Checking 0° Bevel Adjustment; Blade Square To Table; Calibrating Blade At 0 Degrees - Bosch 4310 Operating/Safety Instructions Manual

BM 2610012089 03-10 E:BM 2610012089 03-10 E 3/30/10 7:40 AM Page 13
Disconnect
source before performing any as-
sembly, adjustment or repair to avoid possible injury.
NOTE: Your miter saw was completely adjusted at
the factory. However, during shipment, slight mis-
alignment may have occurred. Check the following
settings and adjust if necessary prior to using this
miter saw.
Checking 0° Bevel Adjustment
1. Lower head assembly and engage head assem-
bly lock pin.
2. Slide head assembly completely to the back and
tighten the rail lock knob.
3. Rotate table to 0° miter position
4. Pull up bevel lock lever to unlock bevel.
5. Check position of bevel range selector knob, it
should be at the 0°-45° position.
6. Tilt the saw assembly to the left, then rotate saw
assembly to the right until you feel the stop in the
vertical position. This is where the saw is currently
set for the 0° bevel cut.
Use a combination square to check blade square-
ness to the table. Place the square on the table
and press it against the blade. If the blade does
not contact the full length of the square, (figure 5),
follow the calibrating procedure.
Table
Combination
Square
figure 5. Blade Square to Table
Adjustments
plug from power
NOTE: Calibrating the bevel setting also automati-
cally calibrates the 33.9° stops.
1. Remove rear cover to expose bolts.
2. Lift bevel lock lever to release bevel lock.
3. Loosen bolt heads "A" and "B" with 10mm open-
4. Place 4mm Allen wrench bit onto multi-purpose
5. Place combination square on table and against
6. While rotating bolt head "C", watch the saw
Blade
7. Tighten setscrew "D".
8. Tighten 10mm bolt heads "A" & "B"
9. Check and adjust bevel pointers to 0 degrees on
Bevel lock
lever
10. Push down bevel lock lever until you feel the
Calibrating Blade at 0°
(90° to the table)
end wrench at least one full turn (Figure 6).
tool and loosen setscrew "D" at least 3 full turns
(Figure 6).
A
B
D
figure 6. Calibrating Blade at 0 degrees
(90 to the table)
blade. (See figure 5)
blade tilt until it is aligned with the combination
square.
each side of bevel scale.
lever snap into the locked position.
C
E