If a fastener is stripped during the installation of a lap-seam roof, remove the fastener and _____
a. replace it with one of the next larger size
b. replace it with one of the same size
c. fill the hole with mastic
d. replace it with a metal plug
a
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In perimeter applications using the variable-air-volume system, the primary air handler provides:
A) Variable volume and heating only. B) Constant volume and cooling only. C) Variable volume and constant temperature. D) Constant volume and constant temperature.
What tool would be the best choice to ensure that there are no leaks in an air conditioning system?
A. A vacuum pump B. A refrigerant identifier C. The compound gauge on the manifold D. A thermistor vacuum gauge
A(n) ____________________ is a device connected to both the water system and the drainage system and requires water for its operation.
a. plumbing appurtenance b. fixture fitting c. plumbing appliance d. plumbing fixture
PROBLEM 3.134 Each of the three aluminum bars shown is to be twisted through an angle of Knowing that and determine the shortest allowable length of each bar.
