JUKI MEB-3200 Engineer's Manual page 163

Adjustment Procedures
1) Adjusting the knife pressing amount
1. Pressing ADJUST key #4 , turn ON the power to the machine.
2. State of the knife to be adjusted is displayed in 2-digit LED 7
and the pressing amount set is displayed in 4-digit LED !0 .
3. Press READY key 2 to light up the sewing LED 1. (At this
time, feed base, looper bracket and cloth cutting knife perform
origin retrieval.)
4. Display of 2-digit LED 7 is changed over by pressing
PATTERN key !3 and the state of the knife to be adjusted
(eyelet + parallel section or parallel section)
(When display of 2-digit LED 7 is "1." : Eyelet + parallel section
When display of 2-digit LED 7 is "2." : Parallel section only)
<Refer to display of panel a. 1 and 2.>
5. The pressing amount can be set with RIGHT
key !2 . (The setting range is – 100 to 300. The
RIGHT
more the number is, the higher the cloth cutting knife pressure
becomes.)
6. 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
!1 or RIGHT key !2 with the presser raised.
7. Perform the adjustment of knife for "eyelet + parallel section"
or "parallel section only".
8. After completion of the setting, press ADJUST key #4 to
complete the knife adjustment mode and to change to the
sewing mode. 10 kinds of the knife pressing amounts can be
set to the pattern data with memory switch No. 40. (Refer to
"10.-(8) Setting the pattern data of cloth cutting knife pressing
amount" of the Instruction Manual for MEB-3200.)
At this time, the display of panel is as shown in b. 1 and 2.
(Caution) 1. The set value is stored in memory when the
knife is actuated by the start switch or ADJUST
key #4 is pressed. When turning OFF the power
without performing either operation, the set
value is not stored in memory.
2. Set the knife pressing amount as small as
possible in order to protect the knife and the
knife holder, and maintain the durability.
Results of Improper Adjustment
™ If the pressing amount is
excessively large, malfunction
of the drive motor or breakage
of the knife will be caused.
key !1 or
key
159
− −