All of the following should be observed carefully when checking bearings except ________.
A) Bearing should be lightly oiled before checking.
B) A bearing is checked by rotating it feel and listen for roughness
C) A rough bearing should be cleaned, dried, and rechecked
D) Bearings should be air-dried by spinning them with compressed air
D) Bearings should be air-dried by spinning them with compressed air
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?While discussing a positive-displacement gear type pump: Technician A says use a straight edge and feeler gauge to check gear side clearance. Technician B says normally the maximum clearance is 0.15 inch. Who is correct?
A. ?A only B. ?B only C. ?Both A and B D. ?Neither A nor B
Testing for a restricted exhaust system using a vacuum gauge is being discussed. Technician A says this test should be performed at idle only. Technician B says that high vacuum on the gauge during all phases of the test indicated a restricted exhaust. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Which nation supported the republicans during the Spanish Civil War?
a. France b. Britain c. the Soviet Union d. Italy
The primary advantage of mechanical fittings over heat-bonded joints is that they _____
A) are much stronger B) are less likely to leak C) can be used on smaller sizes of tubing D) can be taken apart and reassembled more easily