AAQ SXJS4019A, Installation Manual & Operation Instructions

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the up button time too long, the gear pump will be damaged; Observe whether there
are any abnormalities such as blockage and abnormal noise or odor in each part of the
lift.
2. After completing the above simple inspection, raise the lift to a height of about 1
meter, press the lock button or pressure relief handle to make the mechanical lock
fully work, and check whether the mechanical lock of each column can work safely
and reliably; measure the main platform and vice platform height , if the height error
is large, adjust the mechanical lock bar nut of the corresponding column to raise or
lower the corresponding position of the platform, and then tighten the screw.
3.Press the up button of the lift to disengage the mechanical lock and measure the
height of the main and vice platforms. If the height error is large, adjust the steel rope
nut of the corresponding column to raise or lower the corresponding position of the
platform and then tighten the screw.
4.Press the up button lifting to top position , inspect if the top limit switch
working ,and adjust slight,Make the cylinder stroke less than the maximum stroke,
and reserve an empty stroke of approximately 10mm for the cylinder to prevent the
cylinder from recovering from excessive oil pressure of damag on seal, gear pump
and oil pipe.
5.Press the down button of the lift ,inspect if the time on time relay is suitable , time
better 2s-3s, then check if the air cylinder can unlockig the mechanical lock ,if the
down limit switch can working when the platform lift to about 200mm from
ground ,the buzzer sound (down limit switch is optional part)
6. Press the up or down button of the jacking beam to check the lifting situation, if the
control circuit is reliable, etc . manual jacking beam needs to operate the manual
rotary valve on the pump station for testing.
7. After completing the above work,can do the loading test. After loading, first lift a
few times to check whether there are oil leaks and air leaks at each oil pipe joint and
gas pipe joint; check whether the expansion bolts are tightened and loose; check The
cooperation between the nylon limit roller at the end of the beam and the column
when it is raised to the highest position , can be judged from the indentation on the
inner surface of the column .
8.Motor cover is standard spare parts of electric four post lift ,manual model without
this configuration,after checking there is no problem , can install the motor cover on
the main column with M6*8 inner hexagon bolt .
9. After the above installation, commissioning, and testing, can use it without
abnormality.