Delta 23-198 Instruction Manual download pdf (Page 13)

1. Periodically blow out all air passages with dry

compressed air. All plastic parts should be cleaned

with a soft damp cloth. NEVER use solvents to

clean plastic parts. They could possibly dissolve or

otherwise damage the material.

2. Periodically inspect the tightness of the arbor nuts.

3. Periodically check tightness on all other hardware

and listen for any unusual vibrations as you work as

these may be a sign of loose hardware.

OTHER RECOMMENDED MAINTENANCE

FIGURE 9

REPLACING OR CHANGING GRINDING WHEELS

Disconnect the machine from the

power source.

For steps 1-4, refer to Figures 4 & 5 on page 10:

1. Remove the thumb screws securing the outer face

of the wheel guard to the tool frame.

2. Rotate the wheel guard to free it from the retaining

screws and remove guard.

3. Raise both wings of the arbor nut.

4. Firmly grasp the wings of the arbor nut with one

hand while using the other hand to keep the wheel

from moving. Loosen the arbor nut.

NOTE: You may also use the 13mm flat wrench

(provided) positioned on the flat of the arbor shaft,

(located between left side wheel and motor) to keep

the shaft steady as you tighten the arbor nut.

NOTE: To loosen the arbor nut on the right side rotate

it counterclockwise. To loosen the arbor nut on the left

side rotate it clockwise.

5. Remove the arbor nut (A), wheel flange (B), and old

grinding wheel (C), as shown in Figure 10.

6. Place the new grinding wheel on the arbor.

NOTE: Grinding wheels for the 23-198 must be ¾"

wide while grinding wheels for the 23-199 must be 1"

wide.

MAINTENANCE

7. Place the flange on the arbor and thread the arbor

nut on the arbor until the arbor nut makes contact

with the arbor flange.

8. Tighten the arbor nut as tight as you can by hand.

9. Push the arbor nut wings out and down to the

closed position so that they lay flat against the thick

wheel flange.

10. Replace the wheel guard and secure with thumb

screws.

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Delta 23-198 Instruction Manual Page 13

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