Delta 20-140 Instruction Manual download pdf (Page 11)

Fig. 22

Fig. 23

Fig. 24

Fig. 25

Fig. 22 illustrates the cut-off piece after the cut is com-

pleted. NOTE: The number of cuts per wheel, as well as

the quality of cut, may vary considerably with the cutting

time. Fast cuts cause the wheel to wear more rapidly,

but also help to reduce discoloration and burr.

3. Press in on arbor lock (B) Fig. 24, and at the same

time rotate wheel (F) by hand until the arbor lock engages.

4. Using the wrench provided, loosen arbor screw (C)

Fig. 25, by turning it counterclockwise, and remove

arbor screw (C), washer (D), outside wheel flange (E) and

wheel (F). DO NOT REMOVE INSIDE WHEEL FLANGE.

5. Make sure the inside surfaces of both the inside and

outside wheel flanges are clean and free from any foreign

substance.

6. Install new wheel (F) Fig. 25, outside wheel flange

(E), washer (D) and arbor screw (C). Turn arbor screw (C)

clockwise to tighten. IMPORTANT: USE ONLY

RECOMMENDED REINFORCED ABRASIVE WHEELS

WITH BLOTTERS AND TIGHTEN THE ARBOR SCREW

PREVENT WHEEL SLIPPAGE. EXCESSIVE TIGHTEN-

ING MAY RESULT IN DAMAGE TO THE WHEEL AND

SPRINGING THE WHEEL FLANGES.

7. Rotate front wheel guard to the down position and

make sure spindle lock is disengaged before turning the

machine on.

MAINTENANCE

CHANGING THE WHEEL

1. DISCONNECT THE MACHINE FROM THE POWER

SOURCE.

2. Rotate the front wheel guard (A) Fig. 23, to the up

position, as shown.

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Delta 20-140 Instruction Manual Page 11