COUPLING AS 4988393 - Caterpillar

Ride Control (24) - This indicator illuminates green when the ride control is activated. This indicator illuminates amber when the ride control is in automatic mode, but not active.
Hazard Lights (25) - This indicator illuminates when the hazard lights are activated.
Implement Float (26) - This indicator illuminates when the implement float is activated.
Engine Starting Aid (27) - This indicator illuminates when an engine starting aid is activated.
Autodig Status (28) - This indicator illuminates when the autodig system is active. ReferenceRefer to Operation and Maintenance Manual, "Aggregate Autodig" for more detailed information.
High Beam Lights (29) - This indicator illuminates when the high beams are on.
Action Light (30) - This indicator illuminates when a fault has been detected by the monitoring system. Monitoring System Display
Illustration 2 g02110948
Display module on the front dash just above the indicator lights
Illustration 3 g02444116
Control Buttons (8) Navigation button (9) OK/Select button (10) Back/Previous button (11) Operator select button (12) Information button (13) Backlight buttonNavigation Button (8) - This button is used for the following purposes: navigation, data information and a decrease in a setting value or an increase in a setting value.OK/Select Button (9) - This button selects the currently highlighted menu option. The "OK" button also acknowledges any Level 1, Level 2, or Level 3 diagnostic message on the display screen.Back/Previous Button (10) - This button is used to return to the previous screen.Operator Select Button (11) - This button is used to return to the operator menu.Information Button (12) - This button is used to display the main menu. Press the Information button twice to return to the performance menu.Backlight Button (13) - This button is used to adjust the light on the display area. Press the button and hold the button to adjust the backlight intensity with the left arrow button and the right arrow button. Press the back light button again while in backlight adjust mode to adjust the contrast.Key On
When the ignition keyswitch is turned on, the Cat Monitoring System will perform a power-up sequence self test. The power-up sequence will include a functional test of the system. The alert indicators will come on for 3 seconds to verify the system. The action alarm will sound until the end of the self test or until the engine is started.The system will display the fluid levels for the engine oil, coolant, and the fuel filter water separator. The monitoring system display will show each compartment with either an "OK" or "CHECK" if the fluid is low.Note: Fluid levels are only available at key on, the check is disabled if the machine is immediately started.Start Up
At machine start-up, the first preliminary screen will ask the operator to choose between a previously stored profile and the default settings. Press the "Four-Way" button to move through the list of saved profiles. Press the "OK" button within 15 seconds after start-up to accept the highlighted profile.Note: After 15 seconds the default settings will activate.A second popup screen appears when active warnings are reported to the monitoring system.