When hydrostatic pressure testing a cylinder head, which areas should be most closely examined for leaks?
A. rocker pedestals
B. valve bridge guides
C. oil and coolant ports
D. valve seats and injector sleeves
Answer: D
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What is the R-value of a vertical air space? What is its R-value if one surface of the air space is lined with aluminum foil?
What will be an ideal response?
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The type of concrete with millions of microscopic air bubbles, which increases its freeze and thaw resistance, is _____.
a. high-density concrete b. air-entrained concrete c. no-fines concrete d. sprayed concrete
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Convert 302 cubic inches to liters
A) 5.02 L B) 5.80 L C) 4.95 L D) None of these
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A relative humidity over __________ greatly increases the chances of allowing mold to grow in the occupied space.
A. 40% B. 50% C. 60% D. 70%
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