When is the B terminal energized on most low-voltage thermostats?
A) Whenever the system switch is moved to "Heat"
B) Whenever the thermostat calls for first-stage heat
C) Whenever the thermostat calls for cooling
D) Whenever the system switch is moved to "Cool"
A
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How does an accumulator work?
A) Supplies high-pressure ATF to a band so that it applies more quickly B) Includes a solenoid to apply a clutch C) Accumulates extra ATF for use when it is low in the case of a leak D) Slows the application of the clutch or band
What service braking is actuated by the primary circuit on a typical tandem drive axle, air brake equipped tractor?
A. front brakes B. drive axle brakes C. emergency braking only D. all tractor axles
Use Data Sheet 5. Refer to the figure. If Vertical = 60", Start = 30" what is the e-e measurement of L if horizontal is 72" and 1/2" copper pipe is being used?
Fill in the blank(s) with the appropriate word(s).
____ line dimensioning is used when accurate layout work to precision limits is required.
A. Staggered B. Relative C. Base D. Circle