CORNING Universal Access Tool 3 Manual de instrucciones - Página 2

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1.3 The UAT3 tool is designed to give infinite blade height adjustment to accom­
modate a range of both tube diameter and wall thickness. This is accomplished
without the need for a set-up gauge through the use of both coarse and fine adjust­
ment wheels on both halves of the tool (Figure 2).
Fine adjustment wheel
~=~ju=en'
whed
Figure
2
Coarse adjustment wheel
in Raised "A" Position
Ii
= ..
Side view
Coarse adjustment wheel .",
in Bottomed "A" Position
\
If
1.4 The coarse adjustment setting is obtained from either Table 1 or the plastic
gauge supplied with the tool. The coarse setting is the recommended starting point
and has been chosen such that the blades will
score
the central tube, but not pene­
trate it. When turned, each
click
of a coarse wheel adjusts its respective
hilldc depth
in
0.2
mm increments.
NOTE: The coarse blade adjustment wheels have over 360
0
of
rotation, which results in
both a "Raised A positirm" (a backed-out, shallow blade positirm) and a "Bottomed A
position" (all the way in, or deepest cutting position) (Figure 2, inset).
The fine adjustment wheels are used to dial in the blade to the desired depth of cut,
providing +1-0.15 mm of blade depth adjustment. The fine adjustment wheels are
labeled
"+"
and "-', but are not indexed like the coarse adjustment.
Factors such as tube curvature, variation in cable geometry, and wall thickness will
affect the depth of cut; therefore, a couple of "trial runs" may be required to "dial­
in" the desired cutting depth.
Note:
The top and bottllTlZ blade height adjustment assemblies are not interchangeable. The
assembly with the Tis for the
top
halfofthe tool and the assembly with B isfor the bottom
half
of
the tool.
1.5 Follow the instructions for the closure or terminal being installed to determine
the length of sheath to remove and the length of buffer tube to be opened.
6
IMPORTANT: The cablelfiber lengths shown in this procedure are for illu.,trtl­
tive purposes only; the lengths required for any particular terminal or
c~sure
may vary.
1.6 This issue has updates in Table 1 to reflect current cable designs.
SRP-004-074
2. Precautions
2.1 General Precautions
~
WARNING: The wearing of safety glasses to protect the eyes frllTlZ acddental
irqury is strongly recllTlZmended when handling chemicals and cuttingfiber. Pieces
of
glass fiber are very sharp and can damage the cornea ofthe eye easily.
The wearing of safety gloves to protect your hands
from
acddental mjury when using
sharp-bladed tools is strongly recllTlZmended. Use extreme care when the tool is open and
its blades are exposed. Dispose ofused blades properly.
2.2
Tool Handling Precautions
~
CAUTION: Never adjust the blade heights with the tool closed, or dose the tool
halves together unless the blades arefolly retracted. Failure to follow this precaution
may result in damage to the blade tips.
2.3
Tube Handling Precautions
~
CAUTION: Buffer tubes are sensitive to excessive pulling, bending and crush­
mg forces. Great care should be used when handling buffer tubes. Excessive bending will
cause kinking which may damage the fibers inside.
2.4 Filling Compound Remover Precautions
.... A\
WARNING: Contains petroleum distillates. Harmful orfatal
if
swallowed.
DO
[
NOT INDUCE VOMITING. Call a physician immediately.
.
2.5 Fiber Precautions
6
WARNING: Cleaved glass fibers are very sharp and can pierce the skin easily.
Do 11-0t let cut pieces offiber stick to your clothing or drop in the work area where they
can cause irqury later. Use tweezers to pick up
cut
or broken pieces
of
the glass fibers and
place them on a loop
of
tape kept for that purpose alone. Good housekeepmg is very
jmportant.
2.6 Laser Precautions
~
WARNING: Laser light can damage your eyes. Laser light is invisible. Viewing
it directly does not cause pam. The iris ofthe eye will not close involuntarily as when
viewing a bright light. Consequently, serious damage to the retina ofthe eye is possible.
Never look mto the
end
ofa fiber which may have a laser coupled to it. Should acciden­
tal eye exposure to laser light be suspected, arrange for an eye examination immediately.
SRP-004-074
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