Brother International MD-817 Service Manual - Page 20

thicknesses

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Motor brake Cork brake 0 00 0.2 mm Window for adjusting the brake lining gap 0 Aussparung zur PrOfung des BreMsbelagabstands Fenetre pour le reglage du jeu de garniture de (rein Ventanilla pare ajuste de la separation del forro de frenos 0.1 mm a 0.15 mm O O 0.3 mm * Check for brake lining wear (excessive gap) if the brakes become noisy or the sewing stop position fluctuates. If the lining is worn (the gap is large), replace the brake lining G. Replace the brake lining as follows. 1. The brake lining gap is factory-adjusted to approximately 0.2mm. 2. Remove the screw 0, and the pulley cover 0. 3. Remove the V-belt. 4. Remove the nut 0, and the motor pulley assembly 0. 5. Remove the three set screws 0, and replace the brake lining G. Use the supplied spacers 0 to adjust the brake lining gap to approximately 0.2mm. There are three spacer thicknesses: 0.1mm, 0.15mm, 0.3mm. Note 1: For the cork brake, be sure to adjust so that the brake lining does not rub, because rubbing will cause excessive brake wear. - 16 -

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Motor
brake
Cork
brake
0.2
mm
0
00
Window
for
adjusting
the
brake
lining
gap
0
Aussparung
zur
PrOfung
des
BreMsbelagabstands
Fenetre
pour
le
reglage
du
jeu
de
garniture
de
(rein
Ventanilla
pare
ajuste
de
la
separation
del
forro
de
frenos
O
O
0.1
mm
a
0.15
mm
0.3
mm
*
Check
for
brake
lining
wear
(excessive
gap)
if
the
brakes
become
noisy
or
the
sewing
stop
position
fluctuates.
If
the
lining
is
worn
(the
gap
is
large),
replace
the
brake
lining
G.
Replace
the
brake
lining
as
follows.
1.
The
brake
lining
gap
is
factory
-adjusted
to
approximately
0.2mm.
2.
Remove
the
screw
0,
and
the
pulley
cover
0.
3.
Remove
the
V
-belt.
4.
Remove
the
nut
0,
and
the
motor
pulley
assembly
0.
5.
Remove
the
three
set
screws
0,
and
replace
the
brake
lining
G.
Use
the
supplied
spacers
0
to
adjust
the
brake
lining
gap
to
approximately
0.2mm.
There
are
three
spacer
thicknesses:
0.1mm,
0.15mm,
0.3mm.
Note
1:
For
the
cork
brake,
be
sure
to
adjust
so
that
the
brake
lining
does
not
rub,
because
rubbing
will
cause
excessive
brake
wear.
-
16
-