Gives unsatisfactory operation, owing, apparently, to use of cheap parts, poor machining of castings, and assembling by unskilled ... 2. Special high-speed motors overheat in ashpit locations ; in some models, commutators and brushes of the ... Series AH cast- iron boilers. ... Burnham (Burnham Boiler Corp., Irvington , N. Y.).
|Title||:||Consumers Union Reports|