Wright-Martin Aircraft Corporation, New Brunswick, N.J · New Brunswick, N.J., Wright-Martin Aircraft Corporation · leaf 69
Plate 18Removing oil pressure relief valve plunger after passing through the oil filter is forced throughsteel tubes which are cast in the lower half of thecrankcase to three of the main bearings. From these bearings the oil enters the hollowcrankshaft and is distributed to the four… … ilTTTI
Airplanes
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