Komatsu WA500-6H Operation & Maintenance Manual page 96

3.2 Explanation of components Operation
4. Output mode pilot lamp (power mode)
This lamp (4) lights up when the power mode is selected.
When the engine power mode selector switch is used to select
power mode, the pilot lamp lights up.
For details, see "Engine power mode selector switch (3-65)".
GK043112
5. Preheating pilot lamp
This lamp (5) lights up when the engine preheating electric
heater is actuated.
In cold weather, when the starting switch is turned to the ON
position, this lamp lights up, and when the preheating is com-
pleted, it goes out.
The preheating time differs according to the engine water tem-
perature.
GK032108
For details, see "Starting engine (3-108)".
6. Auto-greasing pilot lamp
This lamp (6) shows that the auto-greasing is being actuated.
When the auto-greasing is being actuated, the pilot lamp lights
up.
When the grease tank is empty, the lamp flashes (1 Hz), and
when there is an abnormality in the auto-greasing device, it
flashes rapidly (2 Hz).
GK050033
7. Joystick pilot lamp
(Option)
This lamp (7) lights up when the joystick ON/OFF switch is at the
ON position and the joystick console is tilted to the front.
For details, see "Joystick steering system (6-32)".
GK050034
3-30
WA500-6H – VEAM430100