Craftsman 172.11810 Manual Del Operador página 19

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23 PLUS 1 ADJUSTABLE TORQUE CLUTCH (Fig. 8, 8a and 8b) cent.
Use the following guidelines to arrive at a proper torque settIng {see Fig,,8b),
Fig. 8b
1-4
5-B
9-12
13-16
17 -23
For driving small screws (least torque)
For driving screws Into soft material
For driving screws inlo soft and hard materials
For driving screws In hard woods
For driving target screws
For normal to heavy twist ddlling into atl building materials (most torque)
1. For normal drilling in wood, metal and ptasfics, turn and set the collar to the drilling
position symbol _i
2. For driving screws, turn and set the cellar to the desired setting t through 23 II you are net
sure of the appropriate selling using the guidelines in the chart (Fig. Bb), proceed as i'ollows:
,, Sat the collar to the lowest setting, "t"
=Dtive and tighten the first screw
• if the clutch ratchets before the screw ts tightened. Increase the torque selling and
continue to tighten the screw.
,' Repeat this process until you reach a torque setting that drives and ttghlens the screw
without the clutch raichelIng
,, Use that torque setting to drive and tighten the remaining screws,
BUBBLE LEVEL (Flg_ 9)
In older to insure a pe_ect right angle when
drifltdriver inlo a werkpiece, you can use
the buill-tn bubble level on the top of the ddtlldriver
(see Fig.. 9). The bubbte torsi ts designed to work
when drilling/driving In horizontal position..
Center theairbubble between the two lines on the
Level viewer as shown, and the drill!driver is in a
perpendicufar angle to the wo_kpiecs., This will
insure that you drill/driver etaeight into
lhe workpiece..
Center Atr Bubble between 2 tines
on Viewer for Horizontal drilling
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7-11-07