QUESTIONS AND SOLUTIONS 100% CORRECT
◉ Class B. Answer: When putting out a fire involving oily rags use a
_______ fire extinguisher
◉ refrigeration service. Answer: the best tool to open and close the stem
access valve on a refrigertion system is the _____ wrench
◉ sawzall. Answer: Which power tool is best used for cutting steel rod?
◉ floor plan. Answer: When reading blueprints for a proper wall and
duct location, the technician should look at the
◉ can be used with both natural gas and propane equipment. Answer:
CSST (Corrugated Stainless Steel Tubing) connections
◉ PVC. Answer: The type of pipe commonly used for condensation
drainage on central air conditioning system is