•Rotation check:To check the rotation, holdthe front
ofthe arm with one hand and grasp the top of the
column supportwith the other. Press the arm tothe
side. Ifthere is play between thecolumn support
and the column tube, itneeds to be adjusted. See
Figure20B.
COLUMNTUBE COLUMN
Elevation Adjustment
COLUMN
SILVER BLACK
SCREWS
o
COLUMNSUPPORT Fig.20B
•Elevation Adjustment: If the elevation check didnot
show any play between the columntube andthe
support, go to the rotationadjustment. Otherwise,
raiseand lower the arm with the elevating hand-
wheel. Tighten the black screws onthe right side of
the column support by 1/16th to 1/8th of a turn.
Tighten the two silver screws on the left side
slightlymore. You will need two 1/2 in. wrenches or
sockets.Turn the elevating handwheel again. Ifthe
columntube binds, loosen the silverand black
screws and turn the handwheel again. See Figure
20C.
•When the elevation is smooth, check for looseness
again by pressing upward on thefront of the arm.
Repeat the previousstep untilelevation issmooth
withno playbetween the column tubeand the
column support.
Fig. 20C
•Rotation Adjustment: Using a 3/16 in. hex key,
slightlytighten the two cap screwsat the back of
the column support (left side) untilno play shows
between the radialarm and the column. The cap
screws are indicated by arrows. See Figure 20D.
•Recheck the rotation by holding the front ofthe
arm, grasping the top of the column supportwith
the other, and pressingthe arm to the side.
Rotation Adjustment
CAP
SCREWS,
Fig. 20D
29 (RRFTSMI_WRADIALSAW315,220380