Since yesterday’s post of the 1120 shoving on a departing inbound at Lincoln I received a couple of e-mails in reference to my comment "smoke rises from the traction motors in the 90 degree heat”. I wanted to post two examples of what I observed to see if anyone could shed some light on this phenomenon. It appears to me that smoke is coming from the traction motors or blowers on the the GP40-2MC's. Here is the same phenomenon on the 1131 shoving an inbound approaching Belknap St. in Concord Ma

Photographed by Vinnie Lanza, August 2, 2005.
Added to the photo archive by Vinnie Lanza, August 3, 2005.
Railroad: MBTA.

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