RIDGID R4520 Manuel D'utilisation page 51

ADJUSTMENTS
TO SET THE BLADE AT 0° AND 45°
See Figures 81 - 82.
The angle settings of your saw have been set at the factory
and, unless damaged in shipping, should not require setting
during assembly. After extensive use, it may need to be
checked.
 Unplug the saw.
 Raise the blade by unlocking the height adjusting
handwheel and turning it clockwise.
 Remove the blade guard and anti-kickback pawls.
To check for squareness, 0˚ bevel:
 Unlock the bevel lock knob.
 Rotate the bevel adjusting handwheel until the blade is
tilted to the right as far as it will go.
 Lock the bevel lock knob.
 Place the combination square against blade. Make sure
square is not touching the tip of one of the saw teeth.
If the blade is not an exact 90° (0° bevel):
 Unlock the bevel lock knob.
 Rotate the bevel adjusting handwheel until the bevel
indicator points to 5°-10°.
 Turn the 0° stop screw 1/4 turn in the clockwise or
counterclockwise direction.
 Rotate the bevel adjusting handwheel until the blade is
tilted to the right as far as it will go.
 Lock the bevel lock knob and check the blade angle.
 Repeat above steps to readjust and recheck blade angle
as needed.
Once blade is square to the table (0° bevel):
 Check bevel indicator.
 If indicator is not pointing to the 0º mark on the bevel
scale, loosen the screws and adjust the indicator.
 Retighten screws.
To check for squareness, 45˚ bevel:
 Unlock the bevel lock knob.
 Rotate the bevel adjusting handwheel until the blade is
tilted to the left as far as it will go.
 Lock the bevel lock knob.
 Place the combination square against blade. Make sure
square is not touching the tip of one of the saw teeth.
If the blade is not an exact 45°:
 Unlock the bevel lock knob.
 Rotate the bevel adjusting handwheel until the bevel
indicator points to 35°-40°.
 Turn the 45° stop screw 1/4 turn in the clockwise or
counterclockwise direction.
 Rotate the bevel adjusting handwheel until the blade is
tilted to the left as far as it will go.
0° STOP
SCREW
INDICATOR
51 - English
BLADE
INDICATOR
COMBINATION
SQUARE
BEVEL LOCK
KNOB
BEVEL
ADJUSTING
HANDWHEEL
Fig. 81
COMBINATION
SQUARE
45° STOP
SCREW
BEVEL
ADJUSTING
HANDWHEEL
Fig. 82