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3.3 Basic check items
1. Engine water temperature monitor
This monitor (1) warns the operator that the engine water tem-
perature has risen.
If the engine water temperature becomes abnormally high, the
monitor lights up red, the overheat prevention system is auto-
matically actuated, and the engine speed goes down.
Stop operations and run the engine at low idle until monitor (1)
changes to green.
2. Hydraulic oil temperature monitor
This monitor (2) warns the operator that the hydraulic oil temper-
ature has risen. If it lights up red during operations, run the
engine at low idle or stop the engine and wait until the oil tem-
perature goes down and the monitor changes to green.
3. Engine oil pressure monitor
This monitor (3) lights up red if the engine lubrication oil pres-
sure goes below the normal level. If it lights up red, stop the
engine, and check the lubrication system and the level of oil in
the oil pan.
REMARK
When the starting switch is ON, this lamp remains illuminated,
and after the engine starts, it goes out. When the engine starts,
the buzzer sounds momentarily, but this is not an abnormality.
4. Low brake pressure
When brake system hydraulic pressure is abnormal, this lamp
will illuminate.
CAUTION
Do not drive machine with low brake pressure warning lamp illu-
minated.
REMARK
The color when the monitor lights up for the basic check items,
caution items, and emergency stop items is as follows.
3-16
Operation
GK018125
GK018126
GK018127
PW180-7E0 – VEAM400102
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