The beeper will also sound 5 short times if the APU START button is pressed and there is a problem starting the APU. HDLT RESET is a timer that will count down while the main engine is in idle, during the last 30 seconds of which, the beeper will sound. The display panel has two buttons, APU START and HDLT (Headlight) RESET.ĪPU START is for conveniently starting the APU from the cab of the main engine. Idling time of about 3-5 minutes is all that is required to properly cool an. The EST consists of a Main Panel and a Display Panel. unnecessary idling, of non-road diesel engines 25 horsepower (19 kW) or. The new design of the CDT adds increased troubleshooting ability and new installation features plus the ability to work with vehicle security alarms and in. Plus, five-minute timeout and quick shut down functions. This is accomplished by shutting down the main engine and allowing the APU to monitor functions (such as keeping the engine lubricated and the battery on a trickle charge). The CDT works with any K-Type EGT probe commonly found in most pyrometer gauge kits and has adjustable shut down temperature setting. Typically used in the absence of an AESS system.ĭesigned for applications where the main locomotive is supported by an Auxiliary Power Unit, the EST works with the APU to avoid waste of the main engine’s power. After main engine is shut down, the EST will wait an additional 2 minutes before turning engine lights off. This timeframe can be set to 15, 30, 45, or 60 minutes, according to your preferences. The Engine Shutdown Timer (EST) is a timing device, designed to shut down a locomotive’s engine after it has spent a certain amount of time in idle. (No time delay for overspeed shut down function.) Trip speed setting range: Maximum setting.
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