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Level
Large
Nut
with
nut
jam
top
the
spring.
the
not
to
careful
Be
cap.
end
out
pull
to
pliers
Use
cap.
the
in
screw
the
insert
12"
the
have
you
If
level.
the
have
you
if
vial,
small
opposite
end
the
on
cap,
the
into
it
insert
and
plate,
the
from
screw
a
Unthread
level:
your
the included wrench. Move the
bottom nut to adjust the level.
Clockwise moves the nut
down, and counter-clockwise
moves it up. This level is so
sensitive that resting your
weight on the surface that you
are leveling can affect the
readings!
3. Recheck
the
accuracy. Repeat Step 2 if it is
not accurate.
4. When accurate, tighten the top
jam nut onto the bottom jam
nut to lock the adjustment in
place. Let the level sit for 2-4
hours and check for accuracy
again.
Machinist's Level Usage
adjusted.
of
half
the
Jamb
bubble
Loosen
2.
in
bubble
lose
180°
the
step.
side
the
level,
Mark
8"
bubble
the
end
side
under
1.
also
is
bubble
Adjusting
rotate
is
vial
readings.
the
Dirt
base
clean
accuracy:
1. Clean the surface to be
leveled and the base of the
machinist's level. Grime and
metal shavings will affect the
accuracy of the readings.
2. Place your level parallel with
the edge and in the center of
level
for
the surface to be leveled.
3. Adjust the surface to be
leveled so that the bubble in
the small vial is centered. The
bubble should come to a
complete stop in the exact
center of the vial.
4. Next, adjust the surface so
that the bubble in the large vial
is centered.
5. Rotate the level 90° and
repeat Step 4.
© 2003 Grizzly Industrial, Inc.
be
to
needs
it
line,
one
within
reading,
first
opposite
up
line
not
does
the
If
vial.
large
the
of
note
take
and
exactly
level
the
Rotate
next
the
before
surface
on
rests
level
the
where
vial.
large
the
in
reading
the
of
note
Take
level.
the
of
end
one
shims
placing
by
adjust
can
You
center.
to
close
the
until
level
side,
either
to
pegged
large
the
in
bubble
the
your
of
accuracy
affect
can
dust
and
clean.
wiped
is
level
the
the
sure
Make
surface.
a
on
level
the
Place
level's
the
Checking
a
the
Screw
4.
3.
Vial
Large
the
the
leveling,
If
2.
the
under
you
If
span.
resolution
10"
a
over
of
a
has
fine
other
1.
lathes,
up
levels
accurate
H2682 & H2683
MASTER
MACHINIST'S
INSTRUCTIONS
Cap
End
Plate
Side
Vial
Small
move!
will
bubble
are
you
that
machine
page
newspaper
a
put
10"
a
over
.0005"
a
has
H2683
The
span.
.0002"
of
resolution
H2682
The
machinery.
and
machines
milling
setting
for
used
are
incredibly
These
LEVEL
Printed in China
of
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