Huvema HU 30 CROSS-4, Manual

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(2) Preparing for milling(see fig.2)(Except addition power feed system)
(a) Adjust the positive depth stop gauge to highest point position.
(b) Turn tight of the knob be use to taper friction force coupling the
worm gear and spring base. Then turning the handle wheel by
micro set the spindle of work piece machining height.
ADJUSTING TABLE SLACK AND COMPENSATE FOR WEAR(see fig.3)
(1) Your machine is equipped with jib strip adjustment to compensate for
wear and excess slack on cross and longitudinal travel.
(2) Clockwise rotation the job strip bolt with a big screw for excess slack
otherwise a little counter cloclwise if too tight.
(3) Adjust the jib strip bolt until feel a slight drag when shifting the table.
CLAMPING TABLE BASE AND MACHINE BASE (See Fig.3)