HOSE-ELBOW 4840822 - Caterpillar

a warning tag is attached to the start switch or to the controls, do not start the engine. Also, do not move any controls.Move all hydraulic controls to the NEUTRAL position before you start the engine.Set the engine speed control knob to the low idle position before you start the engine. See Operation Maintenance Manual , Engine Starting for specific engine starting and warm up procedures, and an explanation of several engine protection modes that may be active under certain conditions which might impact the expected or desired engine speed.Diesel engine exhaust contains products of combustion which can be harmful to your health. Always start the engine in a well ventilated area. Always operate the engine in a well ventilated area. If you are in an enclosed area, vent the exhaust to the outside.