Section 23(4) in The Delhi Metro Airport Express Line, General Rules, 2010
(4)If any point indication is missing or shows the points set for the wrong direction, or there is a discrepancy between the indications at the station and in Operations Control Centre, the station controller shall examine the position of the points himself, if they are lying in the wrong direction, he shall manually set the points with the handle from the station control room and the points shall be secured with a clamp and padlock and the train instructed by hand signal to proceed, and if after traveling some distance, a proceed indication is received by the train running on Restricted Manual mode, the train shall automatically upgrade to the Coded manual mode of control and the train operator shall again inform the Traffic Controller if the train is fitted with Automated Train Operation, this mode of the control can be selected.
