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Configuring Change Gears
1. 9>H8DCC:8IA6I=:;GDBEDL:G
2. :mVb^cZi]ZX]Vgi^cFigure 42dgFigure 45
id YZiZgb^cZ i]Z X]Vc\Z \ZVg Xdc[^\jgVi^dc
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Note: The feed rates are given in inches of
carriage travel per revolution of the spindle
(IPR).
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i]ZX]Vc\Z\ZVghVhcZZYZY#AZVkZVeegdm^"
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aVh]WZilZZci]Z\ZVgh#
Note: Before you install the gears, thoroughly
clean them with a stiff brush and mild solvent,
then apply a light coat of NLGI #2 grease to
the teeth.
Change Gear "a"
a. AddhZci]ZXVehXgZlhZXjg^c\i]Ze^kdi
Vgb! i]Zc adlZg ^i id Y^hZc\V\Z i]Z
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Figure 43#
b. GZbdkZ i]Z :"Xa^e i]Vi hZXjgZh X]Vc\Z
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c. GV^hZi]Ze^kdiVgbhdi]Vii]Z&'%$&',I
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a! i]Zc gZ"i^\]iZc i]Z XVe hXgZl id
hZXjgZ^i^ceaVXZ#
Change Gear "b"
a. AdlZgi]Ze^kdiVgbVhYZhXg^WZYVWdkZ#
b. AddhZc i]Z hfjVgZ cjidci]Z &'%$&',I
\ZVgVcYha^YZ^iVadc\i]Ze^kdiVgbVcY
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c. AddhZcVcYgZbdkZi]ZXVehXgZlhZXjg"
^c\X]Vc\Z\ZVgb!i]ZcgZbdkZi]Z[aVi
lVh]Zg!Wjh]^c\!VcYi]Z\ZVg#
d. >chiVaa i]Z XdggZXi X]Vc\Z \ZVg b! i]Z
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Note: If change gear "b" must mesh
with the 120T gear when cutting metric
threads, mount the bushing between the
gear and the headstock to properly align
the gear.
e. Ha^YZi]Z&'%$&',I\ZVgdkZgidegdeZgan
bZh]l^i]X]Vc\Z\ZVgb!i]ZcgZ"i^\]i"
Zci]ZhfjVgZcji#
f. GV^hZi]Ze^kdiVgbVcYhZXjgZ^i^ceaVXZ
VhYZhXg^WZYVWdkZ#
4. GdiViZi]Zhe^cYaZWn]VcYVcYbV`ZhjgZVaa
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5. 8adhZVcYhZXjgZi]ZX]Vc\Z\ZVgXdkZg#
Setting the Feed Rate Dials
1. BV`ZhjgZi]Zhe^cYaZbdidg^hOFFVcYi]Z
he^cYaZ]VhXdbZidVXdbeaZiZhide#
2. :mVb^cZ i]Z X]Vgi ^c Figure 42 dg Figure
45! i]ZcXdggZXianhZi[ZZYgViZY^Vah[dgndjg
hZaZXiZY[ZZYgViZ#
Figure 43.8]Vc\Z\ZVge^kdiVgb^cadlZgZY
edh^i^dc#
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