Komatsu ecot3 WA430-6 Operation & Maintenance Manual page 95

EXPLANATION OF COMPONENTS
METHOD OF SWITCHING TRAVEL SPEED/ENGINE SPEED DISPLAY/NON-DISPLAY
Use the following method to display the travel speed or engine speed or to have no display on the character display.
1. Press the ( ) portion of the machine monitor mode selector
switch 1 to display "ODO" (odometer).
2. Press the (>) or (<) of the machine monitor mode selector
switch 2 to display "rpm ON → OFF" or "km/h ON → OFF".
To set to no display for the travel speed or engine speed on the
character display, display "rpm OFF → ON" or "km/h OFF →
ON".
3. Press the ( ) of the machine monitor mode selector switch 1.
The item that was being displayed changes to non-display, and
the item that was not displayed, is displayed, and the screen
returns to the service meter display.
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OPERATION