A pressure of 100 microns has been reached with the vacuum pump operating. The pump is turned off and the gauge reading rises to 500 microns and stays there. What does this indicate?
What will be an ideal response?
The system is leak tight and moisture free.
Trades & Technology
You might also like to view...
Mares in early lactation need about _____ as much calcium and phosphorus as do nonnursing mares
a. four times c. twice b. three times d. one-half
Trades & Technology
One of the best ways to ensure a quality work environment is to have a comprehensive written plan
Air checking the transmission is being discussed: Technician A says using a special adapter plate is necessary on some transmissions. Technician B says a special style blow gun should be used. Who is correct?
A. A only C. Both A and B B. B only D. Neither A nor B
Trades & Technology
What two pressures control the operation of an automatic expansion valve?
What will be an ideal response?
Trades & Technology