Air Brakes and Train Handling Rules - Alaska Railroad

68 EOT Telemetry DevicesA. Making an Emergency Brake ApplicationOnce a system is properly armed, an emergency brake applicationcan be made at any time. To initiate an emergency brake applicationat the end of the train:1. Lift the red cover of the EMERGENCY SWITCH located on theright side of the LCU.2. Push the toggle switch up.3. Verify that:a. The message EMERGNCY briefly appears in the messagedisplay window.b. The brake pipe pressure reading quickly drops to 0 psi.c. The LOW PRES message is displayed while the last carpressure is below 45 psi.68.4.2 Disarming the LCUDisarming the LCU disables the emergency command for all EOTID numbers. To disarm the LCU:1. Set the LCU ID code thumbwheel switches to 00000.2. Press the COMMUNICATIONS TEST/ARM button.3. Verify that:a. The LCU displays DISARMD in the message displaywindow.b. The EMERG ENABLED status LED turns off.c. The EMERG DISABLED status LED turns on.68.5 Calibrating the TRAINLINK II EOT DeviceCalibrate the EOT every 85 days. This task is easier when:• One person is at the EOT.• Another person is at the LCU.68-14 ARRC Air Brakes and Train Handling Manual June 1, 1996