Adjusting The Presser Opening Amount - JUKI MEB-3200 Instruction Manual

(7) Adjusting the presser opening amount

A
B
WARNING :
The confirmation of cloth open amount can be performed by actually cutting cloth in the manual
mode. However, the cloth cutting knife works. So, be careful.
30
■ Adjusting procedure
Loosen setscrew
adjust the amount.
The position where the presser plate closes will
change according to the adjustment.
■ Checking the cloth open amount at
1) Turn ON the power and press the [READY
to light up the sewing LED.
2) Press [KNIFE
that the cloth cutting knife is not actuated.
3) Press the presser switch, press [FORWARD
key and the cloth open mechanism opens. The
feed base travels to the sewing start position and
stops there.
4) Press [RESET
then the cloth open mechanism closes and returns
to its origin.
A
B
and turn adjustment screw
Turning the adjustment screw
decreases the opening amount and turning it
counterclockwise increases the opening amount.
The position of the presser (A in the figure
below) at the time of sewing (in the state that the
cloth open is opened) can be adjusted and the
presser can be approached to the throat plate.
(Refer to the Engineer's Manual.)
＊ At this time, there is a case where an
additional processing of support plate
necessary to prevent the interference of the
cloth cutting knife with support plate
the time of adjustment
] key to make the LED go out so
At this time, measure position "A" of the
presser plate with vernier calipers or the like.
] key, and the presser goes up,
At this time, measure position "B" of the
presser plate with vernier calipers or the like.
B − (minus) A, (difference between A and B)
= cloth open amount
The cloth open amount can be adjusted within
the range of 0 to 2 mm. Normally, however, the
amount of 0.5 to 0.8 mm is enough.
to
clockwise
is
.
] key
]