Why does increased purge operation indicate a leak in the low side of a Type III system?
What will be an ideal response?
Increased purge time means more air is leaking into the low side during operation.
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Technician A says that when the oil is cold and thick, it can bypass the oil filter. Technician B says that when the oil filter is dirty and restricted, oil can bypass the filter. Who is right?
A. ?Technician A only B. ?Technician B only C. ?Both A and B D. ?Neither A nor B
Cell walls of softer plant parts have how many layers?
a. One c. Four b. Two d. Five or more
The Hall-effect sensor circuit is typically designed to use the ____________________ cross detection method to produce a digital output signal that replicates the tone ring profile.
Fill in the blank(s) with the appropriate word(s).
What is the purpose of the acetylene and oxygen regulators?
A) To provide an automatic safety shutoff in case of emergencies B) To make turning the torches on and off more convenient C) To boost the gas pressure from the tank pressures to the pressures used by the torch D) To reduce the tank pressures and maintain a steady pressure to the torch