Why should refrigerant lines or condensate plumbing be installed in a chase or conduit if they are to be under a poured concrete slab?
What will be an ideal response?
To protect the lines from physical harm and to keep the copper tubing from contacting the concrete which can corrode the copper tubing.
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If the length of the weld is specified, it is placed on the immediate left of the weld symbol.
Answer the following statement true (T) or false (F)
A residence with 1,000 square feet of living space has a general lighting load of _____.
a. 1,000VA b. 2,000VA c. 3,000VA d. 4,000VA
What are the symptoms of hardware disease?
What will be an ideal response?
GTAW commonly uses the same power sources and welding machines used for _____
A) shielded metal arc welding (SMAW) B) self-shielded flux-cored arc welding (FCAW-S) C) gas-shielded flux-cored arc welding (FCAW-G) D) gas metal arc welding (GMAW)