How many high pressure pumping plungers are used in a Bosch type, sleeve metering, rotary distributor pump used to fuel a six cylinder engine?

A. six
B. four
C. two
D. one


Answer: D

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The values of current limit, speed, ramping time, and so on for variable-frequency drives are ____.

a. more difficult to adjust b. less accurate than adjusting trim resistors c. hard to read d. programmed into the unit

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?List three tests made on valve springs. A. B. C.

What will be an ideal response?

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A walk-in refrigerator has the following conditions. Which remedy below would most likely solve the problem?

? Box temperature is up to 50°, ? the evaporator temperature is 40°, NORMAL (10° TD) ? the line leaving the evaporator is 50°, NORMAL (10° Superheat) ? the ambient is 70°, ? the condensing temperature is 100°, NORMAL (30° Condenser Split) ? and the liquid line is 90°. NORMAL (10° Subcooling) a. Adjust the TEV b. clean the condenser c. adjust the tstat d. add refrigerant

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What exhaust header tubing length should you use for a 3.8 L engine that has a maximum speed of 7,200 rpm? The exhaust header tubing is inches in diameter and the CID is 230.

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

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