Technicians servicing an MVAC system should do any of these EXCEPT:
A) store refrigerant in a disposable container.
B) wear safety goggles
C) avoid direct contact with the refrigerant
D) work in a well-ventilated area
Answer: A) store refrigerant in a disposable container.
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When insulating a valve with sheet material, first fabricate the _____.
a. body cover b. bonnet flange c. dutchmen d. adjacent pipe insulation
Estimated breeding values (EBVs) are determined by applying genetic principles to performance
records.
Indicate whether the statement is true or false.When a main bearing is installed, the ends of the bearing should not protrude past the parting line of the saddle and cap of the block.
Answer the following statement true (T) or false (F)
An R-22 system has a 6 psi pressure drop in the liquid line and leaves the condenser at 218 psi. If the pressure at the top of the vertical lift is 199 psi, what is the height of the vertical lift?
A) 21 ft B) 19 ft C) 26 ft D) 29 ft