Komatsu WA500-6H, Руководство по эксплуатации и техническому обслуживанию

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3.2 Explanation of components Operation
3-22
WA500-6H – VEAM430100
3. Engine coolant temperature caution lamp
This lamp (3) lights up to warn the operator that the engine cool-
ant water temperature has risen.
During checks before starting (when the starting switch is turned
to the ON position but the engine is not started), this monitor
does not light up.
During operation (engine running)
If the engine coolant temperature rises, only the engine coolant
water temperature caution lamp will light up.
If the coolant temperature rises further, the central warning lamp
will light up and the alarm buzzer will sound intermittently.
The central warning lamp lights up and “E02 ENGINE OVER-
HEAT“ is displayed on the character display, so stop the
machine and run the engine under no load at a mid-range speed
until the lamp goes out.
4. Hydraulic oil temperature caution lamp
This lamp (4) lights up to warn the operator that the hydraulic oil
temperature has risen.
During checks before starting (when the starting switch is turned
to the ON position but the engine is not started), this monitor
does not light up.
During operation (engine running)
If the hydraulic oil temperature rises, the hydraulic oil tempera-
ture caution lamp, the central warning lamp will light up, and the
alarm buzzer will sound intermittently.
At the same time, “E02 HYD OVERHEAT“ is displayed on the
character display, so stop the machine and run the engine under
no load at a mid-range speed until the lamp goes out.
5. Fuel level caution lamp
This lamp (5) lights up if the amount of fuel remaining in the fuel
tank goes below 53 liters (14.0 US gal).
If it lights up, check and add fuel as soon as possible.
For details, see "Check fuel level, add fuel (3-98)".
REMARK
Even if the caution lamp lights up, action code “E02“ is not dis-
played on the character display.
GK050042
GK050043
GK050044