Technician A says that a bleeder valve is located on many engines to allow air to escape when refilling the cooling system. Technician B says that a hose should be attached to the bleeder valve to allow any escaping coolant to be directed to a suitable container. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
C
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Explain the importance of standardized formats in a document control system.
What will be an ideal response?
In the accompanying figure, the electrical symbol at the top stands for a ____.
A. circuit breaker B. fusible element C. single-throw knife switch D. ground
Technicians should be careful when brazing lines to evaporator coils that have pre-installed thermostatic expansion valves because the heat from brazing the lines:
A) Can overheat the TEV bulb and destroy the valve. B) Alter the chemical makeup of the bulb charge and change its physical properties. C) Can weld the sensing bulb to the suction line. D) Can catch the refrigerant on fire.
What is the purpose of compression damping?
What will be an ideal response?