Feed Clutch Adjustment - Grizzly G0824 Owner's Manual

14" x 40" gunsmith lathe
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Feed Clutch
Adjustment
This lathe is equipped with a feed rod clutch,
shown in Figure 136, that connects the feed drive
hub with the feed rod through a set of spring-
loaded ball bearings. This clutch helps protect
the apron feed system from overload. The feed
rod clutch comes set from the factory, and unless
there is a problem, it needs no adjustment.
Set Screws
Drive Hub
Figure 136. Feed rod clutch.
The clutch may slip if the path for the carriage
or the cross feed is obstructed during turning
or facing operations, the tool bit crashes into a
workpiece shoulder, the carriage lock is incor-
rectly tightened when the feed selection lever is
engaged, or if too deep of a cut is taken—causing
a sudden binding of the tool and workpiece.
Never completely tighten the feed clutch past its
normal setting in an attempt to completely elimi-
nate clutch slip. Doing so will void the warranty,
and can lead to a non-slipping clutch, resulting in
catastrophic gearbox damage.
Model G0824 (Mfd. Since 12/16)
(2 of 4)
Feed Rod
Tool Needed
Hex Wrench 4mm .............................................. 1
To adjust feed rod clutch:
1.
DISCONNECT MACHINE FROM POWER!
2.
Point top right dial at "N", then position bot-
tom right hand gearbox dial pointer between
"S" and "T" (see Figure 137). This allows
feed rod to move freely so adjustments can
be made to the clutch.
N
2
3
1
4
R
V
Figure 137. Gearbox dial settings for feed clutch
adjustment.
— If the clutch slips during normal work
loads, increase the clutch spring pressure
by tightening each of the four clutch drive
set screws shown in Figure 136 one full
turn, then recheck for slippage.
— If the clutch does not slip when it should,
reduce the clutch spring pressure by loos-
ening each of the four clutch set screws
one full turn, then recheck for slippage.
Qty
Pointer Set to "N"
Pointer Set
Between "S" and
"T"
-81-

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