ACTION TAKEN BY STATION MASTER IN CASE OF ACP
1. As soon as the Loco Pilot observe a drop in the Vacuum /Air pressure indicator, the driven must at once being his train to a stand as quickly as possible and he must at the same time give two short and one long whistle (00--). This whistle code must be repeated while the train is being brought to a stand and until the Guard shall acknowledge it.
2. The Guard shall give his acknowledgement by showing red flag by day and red light by night indicating that he has understand the situation.
3. If alarm chain is pulled within station limit the SM shall send the C & W staff, Points man, GRP,RPF, to assist the Guard and loco pilot.
