ELNA 9900 User Manual

SERVICE MANUAL
9900

ELNA 9900 Specifications

General

Brand	ELNA
Model	9900
Category	Sewing Machine
Language	English

Summary

Replacing the Spool Stand

Replacing the Tension Unit Cover

Replacing the Static Head Cover (Right)

To Replace Right Cover and Left Cover

Right Cover

Instructions for removing and attaching the right cover of the machine.

Left Cover

Instructions for removing and attaching the left cover of the machine.

Replacing the Base Cover and Bed Cover

Base Cover

Procedure for removing and attaching the base cover of the sewing machine.

Bed Cover

Procedure for removing and attaching the bed cover of the sewing machine.

Checking the Thread Paths (1)

Checking the Thread Paths (2)

Replacing the Needle

Needle and Thread Reference Table

Checking the Lowest Position of the Needle

Replacing the Needle Bar Rest

Replacing the Take-up Lever Cam Roller

Adjusting the Take up Lever Timing

Replacing and Adjusting the Presser Foot (1)

Replacing and Adjusting the Presser Foot (2)

Replacing the Thread Catcher Unit

Replacing the Thread Catcher Hook

Replacing the Jump Solenoid

Adjusting a Play in the Moving Head

Replacing the Moving Head (1)

Replacing the Moving Head (2)

Adjusting the Needle Drop Position (Back or Forth)

Adjusting the Needle Height

Replacing the Needle Bar, Needle Spring and Cushion

Replacing the Rotation Stopper Plate

Replacing the Thread Take-up Lever

Adjusting the Check Spring Tension

Adjusting the Check Spring Stroke

Adjusting the Thread Catcher Holder

Replacing the Thread Catcher Loop Tape

Replacing the Lateral Moving Unit

Adjusting the Hook Timing

Adjusting the Position of the Hook Stopper

Replacing the Thread Cutter Driving Roller

Replacing the Dynamic Cutter Blade

Replacing the Static Cutter Blade

Adjusting the Static Cutter Blade

Adjusting the Dynamic Cutter Blade

Adjusting the Bobbin Thread Holder

Adjusting the Thread Keeper

Adjusting the X-carriage Belt Tension

Replacing the X-carriage Belt

Adjusting the Y-carriage Belt Tension

Replacing the Y-carriage Belt

Adjusting the Timing Belt Tension

Replacing the Timing Belt

Adjusting the Motor Belt Tension

Replacing the Motor Belt

Replacing the DC Motor

Adjusting the Upper Shaft Timing

Adjusting the Moving Head Stop Position

Adjusting the Needle Stop Position

Adjusting the Carriage Home Position (1)

Adjusting the Carriage Home Position (2)