Technician A says that loose fan belts are usually destroyed more rapidly than belts that are adjusted too tight. Technician B says that too tight adjustment on poly-V fan belts can destroy bearings. Who is correct?

A. Technician A only
B. Technician B only
C. Both A and B
D. Neither A nor B


Answer: C

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How can you tell when a filter drier is stopped up?

A) You will hear a whistling sound in the filter. B) It will have a pressure drop of more than 2 psi across the filter. C) You will see the accumulated debris in the filter's sight glass. D) The "plugged filter" flag will pop out of the leaving flare port.

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What is an open piping system?

A) An open piping system has components that can be disassembled without removing them from the circuit B) An open piping system has components that can be removed for servicing C) An open system has some part of the circuit open to the atmosphere D) An open piping system uses non-proprietary piping technology

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Energy is a measure of work

Indicate whether the statement is true or false

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Proper folding of a drawing is done so that the _________________________ and ______________________________ end up on the front of the folded drawing.

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

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