International Library of Technology · Scranton, International Textbook Co. · leaf 21
ure shaft should be encased incloth before lifting, to avoid nicks and dents. The pillow-blocks should be inspected to see that they contain no ironfilings or other dirt, and should then be filled with a goodquality of oil. 5, Under no circumstances should any of the weight ofthe armature be… … Fig. 3. those shown in Fig. 3, should be used, and for the heavierones a rope sling 5 and spread bar B such as are shown inFig. 4; note that the rope is crossed on itself when it passesthrough the hook. When handling a heavy armature, itscommutator should be protected by a blanket or other pad-ding…
Electrical engineering
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