Author Question: Two technicians are discussing exhaust check valves used in SAI systems. Technician A says that they ... (Read 120 times)

audie · **on:** Jun 23, 2018

Two technicians are discussing exhaust check valves used in SAI systems. Technician A says that they are used to prevent the output from the SAI pump from entering the intake manifold. Technician B says the check valves are used to keep the exhaust from entering the SAI pump. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

All these are functions of the air intake system EXCEPT ________.

A) Silence intake noise B) Controls atmospheric pressure
C) Clean the air D) Act as a flame arrester in case of backfire