Huvema HU 50 H, Operation Manual, Page: 12 / 37

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6. Operation of Machine
6.1 Please read the manual carefully before operating the machine, then make
familiar with structure of the machine, function of each hand lever, and buttons on
the operation panel, coolant & lubricating system and electrical system and so on.
(Figure.3)
6.2 Check whether each locking structure is normal before starting the machine,
and whether ground wire is right and reliable.
6.3 Switch on power switch, check whether electrical switch is flexible and
reliable. Operation panel situates on the left of the column. The pushbuttons on the
operation panel have visual symbols, so operation is convenient. There is inching
button on the right side of the column, so change spindle speed well.
6.4 Speed change of spindle.
Press inching turning “T” button on the right side of the column first, then adjust
three handles (19) in target position according to the illustration of the speed plate.
Spindle speed change of universal swivel head: Adjust three handles (7) in target
position according to the illustration of the speed plate.
6.5 Start motor of the feed box first, then adjust handle (1) in “STOP” position,
adjust handles (2) at target speed. Table will rapidly feed when handle (1) is situated
in “RAPID” position.
6.6 Longitudinal feed of table
6.6.1 Longitudinal power feed of table: First loosen locking handle (4), and adjust
the handle (5) in LEFT or RIGHT, NEUTRAL position, which will realize the
longitudinal power feed.
6.6.2 Longitudinal manual feed of table: First loosen locking handle (4), and adjust
the handle (5) in MANUAL position, then turn handwheel (13) directly to realize
longitudinal manual feed of table.
6.7 Cross feed of table
6.7.1 Cross manual feed of table: First loosen locking handle (16), adjust the
handle (3) in “NEUTRAL” position, then turn handwheel (21) directly to realize
cross manual feed of table.
6.7.2 Cross power feed of table: First loosen locking handle (16), must draw out
the knob at the end of handle (3) before adjusting the handle (3) up or down, which
will realize the cross power feed.