International Library of Technology · Scranton, International Textbook Co. · leaf 637
s c, c.The use of these frames makes a substan-tial job and the switch is held securelyin place. The switches themselves arenot usually installed in the boxes untilthe fixtures are put up. In selecting switches, it pays to getgood ones. A great deal of trouble is caused by cheap,flimsy switches, in… … Fig. 24. 44 INTERIOR WIRING. § 27 FIXTURES. 41. The selection of suitable fixtures and the properwiring of them are important matters. The wireman shouldnot be satisfied to put up any fixtures that may be furnished.He should examine them and test them himself. The fol-lowing rules should be…
Electrical engineering
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