Seiko LSC-8B-I.8BL-1 User Manual

LSC-8BV-1
OPERATING INSTRUCTIONS
FOR
LSC-8BV-1.8BLV-1
LSC-8B-I.8BL-1
LSC-8BH-I.8BLH-I
as E ( K II
LSC-8B-1
SEIKO SEWING MACHINE CO., LTD.
TOKYO•JAPAN
From the library of: Superior Sewing Machine & Supply LLC

Seiko LSC-8B-I.8BL-1 Specifications

General

Brand	Seiko
Model	LSC-8B-I.8BL-1
Category	Sewing Machine
Language	English

Summary

Information for Adjustment

Adjusting the height of the feed dog

Adjusts the maximum height of the feed dog from the needle plate surface.

Adjusting the timing of the needle plate, needle and feeder

Sets the feeder position for correct clearances with the needle plate.

Adjusting the height of the needle bar

Sets the measurement between the needle plate and the needle eye.

Timing between the hook and the needle

Ensures correct hook point alignment with the needle eye at its lowest point.

Timing between the needle and the feeder

Synchronizes needle and feeder movement for material feeding.

Adjusting the height of the presser feet

Timing of the vibrating presser foot

Ensures proper holding of goods by the presser foot during stitching.

Oiling and Its Adjustment

Oil Adjustment

Regulates lubrication to machine parts during operation.

Threading the Machine

Regulating the Thread Tensions

Perfect Stitching Tension

Upper Thread Tension Adjustment

Bobbin Thread Tension Adjustment

Adjustment of the Pressure on Goods

Adjusting the Stitch Length

Setting Stitch Length

Adjusting the Lift of the Alternating Presser Feet

Adjusting the Height of the Feed Dog

Feed Dog Height Adjustment Steps

Adjusting the Timing of the Needle Plate, Needle and Feeder

Relative Position of Feeder to Needle Plate (LSC-8BV-1, etc.)

Relative Position of Feeder to Needle Plate (LSC-8B-1, etc.)

The Position of the Needle and Needle Hole of the Feeder

Adjusting Needle Position

Aligns the needle with the center of the feeder's needle hole.

Adjusting the Height of the Needle Bar

Needle Bar Height Measurements

Timing Between the Hook and the Needle

Timing and Clearance Adjustment

Adjusts hook timing and clearance relative to the needle.

Timing Between Needle and Feeder

How to Adjust Needle-Feeder Timing

Steps to adjust the cam for proper needle and feeder synchronization.

Adjusting the Height of the Presser Feet

Adjustment by the Presser Bar Lifter

Adjusting the Lift of Alternating Presser Feet

How to Adjust Alternating Presser Lift

Timing of the Vibrating Presser Foot

Vibrating Presser Foot Timing Adjustment