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COARSE DEPTH ADJUSTMENT

This system allows you to quickly make large changes in plunge depth or bit height.

1.To unlock the coarse adjustment knob, move the coarse adjustment lock to the left. (counter-clockwise).

2.Rotate the coarse adjustment knob clockwise to lower the depth rod, producing a shallower cut. Rotate the coarse adjustment knob counter-clockwise to raise the depth rod, producing a deeper cut (Fig. 8).

3.To lock the depth rod at desired setting, simply turn the coarse adjustment lock to the right and press down firmly.

COARSE ADJUSTMENT INDICATOR

The coarse adjustment indicator can be moved independently of the coarse adjustment knob. This allows the indicator to be zeroed at any given depth. After zeroing, when the knob is rotated, the indicator rotates with it, indicating the change in the depth of cut in fractions of an inch. Increasing numbers indicate deeper cut. (An optional metric coarse adjustment indicator is available separately.)

COARSE

COARSE

ADJUSTMENT

ADJUSTMENT

LOCK

INDICATOR

REFERENCE

MARK

FIG. 8

COARSE

ADJUSTMENT KNOB

DEPTH ROD

FINE ADJUSTMENT KNOB

FINE

The fine adjustment knob allows extremely

ADJUSTMENT

precise adjustment of the bit depth. One

KNOB

complete revolution equals 2mm or

 

approximately 5/64". It should be adjusted only

FINE

after the coarse adjustment lock is locked.

ADJUSTMENT

Rotating the fine adjustment knob counter-

INDICATOR

clockwise causes the depth rod to move up,

 

producing a shallower cut. Rotating the fine

0

adjustment knob clockwise causes the depth

REFERENCE

rod to move down, producing a deeper cut

MARK

(Fig. 9).

 

FINE ADJUSTMENT INDICATOR

 

The fine adjustment indicator can be moved

 

independently of the fine adjustment knob.

 

This allows the indicator ring to be zeroed at

FIG. 9

any given depth. After zeroing, when the knob

 

is rotated, the indicator turns with it, indicating

 

the fine change in the depth of cut (in mm or

 

fractions of an inch). Fine depth adjustment in

 

increments as small as 0.1 mm (.004") is

 

possible (Fig. 9).

 

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Bosch Power Tools 1619EVS manual Coarse Depth Adjustment, Coarse Adjustment Indicator, Fine Adjustment Knob