Author Question: Which of the following statements concerning nitrogen purging is TRUE? A) You should always purge ... (Read 102 times)

lunatika · **on:** Jul 24, 2018

Which of the following statements concerning nitrogen purging is TRUE?

A) You should always purge below the low-side design pressure.
B) You should always purge between the low- and high-side design pressures.
C) You should always match the high-side design pressure.
D) You should always match the low-side design pressure.

Question 2

When installing a solenoid valve:

A) The arrow stamped on the body points toward the valve inlet port.
B) The coil should always be located on the underside of the valve.
C) The coil should be tested by energizing it off the valve.
D) The arrow stamped on the body should point in the direction of flow.