GEAR AS-IDLER 2715656 - Caterpillar

Use the following general guidelines for starting the engine. For specific instructions on starting the engine, see the literature that is provided by the OEM of the installation.
Engine exhaust contains products of combustion which may be harmful to your health. Always start and operate the engine in a well ventilated area and, if in an enclosed area, vent the exhaust to the outside.
For initial start-up of a new or rebuilt engine, and for start-up of an engine that has been serviced, make provision to shut the engine off should an overspeed occur. This may be accomplished by shutting off the air and/or fuel supply to the engine.
Do not start the engine or move any of the controls if there is a "DO NOT OPERATE" warning tag or a similar warning tag attached to the start switch or to the controls.Ensure that no one will be endangered before the engine is started and when the engine is started.
Perform all of the procedures that are described in this Operation and Maintenance Manual, "Before Starting Engine" topic (Operation Section).
For electric starting motors, do not crank the engine continuously for more than 30 seconds. Allow the starting motor to cool for two minutes before cranking the engine again.
Start the engine according to the instructions that are provided by the OEM of the installation. If the engine does not start after a few attempts, shut off the fuel. Crank the engine for ten seconds to clear fuel from the cylinders. Allow the starting motor to cool for two minutes before cranking again.After the engine starts, operate the engine at low idle rpm for two to three minutes. Allow the jacket water temperature to begin to rise before increasing the engine rpm. Check the gauges during the warm-up.Perform a walk-around inspection. Inspect the engine for leaks. Listen for unusual noises.