EKKO EK07S Series, Руководство по обслуживанию

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2
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Press down button, down solenoid valve signal red light should be steady on
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1. If the vehicle cannot be lifted normally, for example, the original 3300
lbs. vehicle can only be lifted less than 2200 lbs., then the oil pump
pressure can be adjusted, but this operation must be carefully, if the
hydraulic pressure is adjusted so that the vehicle load exceeds the rated,
it may make the frame deformation. Specific operations are as follows:
The wrench unscrewed the pressure nut.
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1.Here is the coil wiring of the lifting contactor (line numbers
are 2 and 15). After powering on, press the lifting button to
measure whether there is a voltage of about 24V at these two
places. If so, and there is no sound of pulling on the contactor,
then the contactor is faulty. If there is no 24V voltage, then line
15 at the measuring handle is connected to line 15 at this point.