Adjustment Of The Wiper; Adjustment Of The Work Holder Pressure - JUKI PLK-G2516R Technical Manual

7-11. Adjustment of the wiper

(1) Loosen the wiper set screw (No.3) and adjust the wiper (No.1) to be positioned where the wiper (No.1)
passes under the needle (No.2) point with a clearance of about 2mm right after the sewing machine
stops at the needle upper position.
(2) When setting the presser foot (No.4) to upper position during the sewing of thick material, the setting
may not leave the clearance of passing wiper. The wiper cannot be used in this case.
(3) When the wiper function is not be used (not able to be used), set the following.
Set the wiper function to off.
Press the on the standard screen to open the MENU mode.
(4) Press the
(5) Select the on the [Wiper ON/OFF] screen, and press the

7-12 Adjustment of the work holder pressure

★If the secondary side air pressure is set too high, trouble such as operation faults may occur. Always
set the pressure to within 0.4Mpa.
(1) The work holder pressure is provided from an air source.
Lift and turn the air regulator's adjustment knob (No.1) located under the table to adjust the air
pressure.
(2) If turn the adjusting knob (No.1) to the clockwise, the air pressure is increased and the work holder
pressure is also increased simultaneously.
(3) If turn the adjusting knob (No.1) to counter clockwise, the air pressure is decreased and the work
holder pressure is also decreased simultaneously.
(4) 0.4Mpa (4kgf/cm2) is the standard air pressure as a normal sewing operation.
<3>
<1>
<2>
<4>
2mm
-> -> [Wiper ON/OFF] in order.
CAUTION
- 25 -
<1>: Wiper
<2>: Needle
<3>: Wiper setscrew
<4>: Presser foot