IDENTIFY TEST PROCESS SYMBOLS AND DIAGRAMS
Temperature element
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An indicator ____________________ block is a gage detail that has two parallel surfaces set at the same basic distance apart that the gage surface is from the true profile.
Fill in the blank(s) with the appropriate word(s).
The purpose of performing an arc flash risk assessment is to _____.
a. complete the requirements of the permit form so the work can be done b. anticipate the incident energy at the work location and set the arc flash boundary c. identify the limited approach boundary d. calculate the electrical system parameters
What precautions should be taken when charging liquid through the suction service valve?
a. When the compressor starts knocking close down the charging valve a little. b. Restrict the flow of liquid if the amperage is above 10% of RLA or the valve frosts. c. Make sure the condensing temperature is within 30° of the ambient air.
What is the maximum safe fill weight of a recovery cylinder with a tare weight of 30 lb, a water capacity of 40 lb, holding a refrigerant with a specific gravity of 1.2?
A) (30 lb + 40 lb) × 1.2 = 84 lb (rounded) B) (30 lb + 40 lb) × 0.8 = 56 lb (rounded) C) 30 lb + 40 lb = 70 lb (rounded) D) 30 lb + (40 lb × 0.8 × 1.2 ) = 68 lb (rounded)