Caterpillar Machine Engine Speed Test by CAT ET 2024A

Cat ET 2024A Engine Speed Test function allows you to change the engine speed to be changed, except for high and low idle, which is useful to measure noise level.

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Accessing

To run the Engine Speed Test function, select “Diagnostics Test” from the Diagnostics menu, and then select “Engine Speed Test” from the submenu. The Engine Speed Test screen is displayed.

 

Screen Layout

The Engine Speed Test screen has the following areas:

 

Status Line

The Engine Speed Test status line displays messages regarding the process of the diagnostic test.

 

Instruction Area

The Engine Speed Test instruction area describes the step-by-step procedure for the diagnostic test.

 

Control Area

The Engine Speed Test control area the engine speed to be increased or decreased. The horizontal slide bar displays the parameter range. The engine speed value is above the slide bar. The parameter reference numbers are to the left and right of the slide bar. A vertical slider indicates where the current value falls. The buttons used in this area are:

– Click to decrease the engine speed by one speed dial setting

– Click to decrease the engine speed by 20 RPM

– Click to increase the engine speed by 20 RPM

– Click to increase the engine speed by one speed dial setting

CAT ET 2024A

Buttons

Depending upon the calibration, the buttons available are:

Start – Click this button to begin the test. The engine speed can then be manipulated manually with the arrow buttons underneath the slider bars. After this button is clicked, it is disabled until the test is stopped

Begin Sweep – Click this button to vary engine speed through the range automatically. The sweeping continues back and forth until the End Sweep button is clicked

End Sweep – Click this button to stop the sweeping of the engine speed.

Stop – Click this button to end the test. This button is disabled until the test is started.