JUKI MO-804 User Manual

MODEL
MO-804
SUPER SPEED SINGLE NEEDLE OVEREDGING
INDUSTRIAL SEWING MACHINE
MODEL
SUPER SPEED TWIN-NEEDLE OVEREDGING
INDUSTRIAL SEWING MACHINE
MODEL
SUPER SPEED SAFETY STITCH
INDUSTRIAL SEWING MACHINE
Instruction Book
CLASS
MO-814
MO-816
TOKYO JUKI INDUSTKIAL CO.. LTD.
From the library of: Superior Sewing Machine & Supply LLC

JUKI MO-804 Specifications

General

Brand	JUKI
Model	MO-804
Category	Sewing Machine
Language	English

Summary

II. HOW TO OPERATE THE MACHINE

1. Operating Cautions and Safety

2. Lubrication and Drainage Procedures

3. Needle Installation Guide

4. General Threading Instructions

II. HOW TO OPERATE THE MACHINE

5. Thread Tension Adjustment

Guide to adjusting thread tension for MO-804, MO-814, and MO-816 models.

7. Stitch Length Adjustment Method

Procedure for adjusting the stitch length using the eccentric feed cam.

9. Differential Feed Ratio Adjustment

Method to change differential feed ratio by adjusting the main feed arm pin.

6. Presser Foot & Feed Dog Adjustments

Instructions for adjusting presser foot pressure and feed dog protrusion.

8. Differential Feed Adjustment

Steps to adjust differential feed for gather or stretch stitching by moving the lever.

III. ADJUSTING THE MACHINE

1. Knife & Overedging Width Setting

Instructions for installing and adjusting the lower and upper knives for proper cutting.

2. Needle Guard Adjustment Guide

Guide to adjusting needle guards for MO-804, MO-814, and MO-816 models.

3. Needle Height Adjustment

4. Lower Looper Alignment

5. Upper Looper Alignment

III. ADJUSTING THE MACHINE

6. Double Chain Looper Matching (MO-816)

7. Chain Looper Thread Cam Adjustment (MO-816)

8. Double Chain Looper Avoiding Motion (MO-816)

V. CAUSES OF MALFUNCTIONS & CORRECTIVE MEASURES