ATTACHING MOTOR TO STAND

DISCONNECT MACHINE FROM POWER

SOURCE.

The motor comes with an attachment bracket installed.

1.Locate the welded bracket (A) Fig. 7 underneath the top shelf of the stand.

2.Place the motor attachment bracket (B), so that the holes in the attachment bracket align with the holes in the welded bracket (A).

3.Insert the hex head bolts - one of which is shown at (C) - and flat washers, in the holes from the inside out.

4.Using an 11/16" open end wrench, tighten the locknuts - one of which is shown at (D) - on the hex head bolts. Hold the hex head bolts with an 11/16" socket as you tighten.

ATTACHING MACHINE TO STAND

DISCONNECT MACHINE FROM POWER

SOURCE.

1.Pull the belt (A) Fig. 8 down through the smaller rectangular hole (B) in the top shelf of the stand.

2.Fasten the machine to the top shelf with four 5/16" x 1/2" bolts and lockwashers (C) Fig. 8 (three of which are shown) and four #10-32 self-tapping screws and washers (D). (The motor was removed for easier viewing here.)

INSTALLING DRIVE BELT AND BELT GUARD

DISCONNECT MACHINE FROM POWER

SOURCE.

NOTE: MAKE SURE THE BELT IS ON THE SANDER DRIVE PULLEY.

1.Slip belt (A) Fig. 8A, over motor pulley (B).

2.Allow motor to drop and pull belt tight.

3.Be sure the pulleys are aligned properly. To adjust, loosen set screw (E) Fig. 8A with a 3/16 hex wrench and move motor pulley to proper position. Once set, retighten set screw.

4.Other adjustments are possible. Loosen screws (D) and (C) Fig 8A and slide sanding unit right or left if needed. Retighten all hardware before continuing.

5.Insert carriage bolts (C) Fig. 8A from inside out to attach free end of motor to motor mounts.

6.Place washer and lockwasher on carriage bolts.

7.Thread wing nut (D) onto carriage bolts and tighten securely.

8.Place belt guard (F) Fig. 8B over pulley and belt. Align the holes in the guard (G) with the holes in the shelf (H). Fasten the guard to the shelf with four #10-32 machine screws.

C

B

A

D

Fig. 7

B

DC

A

Fig. 8

DD

A

C

B

E

Fig. 8A

F

G

H

Fig. 8B

10

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Delta (Model 31-300) Attaching Motor to Stand, Attaching Machine to Stand, Installing Drive Belt and Belt Guard