Craftsman 17125455 Operating Instructions Manual page 46

Industrial dovetail jig
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TROUBLESHOOTING
• If the joint
is too loose:
This adjustment
can only be
made when cutting
either
the front or the back (tail pieces)
Loosen
the clamping
knobs holding
the template
brackets
and move the template
OUTWARD
by turning
the cam
handles
Continue
adjusting
until desired joint fit is
attained
Retighten
the clamping
knobs
• If the joint
is too tight:
This adjustment
too can oniy be
made when cutting
either the front or the back (tail pieces)
Loosen
the clamping
knobs holding
the template
brackets
and move the template
INWARD
by turning the cam han-
dles
Continue
adjusting
until desired ioint fit is attained
Retighten
the clamping
knobs
• If the joint
is too shallow:
Refer to Figure 72
INCREASE
the depth of cut of the router bit This adjust-
ment can be made when cutling
the front, the back, (tail
pieces)
and the sides (pin pieces)
• If the joint
is too deep:
Refer to Figure 73
DECREASE
the depth of cut of lhe router bit This adjust-
ment too can be made when cutting
the front, the back,
(tail pieces)
and the sides (pin pieces)
• If the joint
is not uniformly
spaced
from top surface
of drawer:
Refer to Figure 74 (See the Section
"ALIGN-
MENT
OF THE TEMPLATES"
) With the template
clamped
Io the base, loosen
the four screws securing
the
template
to the template
brackets,
and move the template
slightly
to the left Tighten
the four screws and make a tdal
cut
If moving
the template
to the left did not correct the
condition,
but made it worse,
loosen
the screws and move
the template
to the right a small amount
Make sure the
template
remains
parallel
to the front of the dovetail
base
Tighten
the four screws and make a thai cut Continue
moving
the template
to the right until the condition
is
completely
corrected
PROPER
ALIGNMENT
OF THE
TEMPLATES
TO THE TEMPLATE
BRACKETS
IS CRITI-
CAL FOR JOINT
UNIFORMITY
ONCE THIS IS ACCOM-
PUSHED
CORRECTLY,
IT SHOULD
NOT NEED
ADJUSTMENTS
AGAIN
MAKE SURE TO SECURELY
TIGHTEN
THE FOUR SCREWS
AFTER THE TEM-
PLATES
HAVE BEEN CORRECTLY
REALIGNED,
THEY
SHOULD
REQUIRE
NO FURTHER
ADJUSTMENTS
IF
THEY ARE HANDLED
WITH CARE
FIGURE
72 -
JOINT
tS TOO SHALLOW
PRoJ
FRONT EXTENDS
FRONT
PAST SIDE
LEFT SIDE
>SIDE
EXTENDS
OUT PAST
FRONT
PROJECTo_._
BACK
"_
SIDE
EXTENDS
OUT PAST
BACK
BACK EXTENDS
OUT PAST SIDE
FIGURE
73 -
JOINT
IS TOO DEEP
SIDE EXTENDS
FRONT
OUT PAST FRONT
PROJECT
LEFT SIDE_.....
_
FRONT
EXTENDS
% PAST
BACK
EXTENDS
OUT PAST
SIDE
SIDE EXTENDS
OUT PAST BACK
FIGURE
74 -
JOINT
SPACING
IS NOT EQUAL
FRONT ---__
j/SPACING
{TAIL PIECE) _
,_
GREATERAcK
THAN
SIDE
/
(PIN PIECE) _
//
BACK ,
7/
(TAIL PIECE) .,.\
/ /
SPACiNa
LESS
THAN FRONT
46

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