A TAB technician determines that the total airflow entering the return grilles is much lower than the amount of air the blower is moving. This indicates that:
A) There is too much restriction in the return-side ductwork.
B) There are leaks in the supply-side ductwork.
C) There is too much restriction in the supply-side ductwork.
D) There are leaks in the return-side ductwork.
D
You might also like to view...
Several motors are permitted to be supplied by a single branch circuit as long as each motor is no larger than _____.
a. 1hp b. 3hp c. 5hp d. 7hp
What technique is used to reshape the head of a driven tool?
What will be an ideal response?
A customer comes into a shop with a complaint that his car is smoking. The smoke appears in a big cloud after starting and then clears up. He also notes smoking during long periods of deceleration or idling. Technician A says that the valve stem seals may be worn. Technician B says that if the valve stems are worn, they may be changed without removing the cylinder head. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Subtract 2/3 yard from 7/8 yard.
What will be an ideal response?