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12. turn the belt tensioning knob to move the
motor assembly back until the belt is properly
tensioned.
Note: For the V-belt and the flat belt, the
proper amount of tension is reached when
the belt deflects approximately
erate pressure applied midway between the
pulleys, as shown in Figure 18.
Approx.
/
"
1
2
Deflection
figure 18. Checking for correct belt tension.
13. When you are satisfied with the belt tension,
re-tighten both cap screws that you loosened
in Step 3.
The belt and pulleys represent serious
entanglement hazards! aLWayS make sure
the belt guard is properly installed before
connecting the grinder to power.
14. re-install the belt guard.
-20-
⁄
" with mod-
1
2
Motor
Pulley
Spindle
Pulley
External Wheel
the external grinding wheel is used to grind the
outside surfaces of a concentric workpiece. to
configure the grinder for this type of operation,
you will need to remove the internal wheel, if
installed, attach the external wheel, and change
the spindle pulley and belt.
Note: To install the external wheel, you perform
similar steps when installing the internal wheel.
Use the photos in the previous Internal Wheel
subsection beginning on Page 16 for visual refer-
ence.
Tools Needed
hex Wrench 5mm .............................................. 1
Wrench 12mm ................................................... 1
Wrench 18mm ................................................... 1
Wrench 21mm ................................................... 1
phillips Screwdriver #2 ...................................... 1
Standard Screwdriver #2 ................................... 1
puller tool .......................................................... 1
Removing Internal Wheel
1.
diSConnECt lAthE And grindEr
FroM poWEr!
2.
if installed, remove the belt guard to access
the right-hand spindle.
3.
Use a wrench on the flats of the right-
hand spindle to keep it from turning, then
unthread and remove the internal wheel (see
figure 11).
Note: If necessary, also use a wrench on the
flats of the internal wheel shaft to loosen it.
4.
Store the internal wheel in a dry, protected
area away from extreme temperatures for
future use.
Model g0688 (Mfg. Since 9/08)
Qty
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