Component Contamination

Contamination may cause __________.

A. increased component life

B. increased lubricity

C. excessive component wear

D. reduced component wear

C. excessive component wear

The micron is a unit of measurement that is used to do what?

A. Measure machined parts

B. Measure contaminants

C. measure flow rate

D. Measure density

B. Measure contaminants

Manufacturers measure fluid contaminants using which reference document?

A. ISO cleanliness code 4406

B. ISO cleanliness code 9014

C. NFPA standard 4406

D. NFPA standard 9014

A. ISO cleanliness code 4406

When an assembler discovers a contamination problem, he or she should __________.

A. clean the part, notify a supervisor and document the problem

B. tell a co-worker about the problem

C. write it down and use the part anyway

D. use the part and tell someone about it later

A. clean the part, notify a supervisor and document the problem

A simple test for contamination that requires only a lint-free wipe to perform is called the __________.

A. wipe test

B. one-second inspection

C. water break test

D. gravimetric test

A. wipe test

Metal shavings are an example of a __________ contaminant.

A. Chemical

B. particulate

C. Ferrous

D. hazardous

B. particulate

Fluid carrying components are considered __________.

A. contamination resistant

B. contamination sensitive

C. contamination-proof

D. contaminants

B. contamination sensitive

The assembler can often prevent contaminated parts from reaching the customer very easily by performing the __________.

A. water break test

B. gravimetric test

C. particle counter analysis

D. one-second visual inspection

D. one-second visual inspection