Cancel Train Demand and observe Y / N Level crossing ceases to operate and traffic lights resume normal operation Relay sequence to be observed Y / N “TDR” then 1 sec later energises “XR” 2.3 Functional Test 3 Turn the “Manual Operation switch “ON” Y / N and observe de-energised and “TDR” “XR” Manual operation of de-energised Level Crossing Y / N Level crossing operates immediately Traffic lights proceed through the Y / N Train Demand Phase and Clearance RA/ARTC Phase Cancel Train demand and observe Y / N Level crossing ceases to operate and traffic lights resume normal operation Relay sequence to be observed “TDR” Y / N then 1 sec later energises “XR” 3 Fault Test Scenarios RA/ARTC 3.1 TDR false indication TDR links open Y / N Inputs off De-energise TDR Y / N Traffic Lights go into train demand Y / N phase Traffic Lights go into flashing yellow Y / N state after XX sec Record Time Reinstate links 4 Re-instatement Y / N 4.1 Restore traffic light signals back to Restore road traffic normal operation signals to normal operation. Y / N Ensure any interfaces have been disconnected RA Y / N Observe behaviour of traffic signals Y / N Ensure operation to current design Y / N Advise work complete Reset Level crossing monitor to 4.2 Restore level crossing to Y / N normal operation normal mode Y / N Check to ensure any pins\ fuses removed for testing has been restored Y / N Test level crossing to ensure correct ARTC operation (lights, Bells and booms) Y / N Ensure all equipment locked and secure Advise Network Control Centre work Y / N complete
Cancel Train Demand and observe Level crossing ceases to operate and traffic lights resume normal operation Relay sequence to be observed “TDR” then 1 sec later “XR” energises Y / N Y / N 2.3 Functional Test 3 Manual operation of Level Crossing RA/ARTC Turn the “Manual Operation switch “ON” and observe “TDR” de-energised and “XR” de-energised Level crossing operates immediately Traffic lights proceed through the Train Demand Phase and Clearance Phase Cancel Train demand and observe Level crossing ceases to operate and traffic lights resume normal operation Relay sequence to be observed “TDR” then 1 sec later “XR” energises Y / N Y / N Y / N Y / N Y / N 3 Fault Test Scenarios 3.1 TDR false indication Inputs off RA/ARTC TDR links open De-energise TDR Traffic Lights go into train demand phase Traffic Lights go into flashing yellow state after XX sec Record Time Reinstate links Y / N Y / N Y / N Y / N 4 Re-instatement 4.1 Restore road traffic signals to normal operation. RA Restore traffic light signals back to normal operation Ensure any interfaces have been disconnected Observe behaviour of traffic signals Ensure operation to current design Advise work complete Y / N Y / N Y / N Y / N Y / N 4.2 Restore level crossing to normal operation ARTC Reset Level crossing monitor to normal mode Check to ensure any pins\ fuses removed for testing has been restored Test level crossing to ensure correct operation (lights, Bells and booms) Ensure all equipment locked and secure Advise Network Control Centre work complete Y / N Y / N Y / N Y / N Y / N