Adjusting The Cloth Cutting Knife Pressure - JUKI MEB-3200 Manuel D'utilisation

(2) Adjusting the cloth cutting knife pressure

• The cloth cutting knife pressure and the contact time of the knife and the knife holder can be changed.
• When replacing the cloth cutting knife or the knife holder, or changing the sewing material, it is
necessary to adjust the pressing amount of the knife or the stopping time of the knife lower position.
• Perform the change of set value after fully performing checking of the knife holder face and the knife.
• Gradually increase any set value from the small amount while checking the set value.
Knife holder Nos. "0" to "9" to which 10 kinds of knife pressing amounts have been set can be set to
the pattern data using memory switch No. 40. (Refer to "Setting the pattern data of cloth cutting knife
pressing amount", p.44.)
■ Adjusting the stopping time of the knife lower position
The stopping time at the knife lower position can be extended.
Setting of 50 to 500 ms can be performed with the memory switch No. 55.
(Refer to "14. MEMORY SWITCH" P.68.)
Even when the pressing amount is increased, the result is not effective, when the cut length is
excessively long or sewing heavy-weight materials, set the stopping time of the knife lower position
longer than the specified time.
■ Adjusting the knife pressing amount
1) Pressing [ADJUST ] key
2) The pressing amount set in 4-digit LED
displayed.
3) Press [READY ] key
LED. At this time, the feed base performs origin
retrieval.
4) The pressing amount can be set with [RIGHT
key or [RIGHT ] key
The setting range is − 100 to 300. The more the
number is, the higher the knife pressure becomes.
5) Lower the presser with the presser switch and
press the start switch to actuate the knife.
The pressing amount can be set again using
[RIGHT ] key or [RIGHT
presser raised.
6) After setting is completed, press [ADJUST
and the knife adjustment mode will end.
The set value is stored in memory when
the knife is actuated by the start switch or
[ADJUST ] key
OFF the power without performing either
operation, the setting is not stored in memory.
Set the knife pressing amount as small as
possible in order to protect the knife and the
knife holder and maintain the durability.
If the knife pressing amount is excessively
large, malfunction of the drive motor or
breakage of the knife will be caused.
, turn ON the power.
is
to light up the sewing
]
.
] key with the
] key
is pressed. When turning
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