VETRON Typical GC6890 MD4 - User Manual

INSTRUCTION BOOK
GC6890
HIGH SPEED SEWING MACHINE

Summary

IMPORTANT SAFETY INSTRUCTIONS

FOR SAFE OPERATION

BEFORE OPERATION

SPECIFICATIONS

INSTALLATION

ADJUSTING THE HEIGHT OF THE KNEE LIFTER

LUBRICATION

THREAD TENSION

(1) Adjusting the needle thread tension

Adjusting the tension of the upper thread.

(2) Adjusting the bobbin thread tension

Adjusting the tension of the bobbin thread.

THREAD TAKE-UP SPRING

(1) Changing the stroke of thread take-up spring

Adjusting the travel of the thread take-up spring.

(2) Changing the pressure of thread take-up spring

Adjusting the tension applied by the thread take-up spring.

NEEDLE-TO-HOOK RELATIONSHIP

ADJUSTING THE FEED TIMING

PEDAL OPERATION

ONE-TOUCH TYPE REVERSE FEED STITCHING MECHANISM

VETRON Typical GC6890 MD4 Specifications

General

Brand	VETRON
Model	Typical GC6890 MD4
Category	Sewing Machine
Language	English