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General| Brand | JUKI |
|---|---|
| Model | LZ-2290 Series |
| Category | Sewing Machine |
| Language | English |
Detailed specifications for the sewing machine head.
Lists stitch patterns, stitch counts, and zigzag widths.
Essential safety and operational guidelines for users.
Adjusting feed dog height and ensuring proper inclination.
Correcting the timing between the feed dog and other mechanisms.
Setting the normal and reverse feed amounts.
Adjusting the feed dog's position relative to the throat plate.
Fine-tuning feed dog adjustments for material handling.
Setting the home position for the needle rocking motor.
Ensuring correct needle path during rocking motion.
Minimizing play in the needle bar's linear movement.
Ensuring correct needle path in the longitudinal direction.
Adjusting the guide connecting the needle bar to its drive.
Setting the correct vertical height of the needle bar.
Synchronizing needle and hook; setting the needle guard.
Adjusting the stopper that holds the bobbin case.
Correctly orienting the holder for the needle bar thread.
Adjusting the vertical and longitudinal positions of the take-up lever.
Positioning the thread tension controller unit.
Adjusting the pre-tension unit's position and orientation.
Adjusting the guard for the thread take-up spring.
Proper installation of the thread guide B.
Securely fixing the thread take-up mechanism.
Ensuring the presser foot is correctly installed on the throat plate.
Steps for installing and fine-tuning the bobbin winder.
Regulating the oil supply to the hook.
Adjusting the cutting blades and their alignment.
Setting the starting position of the moving knife.
Aligning the thread trimming cam for correct operation.
Procedures for fitting and removing the knife assembly.
Setting the needle's final position after trimming.
Ensuring correct clearance between moving parts.
Adjusting the magnet for reverse stitching function.
Calibrating the solenoid that releases thread tension.
Assembling and setting the stitch length and condensation dials.
Fine-tuning the oil pump for the lubrication system.
Setting the correct position for the thread draw-out wire.
Setting the travel distance of the thread draw-out wire.
Securing the wiper mechanism base.
Calibrating the wiper solenoid for proper function.
Adjusting the wiper's position relative to other parts.
Guidelines for applying specific grease to machine parts.
Steps to center and assemble the large gear box.
Detailed procedure for motor removal and installation.
Guide for replacing the machine's timing belt.
Steps for removing and replacing the gear box cover.
Identification of controls and indicators on the SC-905 electrical box.
Procedure for accessing and modifying function settings.
Pinout and connection details for external connectors.
Resetting the operation panel to default settings.
Configuring the key lock feature to restrict access to functions.
Error codes specifically related to the PSC control box.
Error codes related to the sewing machine's operation panel.
How to access and review past error logs.
Wiring details for a specific relay cord assembly.
Wiring details for the DC24V relay cord assembly.
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