Komatsu WA470-6 2006, Руководство по эксплуатации и техническому обслуживанию

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Operation 3.3 Operation
WA470-6H – VEAM946100
3-127
Locate the cause and do not operate the machine until it has
been repaired.
REMARK
If any function of the oil pressure system is used when the
engine is running at low speed, steering oil pressure caution
lamp (red) (3) may light up for a moment, but if the lamp goes
out again soon, there is no problem.
When the emergency steering system detects that the oil pres-
sure in the steering circuit has been restored, the actuation of
the emergency steering system is stopped.
On machines equipped with an emergency steering function, the
emergency steering switch is installed at the position shown in
the diagram (1).
Emergency steering self-check function
When the starting switch is turned ON, the emergency steering
is automatically actuated for approx. 3 seconds to check that the
emergency steering is functioning properly.
When this happens, steering oil pressure caution lamp (red) (1)
and emergency steering pilot lamp (green) (2) light up.
CAUTION
!
If the machine is steered during the steering self-check, it
may move.
!
Do not steer the machine during the steering self-check.
The emergency steering function check is not carried out in the
following cases.
!
If the starting switch is turned ON, turned OFF again without
starting the engine, and is then turned ON again.
!
If the starting switch is turned ON again immediately after
stopping the engine when the steering oil pressure has not
gone down completely.
!
When preheating is being carried out.
When preheating is being carried out
When preheating is being carried out, the emergency steering
self- check function is not actuated.
To check the emergency steering function, press the emergency
steering switch after completing the warming-up operation.
GK038005
2 1