YDM-5 locomotive #6098, preserved at Diesel Locomotive Works, Varanasi. The man seen in the photograph is
Mr S Venkataraman, avid railfan and IRFCA member, who
has been deeply associated with DLW for many years. Photo by Prakash...

YDM-4 at Mysore: the assistant driver checks the loco after having arrived at Mysore in the morning. Photo by Apurva Bahadur.

The assistant has climbed on the loco to check the radiator water level in the header tank. Photo by Apurva Bahadur.

Detail of the YDM-4. More details here. Photo by Apurva Bahadur.

YDM-4 #6200 in the shed at Mysore. Photo by Jay Balakrishna, January 2003.

YDM-4 #6279 at Mysore. Photo by Jay Balakrishna, January 2003.

YDM-4 #6418 of the Golden Rock shed which usually hauls train No. 662 from Coonoor to Ooty, at the Coonoor Loco Shed in June 2003. Photo by Raghuram C G.

Another View of YDM-4 #6481. In the background is X class #37392. Coonoor Loco Shed, June 2003. Photo by Raghuram C G.

YDM-4 #6130 after arriving around 1335 hrs. at Madurai, now leaving as light engine. Photo by Hendrik Ploeger, 19 June 2003

The Jaipur - Purna Meenakshi Exp. arriving at Nasirabad behind YDM-4 #6429 of the Sabarmati shed. Sep. 21, 2003. Photo by Vicky.

The Jaipur - Purna Meenakshi Exp. just outside Nasirabad station. Sep. 21, 2003. Photo by Vicky.

YDM-4 #6145 of Sabarmati shed departing Nasirabad with a goods load. Sep. 21, 2003. Photo by Vicky.

A goods train arriving at Nasirabad behind YDM-4 #6145 of Sabarmati shed. Sep. 21, 2003. Photo by Vicky.

YDM-4 #6537 of Sabarmati shed arrives at Nasirabad with the Mhow - Ajmer Passenger. The loco was noted making a strange humming noise as it pulled in to the station, and as it was leaving later. Sep. 21, 2003. Photo by Vicky.

A closer look at YDM-4 #6537. Sep. 21, 2003, Nasirabad. Photo by Vicky.