Bosch 3912 - Manual (Page 38)

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Adjustments
Blade Square to Fence
1. Lower the head assembly and push in the lock pin to
lock in the lower position. Make sure table is in 0°
detent and tighten miter lock knob. Place a combination
square 1 against the fence 2 and next to the blade 3 as
illustrated. Locate the square properly so it does not
contact the tooth of saw blade. The saw blade should
contact the full length of the square (Figure 11).
2. If blade does not contact the square, follow the fence
alignment procedure.
Fence Alignment
a. The head assembly should remain in lowered
position.
b. Loosen the three (3) hex cap screws 4 behind fence
5 (Figure 12).
c. Adjust fence until blade and the fence has full
contact with the square.
d. Tighten hex cap screws.
FIG. 11
1
2 3
FIG. 12
5 4 4