Adjustments

3.Rotational Alignment Check:

While holding the arm with one hand, hold fingers of other hand as shown, between col- umn tube and column support. Apply gentle side-to-side pressure at end of arm. Any side-to-side or rotational movement can be felt with finger at arrow location.

Alignment Adjustments

Note: If Vertical Alignment was OK and adjustment is not needed, proceed to step 6.

1.Loosen (2) 1/4 - 20 Gib socket cap screws on the left side at the rear of the col- umn support slightly (1/2 turn).

2.Vertical Adjustment:

Using the closed end of a box wrench, tighten all of the 5/16-18 black screw heads on the col- umn support casting 1/16th to 1/8th of a turn. Tighten the (2) 5/16-18 silver screw heads slightly more than the black ones to achieve a close fit to the column tube (Fig. 2). (A 1/4" drive ratchet with a six point socket may be needed to get enough torque on bolts.) Loosen nut on brass set screw. Tighten the brass set screw firmly and retighten nut (Fig. 2).

3.Elevate and then lower the Arm using the elevation crank.

4.If the column tube binds and elevation is difficult, go back to step 2 and loosen the screws until you achieve smooth but firm ele- vation, recheck step 3.

5.Repeat "Vertical Alignment Check".

a.If vertical misalignment still exists, repeat steps 2 through 4.

b.If vertical misalignment no longer exists, and you have achieved smooth but firm elevation, proceed to step 6.

6.Rotational Adjustment:

Tighten the (2) 1/4-20 Gib socket cap screws until no noticeable rotational play exists. (Fig. 3).

7.Repeat "Rotational Alignment Check"

a.If rotational misalignment still exists, repeat step 6.

b.If rotational misalignment no longer exists, and you have achieved smooth but firm elevation, this alignment procedure is complete.

Fig. 1

Front

Brass Set Screw

Bright Plated

Bolts

Tighten

Loosen

Fig. 2

Front

Gib Socket

Capscrews

Hex “L” Wrench (Supplied)

Fig. 3

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RIDGID SP6263 manual Alignment Adjustments