Power Take-Off Shaft; Replacing Sanding Belt; Replacing Sanding Disc - Delta 31-280 Instruction Manual

POWER TAKE-OFF SHAFT

1. DISCONNECT TOOL FROM POWER SOURCE.
2. A power take-off shaft is provided on the lower end of
the sanding belt arm to accommodate accessories.
3. For access to the power take-off shaft, remove the two
screws (A) Fig. 43, and cover (B).
4. WARNING: Unguarded rotating shafts (C) Fig 41 can
create an entanglement hazard. ALWAYS COVER THE
POWER TAKE-OFF SHAFT when not using accessories.

REPLACING SANDING BELT

To replace the sanding belt:
1. DISCONNECT TOOL FROM POWER SOURCE.
2. Loosen the two lock knobs, one of which is shown at
(A) Fig. 42, and remove the top cover (B).
3. Loosen the two screws (C) Fig. 42 until they are out of
the casting. Loosen the other two screws (H) enough to
allow the back panel (D) to hinge open. NOTE: The screws
(C and H) cannot be removed.
4. Release the belt tension by turning the hand lever (E)
Fig. 43. Slide the belt (F) Fig. 43 off of both sanding drums.
5. Slide the new sanding belt over both sanding drums.
Ensure that the belt runs in the direction of the arrow, print-
ed on the inside of the belt.
6. Apply tension to the sanding belt and replace the top
cover removed in STEP 2.
7. Tighten the four screws loosened in STEP 3.
8. Connect the power source to the sander and check for
proper belt tracking.

REPLACING SANDING DISC

1. DISCONNECT TOOL FROM POWER SOURCE.
2. See "ATTACHING SANDING DISC" section in this manual.
B
A
B
H
H
14
C
Fig. 41
A
C
C
Fig. 42
E
F
Fig. 43