Zucker & Levett & Loeb co., New York, [from old catalog] comp · New York, Zucker & Levett & Loeb co · leaf 17
with very finesand paper, say No. o. Then put the smallest possibleamount of oil on the end of the finger and rub over thecommutator. Never put enough oil on so that the 16 commutator looks greasy and dirty. Never use Emery, asit will cut the commutator and the brushes badly; this isimportant. If… … Fig. 3. Position of Brushes on Commutator. must be carefully done. As the wire brushes are of asoft and spongy nature, it is essential, to insure goodrunning, that they be handled carefully while being in-serted and adjusted, so that they may retain their shape. Tension and Position of Brushes.—The…
Electroplating · Grinding and polishing · Bicycles and tricycles
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