Bosch Power Tools 4310 Adjustments, Sembly, adjustment or repair to avoid possible injury, Lever

Models: 4310 4410

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BM 2610012089 03-10 E:BM 2610012089 03-10 E 3/30/10 7:40 AM Page 13

Adjustments

!WARNING Disconnect plug from power 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

Blade

Combination

 

Bevel lock

 

Square

 

lever

figure 5. Blade Square to Table

Calibrating Blade at 0° (90° to the table)

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- end wrench at least one full turn (Figure 6).

4.Place 4mm Allen wrench bit onto multi-purpose tool and loosen setscrew “D” at least 3 full turns (Figure 6).

C

A

B

DE

figure 6. Calibrating Blade at 0 degrees (90 to the table)

5.Place combination square on table and against blade. (See figure 5)

6.While rotating bolt head “C”, watch the saw blade tilt until it is aligned with the combination square.

7.Tighten setscrew “D”.

8.Tighten 10mm bolt heads “A” & “B”

9.Check and adjust bevel pointers to 0 degrees on each side of bevel scale.

10.Push down bevel lock lever until you feel the lever snap into the locked position.

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Bosch Power Tools 4310 Adjustments, Sembly, adjustment or repair to avoid possible injury, Checking 0 Bevel Adjustment