Diamond Products Core Bore Manual - Halaman 7

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Halaman Cetak
2. Make
a 1/4-inch long
3. Insert rod down side of
out.
Removing Broken Core Stuck in Bit
Warning: Unplug Machine Cord from power source.
1. Increase
water pressure
2.
It unable
to
tree
core,
3. Push core gently
Removing a Lodged Bit from Hole
Warning: Unplug Machine Cord from power source.
1. Turn water
on.
2.
Using Bit
Wrench,
3.
It
unable to tree Bit, turn water oft
Wrench again, rotating back and forth and rocking until
not use more than two 12-inch Bit Extension Rods.
Water Removal
Pump
/
Water
Hose
Inlet
Capped or Open End Drilling Bit Selection
as one solid
piece.
The advantages of this type of Bit are as follows:
1. Simple installation and easy alignment.
2. No Expansion Adaptors to lose or forget.
Open End Bit-Requires a three-piece Expansion Adaptor. Top of Bit tube is machined to
accept Adap tor which
are as follows:
1. Reusable: Several Bits of the same size can be used with the same Adaptor offering a
90 degree bend
at one end.
broken
core to depth of
and try to tree
remove
Bit from Drill.
through
from top
of
Bit
try to
rotate
Bit
in both
and
expands,
locking itself firmly against the wall of the Bit. The advantages
break,
twist 90 degrees and lift
core with your
hands.
with a
rod
when
using a
directions
and lift out using
disconnect Bit from Drill Spindle. Use Bit
tree.
1. Drill to full depth of Bit.
2. Back Drill out and remove Bit
and core.
3. Put Drill Bit back into hole and
connect a
12-inch Bit Extension Rod to
Bit and secure with Bit
Wrench.
4.
onto Drill Spindle and secure
with Spindle
5.
Proceed with drilling.
Capped Bit-Has Adaptor welded onto Bit
7
core
Capped
Bit.
Feed Handle.
the surface being drilled, do
4-,
6- or
Screw Bit Extension Rod
Wrench.
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