Morooka MST-800VD, Operation & Maintenance Manual

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[9] HST OIL PRESSURE LAMP
This warns the operator that the HST oil pressure has dropped.
It should be out during operations.
If it lights up during operations, the HST oil pressure has dropped.
Stop operations immediately and check for the cause.
Check the line filter and strainer for clogging, check for oil leakage from the
hydraulic piping, and check the oil level in the hydraulic tank.
If the inspection shows that there is no abnormality, please contact your
distributor.
[10] HST OIL TEMPERATURE LAMP
This warns of an abnormality in the HST hydraulic oil temperature.
This lamp should be out during operations.
If it lights up during operations, the HST hydraulic oil temperature has dropped
below 20
℃
or has risen to approx. 95
℃
.
If the HST hydraulic oil temperature is below 20
℃
, carry out the warming-up
operation until the monitor goes out.
If the HST hydraulic oil temperature has gone above 95
℃
, take steps to
reduce the load on the machine, such as reducing the payload, reducing the
engine speed, and avoiding continuous operation under load.