Zoomlion QY30V, Руководство пользователя

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04-38 04-38
Operation – crane superstructure Operation – crane superstructure
Fig. 04 – 35 Fig. 04 – 35
Return the joysticks to the neutral positions slowly and then the hoisting Return the joysticks to the neutral positions slowly and then the hoisting
mechanism stops mechanism stops working immediately. working immediately.
Speed of crane movement “Spooling up / Speed of crane movement “Spooling up / reeling off main / au reeling off main / auxiliary winch” can xiliary winch” can
be controlled by the deflection of the right / left joystick and by the pedal of be controlled by the deflection of the right / left joystick and by the pedal of
engine control. Depress the engine control pedal or increase the deflection engine control. Depress the engine control pedal or increase the deflection
angle of the joystick to speed up the hoisting movement. (When deflection angle of the joystick to speed up the hoisting movement. (When deflection
angle of the joystick is small, it is recommended not to apply the engine angle of the joystick is small, it is recommended not to apply the engine control control
pedal.) Do not change the hoisting speed jerkily to ensure stable crane pedal.) Do not change the hoisting speed jerkily to ensure stable crane
operations. operations.
If the hook block contacts the weight of hoisting limit switches during its If the hook block contacts the weight of hoisting limit switches during its
upward movement, the hook block contacts the lowering limit switch during its upward movement, the hook block contacts the lowering limit switch during its
downward movement or the maximum permissible load moment is exceeded, downward movement or the maximum permissible load moment is exceeded,
the buzzer sends out fast acoustic warning and
the buzzer sends out fast acoustic warning and the crane movement “Spool up the crane movement “Spool up
/ reel off winches” is cut off. At this time, the crane can only work towards safe / reel off winches” is cut off. At this time, the crane can only work towards safe
directions till the dangerous operation is deactivated. directions till the dangerous operation is deactivated.
(1 (1) ) Change Change the re the reeving numbers according to the eving numbers according to the Rated lifting capacity Rated lifting capacity
tables tables when choosing different boom lengths. Before changing the when choosing different boom lengths. Before changing the
ree reeving numbers, fit the hoisting ving numbers, fit the hoisting limit switch limit switch weights; weights;
(2 (2) ) Under Under any conditi any conditi ons, there ons, there must be a must be at lea t least three st three wind wind ings of wire ings of wire
rope lef rope left on the winding t on the winding drum; drum;
(3 (3) ) Lift the load Lift the load vertically. vertically. Do Do not drag the load not drag the load that is still on the ground. that is still on the ground.
It is prohib It is prohib ited to lift the load laterally; ited to lift the load laterally;
(4) When a load is lifted away from the ground, it should first be (4) When a load is lifted away from the ground, it should first be
Caution Caution