Adj~stin9 the Depth Stop for Drilling
(GHD.20J
1. Follow steps for GHD-20 drilling
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To drill multiple holes at the same preset depth, use
the depth stop:
1. Turn the adjusting knob (B, Fig. 11) until the
correct depth is indicated on the scale on the
front of the drill head.
2. Drill several test holes to make sure the depth
stop is set correctly.
Adjusting Depth Stop for Drilling and
Tapping (GHD-20T)
2. When the tapping switch is on. The limit switch
switches are active and will reverse rotation at
the bottom of the stroke and stop rotation at the
top.
Fig. 12
1. loosen the depth stop lock handle (A, Fig. 12).
3. When tapping switch is off, The limit switches
are off and do not effect spindle rotation.
Adjusting the Depth Stop for Drilling
(GHD-20PF)
2. Manually advance the quill to the desired depth
with one hand.
3. With the other hand, turn the depth stop scale
(B, Fig. 12) counter-clockwise to zero.
4. Tighten the depth stop lock handle (A, Fig. 12).
The depth stop will now stop the drill at the pre-
determined setting.
Adjusting the Depth Stop for Drilling
(GHD-20PFT)
Fig. 13
1. Turn the adjusting knob (B, Fig. 11) until full
travel is possible. Do not use this scale as a
reference when drilling. This depth stop is for
tapping only and should not interfere with
drilling operations.
2. Follow steps for GHD-20PF drilling.
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