Why do some manufacturers require that suction line filters be removed from a system after the system has been cleaned?
What will be an ideal response?
Because a loaded suction filter creates pressure drop in the suction line.
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Dovetail accuracy is measured indirectly, by placing accurate rods in the corners and measuring over, or between them.
Answer the following statement true (T) or false (F)
A home that does not have a connection to a public utility sewage system will probably need to install what?
What will be an ideal response?
What is the estimated length of a wall that is covered by 12 pieces of sheathing hung vertically?
A) 48 feet B) 72 feet C) 24 feet D) 98 feet
Technician A says stress risers are used to cause the metal to bend at a predetermined location. Technician B says an enclosed box-like structure is used in areas where maximum strength is required. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B