How does a technician adjust a mechanical gauge on a refrigerant manifold test set if it is out of tolerance?
A) Tighten the adjustment screws until the needle points to 100.
B) Adjust the needle to the 0 psi point or to the point of a known pressure source.
C) Replace the gauge, because it is not possible to calibrate it.
D) Gauge an unknown pressure and use the needle to find that pressure.
B
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A. Steering pull B. Suspension bottoming C. Excessive steering free play D. Lateral chassis oscillations
A ____ has a section of plain pipe separating the threads.
A. street elbow B. close nipple C. draincock D. long nipple
When adhesive wear occurs on crankshaft main bearing, which of the following would be the more likely cause?
A. Inappropriate lube oil B. Prolonged high load operation C. Prolonged low load operation D. Irregular align bore
CO2, ammonia, propane, butane, and isobutane are all natural refrigerants.
Answer the following statement true (T) or false (F)