ONR APU 203 at Toronto Union

ONR 203 is an Auxiliary Power unit to supply electrical power to the coaches because the ONR uses freight locos to work passenger trains.
203 was built by GM in November 1955 (serial number 20614) as a F9B for Milwaukee Road as MILW 128C, later renumbered as MILW 125D. It was acquired by ONR in 1985 and entered service in 1991.

ONR 203 in train 121 to Cochrane at Toronto Union Station on Monday, August 24th, 2009.

Ontario Railways Photos