What type of hydraulic pump is used on most highway truck power-assist steering gear systems?
A. Gear
B. Vane
C. Plunger
D. Centrifugal
A. Gear
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Which tool should not be used when trying to remove a fastener?
A. Box-end wrench B. Socket C. Open-end wrench D. Penetrating oil
Winter-blend gasoline ________
A) Has a higher RVP B) Can cause engine driveability problems if used during warm weather C) Vaporizes more easily than summer-blend gasoline D) All of the above
The auto/on switch on the thermostat allows the fan to ________
A) operate continuously or with the gas valve B) operate continuously or with the compressor C) operate continuously or with the transformer
The main types of over current protection used for a condensing unit are
A) Magnetic overload relays B) Condensing units do not require over current protection C) Fast blowing fuses D) Time delay fuses or an HVACR circuit breakers