. Electric railway journal . loor ofthe shop for inspection as shown in the operation might be simplified by means of a suit-able pit jack. The average cost of a recent inspection of our two-motor equipments was $ per car. The cost coveredthe work of removing and replacing the motors on thetruck, removing and replacing the pinion and ball bear-ings, and thoroughly washing the latter in gasoline. Weendeavor to give our motors an inspection every sixmonths, in order to watch the service they are , it should not be necessary to inspect themoftener than once a


. Electric railway journal . loor ofthe shop for inspection as shown in the operation might be simplified by means of a suit-able pit jack. The average cost of a recent inspection of our two-motor equipments was $ per car. The cost coveredthe work of removing and replacing the motors on thetruck, removing and replacing the pinion and ball bear-ings, and thoroughly washing the latter in gasoline. Weendeavor to give our motors an inspection every sixmonths, in order to watch the service they are , it should not be necessary to inspect themoftener than once a year. Operating troubles of this motor have proved gratify-ingly small. Owing to the small clearance of the motorabove the paving, holes were knocked or worn in thegear case, with the consequent intrusion of sand andgrit. This condition, of course, is simply a question ofbetter paving or a larger diameter car wheel. Theearlier design of the GE-258 motor as used by us wasalso subject to loosening of the retaining collar which. LIFTING AN ARMATURE OUT OF ABOX FRAME MOTOR BY USING APORTABLE CRANE holds the pinion-end bearing. The collar was screwedon and held in place by mean3 of a locking the pin of the locking spring broke andfell out, allowing the collar to unscrew. While the pin-ion prevented the collar from unscrewing entirely theball bearing would get loose and be subject to ourselves and the maker have cured this defect by


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