4.Attach the belt guard with the M4-.7 x 6 cap screw, as shown in Figure 7.

Belt Guard

Cap Screw

Valve Screw

Figure 7. Installing guard.

Replacing the Sanding Belt

When the sanding belt loses its effectiveness, is damaged, or shows signs of excessive wear, it must be replaced.

To replace the sanding belt:

1.DISCONNECT THE SANDER FROM THE AIR SUPPLY!

2.Remove the belt guard.

3.Compress the contact arm shaft by pressing the contact wheel towards the drive wheel. Slide the belt off the drive wheel, then release pressure (Figure 8).

Contact Wheel

Belt

Drive Wheel

Figure 8. Removing the sanding belt.

4.To install the new belt, refer to "Installing the Sanding Belt" on Page 6.

Model H8253 Air Belt Sander

EYE/LUNG/EAR

INJURY HAZARD!

Wear protective

equipment when

using this tool.

ACCIDENTAL

START HAZARD!

Disconnect before

service or tool

changes.

AIR PRESSURE

HAZARD!

Never exceed the

maximum PSI

rating for tool.

Operation

To operate the sander:

1.Connect the sander to compressed air regulated at 70-90 PSI.

2.Hold the sander securely and push the throttle lever to operate. Turn the valve screw to set the maximum belt speed (Figure 9).

Throttle Lever

Valve Screw

Figure 9. Sander controls.

3.Release pressure on the throttle lever to stop the sander.

-7-

Page 9
Image 9
Grizzly H8253 instruction manual Replacing the Sanding Belt, Operation