WASHER 8T4895 - Caterpillar

Illustration 1 g00650484
Schematic Of The Scroll SwitchThe Scroll Switch Does Not Scroll
Use this procedure when the "Scroll" Switch will not scroll the parameter values on the display. This condition is probably caused by an undesired open circuit. An unlikely cause would be a problem with the Main Display Module.
Locate The Switch.
Turn the ECS to the OFF/RESET position.
Locate the "Scroll" switch. If you cannot find the switch, use the Electrical System Schematic in order to assist in locating the switch.
Check for loose connections and check for corroded terminal connections to the switch. Clean corroded terminals and tighten loose connections. Expected Result: The connections are good.Results:
OK - The connections are good. Go to 2
NOT OK - There is a problem with the connections. Repair