A 'Remote Diagnostic System' installed in the WAP-7 probably for monitoring the loco. ()

Saw this interesting overspeeding unit in WAP7. The unit was not working.If Khalid can throw some light on this unit as to how it works. Never seen such unit in WAP-7. ()

One more version of stick type MP provided in BHEL WAG-7 loco.This one is provided with a rotating type Reverser handle compared to stick type Reverser provided in other locomotives:http://www.irfca.org/gallery/main.php?g2_view=core.DownloadItem&g2_

Pneumatic Panel supplied by M/s Faiveley in BHEL WAG-7.The pneumatic panel integrates almost all important pneumatic functions and valves in one assembly with the ducting incorporated in the back plates of the panel.The red cabinet in the background is

Evolution comes to locomotives also.Here,"Natural Selection" is written instead of "Neutral Section".In a way it is true as in due course,as per the claims of the theory of evolution,these old locos will die to give way to newer,strong