200 — 300 psig D) 300 — 400 psig
B
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Which of these will not open the drafting settings dialog box:
a. Type dsettings b. Type ds c. Pick the drafting settings tool from the ribbon d. Right click the snap mode button and select settings
Technician A says that ROM is data that is electronically retained in the ECU. Technician B says that RAM is more permanent types of data that are retained magnetically or optically.
A. Technician A B. Technician B C. Both D. Neither
Which of the following is the correct way to dimension a hidden line?
A. provide an overall dimension B. underline hidden lines with a solid straight line C. convert it to a sectional view, so you can dimension to a solid line D. call out the dimension with the term, "MAX"
Liquids that are heated enough will change to a vapor.
Answer the following statement true (T) or false (F)