Komatsu WA480-8 Operation & Maintenance Manual page 109

OPERATION EXPLANATION OF COMPONENTS
DEF LOW LEVEL GUIDANCE
At 15 seconds after the starting switch is turned to ON position and the standard screen is displayed, if the oper-
able time estimated from current DEF level and the latest average DEF consumption is shorter than 8 hours,
DEF Level Low Error guidance is displayed.
When the time until engine output power limitation starts is 1 to 8 hours
"Approx. * hours remaining to DEF refill caution." is displayed.
When the time until engine output power limitation starts is less than 1 hour
"DEF refill caution will appear soon." is displayed.
DEF Level Low Error guidance goes out in more than 15 seconds or when ENTER switch is pressed.
For the remaining amount of DEF, see "DEF LEVEL GAUGE (3-45)".
REMARK
While monitor displays DEF level low error or maintenance warnings, DEF level low guidance is not displayed.
METER DISPLAY
SPEEDOMETER
The speedometer indicates the travel speed of the machine.
3-41