Komatsu D37EX-24 Operation & Maintenance Manual page 75

OPERATION
F1: Displays the next page. When on the last page, it displays
the first page.
F2: Displays the previous page. When on the first page, it dis-
plays the last page.
F5: Returns the screen to the standard screen.
ENGINE COOLANT TEMPERATURE CAUTION LAMP
Engine coolant temperature caution lamp warns about states
caused by engine coolant temperature.
When abnormal
The caution lamp lights up in red and indicates action level
"L02".
The engine coolant temperature is abnormally high.
While this lamp is lit, the overheat prevention system is auto-
matically actuated and the engine speed drops.
Stop operations and run the engine at low idle until the caution
lamp changes to the normal display color (blue) at a proper
temperature.
When temperature is proper
The caution lamp lights up in blue.
HYDRAULIC OIL TEMPERATURE CAUTION LAMP
The hydraulic oil temperature caution lamp warns about states
of hydraulic oil temperature.
When abnormal
The caution lamp lights up in red and indicates action level
"L02".
The hydraulic oil temperature is abnormally high.
Stop operations and stop the engine or run it at low idle until
the caution lamp changes to the normal display color (blue) at
an appropriate temperature.
When temperature is proper
The caution lamp lights up in blue.
EXPLANATION OF COMPONENTS
3-17