Delta 20-330 Adjusting Blade Guide Bearings, Adjusting Blade 90 Degrees to the Table Surface

Models: 20-330

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ADJUSTING BLADE GUIDE

BEARINGS

DISCONNECT MACHINE FROM

POWER SOURCE.

E

AD

1. The blade guide bearings (A) and (B) Fig. 20 should

be adjusted so they just touch the sides of the blade (C)

after the blade is tracking properly and the blade

support bearing has been adjusted. To adjust, proceed

as follows:

C

F

B

2.

Remove the cover plate that is attached to the face

of the right guide bracket (D) Fig. 20.

3.

The inside guide bearing (A) Fig. 20, is mounted to a

fixed shaft and cannot be adjusted. The outside guide

bearing (B) is mounted on an eccentric shaft and should

be adjusted so that the sides of the blade (C) just

contact the guide bearings (A) and (B). To adjust, loosen

nut (E) and turn adjusting nut (F) until proper adjustment

is made. Then tighten nut (E).

4.

Adjust the other blade guide bearings in the same

manner.

ADJUSTING BLADE 90 DEGREES TO THE TABLE SURFACE

In order for accurate work to be accomplished on your saw the blade must be at 90 degrees to the table surface. To check and adjust, proceed as follows:

DISCONNECT MACHINE FROM

POWER SOURCE.

1.Lower the saw arm to the horizontal position. Place a square (A) Fig. 21, on the table with one end of the square against the blade, as shown.

2.If the blade is not at 90 degrees to the table, loosen the two screws (B) Fig. 21, that attach the blade guide brackets to the guide arms and rotate both guide brackets (C) until the blade is at 90 degrees to the table. Then tighten the two screws (B). NOTE: CARE SHOULD

BE TAKEN NOT TO DISTURB THE BLADE GUIDE SUPPORT BEARINGS WHEN MAKING THIS ADJUSTMENT.

Fig. 20

A B

B

C

C

Fig. 21

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Delta 20-330 instruction manual Adjusting Blade Guide Bearings, Adjusting Blade 90 Degrees to the Table Surface