Cite the principal differences between the undercarriage of a unibody and BOF vehicle.

What will be an ideal response?


The undercarriage of a unibody vehicle will have a hat channel or U-channel rails that are welded to the underside of the floor pans. The frame as it may be called is an integrated part of the body. The BOF vehicle will generally have a separate frame rail that runs the length of the vehicle with cross members welded or riveted between them. The body is attached to the frame with fasteners.

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The drawing scale is_______and north is toward the_______of the sheet.

Fill in the blank(s) with the appropriate word(s).

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List the three categories of respirators.

What will be an ideal response?

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Which type of control system can more easily control multiple indoor coils?

A) Relay logic system B) Hybrid pneumatic electromechanical system C) Line-voltage control system D) Communicating system

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The job of the condenser is:

A. To heat refrigerant B. To remove heat from the controlled space C. Cool the controlled space D. Heat the controlled space

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