Twentieth century handbook for steam engineers and electricians, with questions and answers; a practical nontechnical treatise .. (1916)
Swingle, Calvin F. (Calvin Franklin), b. 1846 · Chicago, F.J. Drake & company · leaf 1140
tor should be about 3/16 in.If it is less than this, shut down the machine and movethe commutator forward or in the direction of rotation Operation of Dynamos 1105 until the spark is of the desired length. If the spark istoo long, move the commutator back the proper amount. A general view of the… … Fig. 4S2 tion is on the left-hand side, as shown in Fig. 482. Onthe left-hand machine, i. e., one which runs clockwise, itsposition is on the opposite side. Before filling the dashpot D with glycerine, see that the regulator lever and itsconnections, brush yokes, etc., are free in every joint,…
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