What can cause the burner motor to not start?
A) A locked oil pump
B) Either a locked oil pump or a seized motor bearings
C) A plugged oil nozzle
D) Seized bearings within the burner motor
B
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Before measurements can be taken using a temporary benchmark, you must calculate the _____.
a. height above sea level b. backsight distance c. height of instrument d. target location
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A thermostatic expansion valve's capacity will drop if the pressure drop across the valve increases.
Answer the following statement true (T) or false (F)
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The greatest danger to humans suffering electrical shock results from current flow.