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Feed Rod and
Leadscrew
Gearbox Ratio
Levers
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Note: Make sure to loosen the carriage lock
(Figure 28) when apron power feed or threading
are to be used. The carriage lock is used only to
increase carriage stability when facing operations
are in process.
NOTICE
ONLY shift the gearbox levers when spindle
speed is less than 500 RPM and the gear-
box speed range lever is in neutral. NEVER
force a lever. If the lever will not engage, use
the jog button when applicable so the teeth
mesh and the lever drops into position.
Figure 21. <ZVgWdm^cejiVcYdjiejiXdcigdah#
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Figure 22. <ZVgWdmgVc\ZaZkZgh#
NOTICE
ONLY shift the gearbox levers when spindle
speed is less than 500 RPM and the gear-
box speed range lever is in neutral. NEVER
force a lever. If the lever will not engage, use
the jog button when applicable so the teeth
mesh and the lever drops into position.
I]Z\ZVgWdm]VhVhZg^Zhd[aZkZghjhZY[dgXdc"
igdaa^c\i]Z[ZZYgdYVcYaZVYhXgZl[ZZYgViZh^c
gZaVi^dch]^el^i]i]Zhe^cYaZheZZY#
7VhZYdci]Zi]gZVY^c\VcY[ZZYgViZX]Vgi!ndj
XVch]^[ii]Z\ZVgWdmidVXXdbbdYViZVcZaVWd"
gViZVggVnd[[ZZYgViZh#I]Zi]gZZ\ZVgWdmgVc\Z
aZkZgh Figure 22 ]VkZ bjai^eaZ aZiiZgZY edh^"
i^dch Figure 24! VcY l]Zc bdkZY VXXdgY^c\
idi]Z i]gZVY^c\ X]Vgi VcYZmVbeaZ dci]Z cZmi
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idXjiV"3.5mm"i]gZVYjh^c\i]ZLCR8YaZkZg
XdbW^cVi^dc#
Note/ The change gear must be in the position
shown inFigure 23#