Manual of XZ320 Horizontal Directional Drill
37
3.3.3 Close clamp switch of holder.
3.3.4 Rotate the lifting device to move the auger stem to its axle.
3.3.5 Lubricate front threads of auger stem.
Note
:
Thread oil shall be brushed on threads of auger stem and short
connector when installing the auger stem.
3.4 Connect the auger stem.
3.4.1 Power head shall be pushed forward until main axle thread contacts
auger stem.
3.4.2 Continue to push power and rotate main axle until main axle thread is
installed on the auger stem.
3.4.3 Power head shall move forward slowly until new auger stem contacts
front auger stem threads.
3.4.2 Push the power head and rotate the main axle until new auger stem
is tightened with front auger stem.
3.4.3 Loosen the front jaw vice.
3.4.4 Press the holder switch then open the holder.
3.4.5 Rotate lifting device switch for declination.
Note
:
Be sure that lifting device of auger stem is in the lowest position
before pushing power head forward. Guarantee sufficient free motion
distance between power head and carriage during loading/unloading
of auger stem.
3.5 Pressure the charging mud pump switch so that auger stem is full of
mud with increased mud pressure.
Note
:
Adjust speed control handle of mud pump and set pressure
suitably. Gear can not be changed during operation of mud pump.
Gear variation operation of mud pump: It is the easiest to change gears
within 10 seconds after closing the mud pump because transmission gear
is still in operation.
Please refer to operation manual of mud pump for operation.
3.6 Rotate the main axle and drill slowly then adjust rotation speed
according to dimension of drill bit and soil conditions.
Attention
:
Be sure to rotate it clockwise unless connector of
auger stem is cut off. Connector will be loosened by
counter-clockwise rotation.
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Содержание XZ320
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