● Hook release: one hand pulls the hook lifting handle (4) backward,
and the other hand pulls up the retracting hook/release hook switch (the
hand is released, the action stops), the hook falls, when the hook is out of
the over-rolling switch When the hammer is heavy, loosen the handle and
switch, the handle and switch return to the neutral position, and the hook is
released.
Notice:
1. After the hook of the equipment is tightened, the steel wire rope
can not be lowered and boom raising is strictly prohibited, which will
cause damage to the winch. In the lifting process, the winch has not lifted
the weight before (wire rope slack state) , is strictly prohibited to raise
boom, boom extension, rotation。
2. Changing the handle range or throttle size can change the speed of
retracting and releasing the hook.
3. The retracting and releasing operations can only be carried out in
the boom mode.
Total key switch (No. 19)
The main key switch is the power switch of the whole vehicle, which
can start and stop the engine.
● Preheating: When starting the engine in a low temperature
environment, you need to turn the key to this position to preheat the
engine.
● Stop: In this position, you can insert or remove the key. Turn the
key to this position, the power supply of the whole vehicle is disconnected,
and the engine stops working.
● Connected: Turn the key to this position, the crane circuit is
connected, and the display shows the machine's working condition
information.
● Start: the engine starts to work.
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