'Ware Emery

NZ Truth, Issue 1199, 22 November 1928, Page 21

'Ware Emery

WHEN cleaning the commutator, either of the starter or the dynamo, emery cloth should not be used. The reason for this is that particles of emery are forced into any crevices between the segments of the commutator, and unless they are well cleansed out afterwards; '|they are likely, to form a short circuit .between segments. Emery is a conductor ofvelectricity. Sandpaper should be used.

the forward glare and throwing another ray anglewise which shows up the whole of the road. The advantages of the Robertson lamps are obvious. It is not necessary to dim the right-hand lamp when passing vehicles, while the driver, m addition to retaining his: forward glare, is given a protecting light to the left side of the road. . , ( ,: With: both lights, fully on, the dan-