CUP-BEARING 5P1949 - Caterpillar

Emergency shutoff controls are for EMERGENCY use ONLY. DO NOT use emergency shutoff devices or controls for normal stopping procedure.
Ensure that any system that provides external support to the engine is secured after the engine is stopped. Turn off the auxiliary systems for engine operation after the engine is stopped.
Do not start the engine until the problem necessitating the emergency stop has been located and corrected.
Pressing the emergency stop button may cause unburned gas to remain in the air inlet and in the exhaust manifold.
Unburned gas in the air inlet and exhaust system may ignite when the engine is started. Personal injury and/or property damage may result.Before starting an engine that may contain unburned gas, purge the unburned gas from the air inlet and exhaust system. Refer to the topic on purging unburned gas in the "Starting the Engine" section.
Emergency Stop Button
Illustration 1 g00792865
(1) Emergency stop button
(2) Mode control switch in the "OFF/RESET" position The emergency stop button is in the OUT position for normal engine operation. For an emergency stop, push emergency stop button (2). The engine will not start when the button is locked. To reset the button, turn the button clockwise or pull the button. The spring-loaded button will return to the OUT position.The control panel must also be reset before the engine will start. To reset the control panel, turn mode control switch (1) to the "OFF/RESET" position.Another emergency stop button is located on the ECM junction box on the rear of the engine.