Technician a Measures Valve Lash on an OHC Engine by Rotating

question 9

Multiple Choice

Technician A measures valve lash on an OHC engine by rotating the engine to TDC for number 1 cylinder then measures the gap between the cam and tappet for all the valves. Technician B sets the engine at TDC for number 1 cylinder then measures the gap between the cam and tappet only on the valves that are closed. He then rotates the crankshaft 360 degrees and measures the gap between cam and tappet for the remaining valves. Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

UCL

Upper Control Limit, a term used in statistical quality control that defines the threshold above which a process is considered to be out of control and indicates potential issues.

Person-Days

A unit of measurement representing the total number of days that a population of individuals has been exposed to a particular condition or event.

Attendance Policy

A set of rules or guidelines regarding the requirements for presence at a place, such as a school or workplace.

Registered Students

Individuals who have completed the enrollment process to attend courses or programs at an educational institution.