Diamond Products CG-2 Mini Groover - Manual (Page 23)

these bolts and allow the engine plate to be
moved by the tensioning bolts.
5. Two large tension bolts can be found on
both front corners of the engine plate.
Loosen each bolts hex nut.
6. Adjust the tension bolt closest to the belt
first, don’t over tighten.
7. Once the blade belts are tightened properly,
adjust the second belt tension bolt to match
the first exactly.
8. Retighten the tension bolt hex nuts.
9. Retighten the two ½-13 bolts on the side of
the engine plate, and replace belt guard.
Engine Plate Bolts & Tensioning Hex Nuts
Replacing the Blade Drive Belts
1. Remove the belt guard.
2. Locate and loosen the two ½-30 Engine
Plate retaining bolts on either side of the
engine plate near the front.
3. Adjust the two belt tensioning bolts on the
front of the engine plate one at a time after
loosening each belts hex nut.
4. Turn both bolts counter clockwise until each
swivel pad and nut touch the bottom of the
engine plate.
5. You should now have the belts adequately
loosened for belt removal.
6. Remove the belts from the PTO and blade
sheave and replace with new belts.
7. Align the new belts in a fashion that they
are lined up with the corresponding V
grooves on the sheave and PTO. NOTE: The
PTO unit has (11) grooves, the first groove
closest to engine is for the Jack shaft belt,
DO NOT seat blade shaft belts in this
groove.
8. Adjust the tension in the belts by first
adjusting the belt tension bolt closest to the
drive belts. DO NOT exceed manufacturer’s
belt tension settings.
9. Once first tension bolt is adjusted, adjust
second to match exactly.
10. Retighten tension bolts hex nuts and the ½-
13 engine plate retaining bolts on the sides
of the engine plate and replace belt guard.
Primary Transmission V Belt
There is one Primary Transmission V Belt on the
saw. This is tensioned by a spring tensioner, and
requires no manual tension adjustments. Inspect
the belt for fraying, stress cracks, and/or any other
damage and replace immediately if damage is
present.
Replacing the Primary V-Belt
1. Remove belt guard.
2. Remove the blade shaft drive belts outlined
in previous section.
3. Push the spring tensioner down and hold it
in place to create slack in the V belt.
4. Remove the V belt from the spring
tensioner idler wheel, then from PTO unit
and jackshaft pulley.
5. Route the new V belt around the PTO unit,
jackshaft pulley and spring tensioner idler
wheel.
6. Release the spring tensioner to tension the
V belt.
7. Reinstall and tension blade shaft belts.
8. Replace belt guard.
Primary Transmission V Belt
Secondary Transmission V-Belt
There is one secondary transmission v-belt
on the saw. This belt is tensioned by the spring
tensioner that tensions the primary v-belt and
requires no manual adjustment. Visually inspect the
secondary transmission v-bet for fraying, stress
cracks, and/or any other damages and replace as
necessary.
Replacing the Secondary Transmission V-Belt
1. Remove the belt guard.
2. Push the spring tensionr down to create
slack in the belt.
3. Remove the belt from the inner jack shaft
pulley.
21