Explain how contaminants from a previous compressor failure can cause a replacement compressor to fail
What will be an ideal response?
Carbon from a previous burnout left in the system can ground out the new compressor by providing a conductive path between the motor terminals and the shell. Acids can attack system components, including the compressor windings.
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Can you think of ten important parameters that ought to be sensed in a futuristic automobile? What type of sensors do you need to monitor them constantly?
What will be an ideal response?
____ contains little or no unoxidized iron.
A. Soft slag B. Hard slag C. Magnesium D. Zinc
Natural convection occurs because of:
A) Fans, pumps, and other mechanical devices. B) Differences in fluid density due to temperature difference. C) Naturally occurring magnetic fields surrounding the earth. D) Gentle breezes on properly placed equipment.
If moisture is not removed from the system prior to startup, system damage can result, including such problems as __________ and __________.
What will be an ideal response?