Re: Question about original R-46 air-brake release (618488) | |||
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Re: Question about original R-46 air-brake release |
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Posted by Jeff H. on Sun May 18 00:43:09 2008, in response to Re: Question about original R-46 air-brake release, posted by David on Fri May 16 23:13:00 2008. It may have had a different name, but both car classes had thesame functional component, which reduced brake cylinder pressure when wheel slide was detected. If you recall, a wiring error on the R46 cars, when the radio brackets were changed from the original R46 radios the the standard B division radios, caused battery voltage to be applied to the decelostat circuit when the mike was keyed up, leading to loss of braking and a bulletin which was in effect for about a year requiring that motormen not transmit on the radio unless the train was stopped :) |