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Singer 1831U User Manual

Singer 1831U
20 pages
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Singer 1831U Specifications

General IconGeneral
BrandSinger
Model1831U
CategorySewing Machine
LanguageEnglish

Summary

Precautions

Initial Operation Speed Limit

Limit machine speed to 80% of maximum for the first month of operation.

Oil Reservoir Maintenance Schedule

Refill oil reservoir with new oil after one month and every six months thereafter.

Oil Level Monitoring Procedure

Maintain oil level between the upper and lower indicator lines on the oil gauge.

Pre-Sewing Oil Spray Check

Check oil cap and confirm oil spray from the nozzle before sewing.

Manual Lubrication for New or Idle Machines

Apply manual oil drops to specific parts for new or idle machines.

Installations

Semi-submerged Installation Guide

Instructions for installing the machine semi-submerged in the table.

Fully-submerged Installation Guide

Details for installing the machine using the optional fully-submerged kit.

Motor, Pulley, and Belt Selection

Information on selecting and installing the motor, pulley, and belt for the machine.

Machine Rotation and Belt Tensioning

Guidance on checking machine rotation direction and setting proper belt tension.

Belt Cover Attachment

Instructions for attaching the belt cover for safety.

Filling and Draining Oil

Recommended Lubricating Oil

Specifies the recommended type of oil for the machine.

Oil Reservoir Filling Procedure

Procedure for filling the oil reservoir and maintaining the correct oil level.

Oil Draining Procedure

Instructions on how to drain the oil from the reservoir.

Oil Filter Check and Replacement

Procedure for checking and cleaning or replacing the oil filter.

Thread Lubrication and Needle Coolant System

Information on using silicon oil for thread lubrication and needle coolant.

How to Use the Machine

Threading the Machine Correctly

Instructions on correctly threading the sewing machine to prevent issues like skipping stitches.

Adjusting Presser Foot Pressure

Guidance on adjusting the presser foot pressure using the regulating thumb screw.

Adjusting Stitch Length

Procedure for adjusting the stitch length by operating the push button and pulley.

Differential Feed Ratio Adjustment

Explanation and steps for adjusting the differential feed ratio for different materials.

Overedge Bight Adjustment

Steps for adjusting the overedge bight by positioning the movable knife holder.

Thread Guide Positioning

Adjusting thread guides and take-up mechanisms based on table settings for different stitch types.

Pre- and Post-Sewing Checks

List of checks to perform before and after sewing for optimal performance and longevity.

Standard Dimensions on Adjustment

Needle Height Specification

Specifies the needle height from the throat plate when the needle is highest.

Left Looper Setting Guide

Describes the left looper setting relative to the needle centerline.

Right Looper Setting Guide

Details the right looper setting from the throat plate when the looper is highest.

Double Chain Looper Setting Guide

Setting the double chain stitch looper relative to the needle centerline.

Feed Dog Height Adjustment

Adjusting feed dog height to protrude from the throat plate for different material types.

Specifications

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