Grizzly G0709 Owner's Manual: Tailstock Lock; Bearing Preload

14" x 40" gunsmithing lathe.
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Tailstock Lock

When pushed toward the spindle, the tailstock lock
holds the tailstock firmly in place on the bedway
with a locking plate underneath. if the position of
the lock lever is difficult to use, the lever can be
adjusted for the best leverage.
Tools Needed
Wrench 24mm ................................................... 1
To adjust the tailstock lock lever:
1.
unthread the stop pin (see figure 107), and
carefully slide the tailstock from the lathe.
hex nut
figure 107. tailstock locking hex nut and plate.
2.
tighten the hex nut
tailstock.
3.
Apply the tailstock lock lever and verify that
the tailstock is locked and the lever is where
desired. readjust as necessary.
Model G0709 (Mfg. Since 5/11)
Qty
tailstock
lock lever
stop pin
-turn and re-install the
1
4
bearing preload
this lathe is shipped from the factory with the
spindle bearing preload set. if the spindle ever
develops end-play and the workpiece finish suf-
fers, you can re-establish the bearing preload,
remove the end-play, and correct the workpiece
finish issue.
Tools Needed
hook-style spanner Wrench 68-75mm ............. 1
dial indicator with Magnetic Base ..................... 1
heavy dead Blow hammer ............................... 1
Wooden Block ................................................... 1
To adjust the preload:
1.
run the lathe for 20 minutes on high speed to
bring the lathe to a normal temperature.
2.
disConneCt lAthe FroM poWer!
3.
remove the chuck and spider bolts, then shift
the spindle to neutral and remove the head-
stock gear cover to access the outboard end
of the spindle (see figure 108).
outboard
end of
spindle
figure 108. location of outboard end of spindle.
Qty
-67-

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