What is a dual air brake system?
What will be an ideal response?
Answer: A dual air brake system has two separate air brake systems, which use a single set of brake controls. Each system has its own air tanks, hoses, lines, etc. One system typically operates the regular brakes on the rear axle or axles. The other system operates the regular brakes on the fromt axle (and possibly one rear axle). Both systems supply air to the trailer
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Technician A says that a high percentage of EUI internal leakage problems can be related to contaminated fuel. Technician B says that internal leakage is the most common cause of EUI failures. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
A large amount of oxygen in the exhaust system causes the O2S (Oxygen sensor) to produce which of these?
A) Low voltage B) High voltage C) Abnormal readings D) False readings
Which one of the following statements on SLC 500 module addressing is NOT true?
A) A forward slash (/) delimiter separates the word number from the final two digits for the terminal number. B) The word number is only needed if the addressed word is not 0. C) The structure begins with either an I for inputs or an O for outputs and a colon (:) is used as a delimiter between the I or O and the module slot number. D) The slot number is followed by the forward slash (/) before the word number.
Spring function depends on ____.
A. retraction B. compression C. extension D. both b and c E. all of the above