Grizzly H8192 - Manual (Page 27)

Model h8192 (Mfg. Since 8/07)
-25-
Squaring Disc Table
To square the sanding disc table:
1. diSConnECt thE SAndEr FroM
poWEr!
2. place a machinist's square or other 90°
measuring tool against the disc table and
sanding disc (see
figure 34).
3. loosen the table lock handle, adjust the table
square with the sanding disc, then re-tighten
the table lock handle.
4. loosen the phillips head screw on the angle
pointer, position the red scale pointer over
the "0" mark on the angle scale, then re-
tighten the screw.
Squaring table
Tensioning/
Replacing v-Belt
To adjust the v-belt tension:
1. diSConnECt thE SAndEr FroM
poWEr!
2. remove the disc table, dust port, dust cover,
and V-belt safety cover.
3. lay the sander on its back, and loosen (but
do not remove) the two cap screws securing
the belt housing assembly.
4. position the belt housing assembly so there
is about 1 ⁄
4
" V-belt deflection when moderate
pressure is applied to the V-belt between the
pulleys (see
figure 10 on page 14)—then
fully tighten the cap screws to secure the belt
housing assembly in place.
5. Check the V-belt tension and re-adjust if
necessary.
6. re-install the V-belt safety cover, dust cover,
dust port, and disc table.
To replace the v-belt:
1. diSConnECt thE SAndEr FroM
poWEr!
2. remove the disc table, dust port, dust cover,
and V-belt safety cover.
3. lay the sander on its back, loosen the two
hex nuts securing the cast iron disc guard,
and remove the disc guard (see
figure 35).
4. roll the old V-belt off the pulleys and roll the
new one back on.
5. re-install the disc guard, and re-adjust the
V-belt tension, as described in the above
subsection.
6. re-install the V-belt safety cover, dust cover,
dust port, and disc table.
figure 34. Using a machinist's square to adjust
the sanding disc table to 90°.
figure 35. V-belt fully exposed.