E-7 Overload Sensor -
calibration
How much the load weighted by the overload
sensor is in the platform will be indicated on
the panel on the ground control console. If the
load in the platform does not exceed rated
load, the vehicle is safe during work.
Otherwise, it is dangerous and the alarm will
be activated. So, the sensor must be
calibrated when the data showed on the panel
is incorrect.
Calibration
The weighting system must be calibrated
termly. The interval is 1000 hours for running
or every year. Besides, stop to calibrate the
overload sensor at once the data showed on
the panel is incorrect.
F-1 Fuel filter - clean mesh
element
It is important for operating life of the vehicle to
clean the fuel suction mesh element. The
pressure of fuel suction would be higher when
the mesh element is dirty, which will damage
the engine and shorten the operating life of the
vehicle. The procedures of cleaning the mesh
element as follows
1 Remove the cover of hydraulic tank.
2 Slacken the bolts of fastening the fuel
sucking pipe and pull out the fuel sucking
pipe.
3 Remove the mesh element.
4 Clean the mesh slightly. The corrosive
chemical solvent should be forbidden to
use.
Replacing the mesh should be performed
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