Pfaff 1571 User Manual

INSTRUCTION MANUAL
296-12-18 725/002
Betriebsanleitung engl. 06.09
This instruction manual applies to machines from the
following serial numbers onwards:
# 2 620 574
1571
1574
Industrial
®
1591

Pfaff 1571 Specifications

General

Brand	Pfaff
Model	1571
Category	Sewing Machine
Language	English

Summary

Safety Information and Guidelines

General Safety Notes

Guidelines for safe operation, maintenance, and personnel.

Operational Dangers

Warnings about hazards like moving parts, needle injury, and crushing.

Proper Use of Sewing Machines

Machine Specifications and Data

Technical Specifications (Models 1571, 1574, 1591)

Technical specifications including stitch type, dimensions, speed, and noise data.

Machine Controls and Components

Edge Trimmer -725/04 (Model 1571)

Edge Trimmer -725/04 (Models 1574/1591)

Edge Trimmer -726/05 (Model 1591)

Control Panel Overview

Overview of the control panel, displays, and function keys.

Machine Installation and Commissioning

General Installation Procedures

Flange Motor Mounting Steps

Connecting Electrical and Earth Cables

Toothed Belt Mounting (Models 1571/1591)

Instructions for mounting the toothed belt and setting drive unit position.

Toothed Belt Mounting (Model 1574)

Instructions for mounting the toothed belt and setting drive unit position for model 1574.

Start Inhibitor Function Check

Machine Commissioning Steps

Machine Setup Procedures

Needle Insertion (Models 1571/1591)

Needle Insertion (Model 1574)

Bobbin Winding and Tension Adjustment

Instructions for winding bobbins and setting primary thread tension.

Bobbin Threading and Tensioning

Threading the bobbin case and adjusting bobbin thread tension.

Needle Threading (Models 1571/1591)

Threading and tensioning the needle thread for models 1571/1591.

Needle Threading (Model 1574)

Threading and tensioning the needle thread for model 1574.

Setting Stitch Length

Entering Start and End Backtacks

Code Number Entry and Change

Procedure for entering or changing the machine's code number.

Stitch Count for Bobbin Monitoring

Sewing Operations and Modes

Manual Sewing Mode

Programmed Sewing Mode

Details on using fixed and programmable seam programs.

Error Message Handling

Explains error codes and how to eliminate errors.

Input Modes and Functions

Input Mode Functions Summary

Seam Program Input Summary

Seam Program Input Variants

Altering Existing Seam Programs

Steps to modify previously created seam programs.

Deleting Seam Programs

Seam Programming Examples

Step-by-step guides for creating seam programs.

Teach-In Method Seam Input Example

Example of programming seams using the Teach In method.

Machine Care and Maintenance

Cleaning Procedures

Oiling the Hook Assembly

Machine Adjustment Procedures

General Adjustment Notes

Basic Machine Adjustment: Needle Position (1571/1591)

Adjusting needle position for models 1571/1591.

Basic Machine Adjustment: Needle Position (1574)

Adjusting needle position for model 1574.

Needle Bar Frame Limiting (1591/1571)

Pre-Adjusting Needle Height

Needle/Hook Adjustment (PFAFF 1571)

Adjustments for needle rise, hook clearance, height, and guard on PFAFF 1571.

Needle/Hook Adjustment (PFAFF 1574)

Adjustments for needle rise, hook clearance, height, and guard on PFAFF 1574.

Needle/Hook Adjustment (PFAFF 1591)

Adjustments for needle rise, hook clearance, height, and guard on PFAFF 1591.

Needle Position Crosswise (PFAFF 1571)

Adjusting needle position crosswise for model 1571.

Needle Position Crosswise (PFAFF 1574)

Adjusting needle position crosswise for model 1574.

Needle Position Crosswise (PFAFF 1591)

Adjusting needle position crosswise for model 1591.

Bobbin Case Opener Height and Stroke

Adjusting bobbin case opener height and stroke.

Feed Wheel Height (PFAFF 1571)

Adjusting feed wheel height for model 1571.

Feed Wheel Height (PFAFF 1574)

Adjusting feed wheel height for model 1574.

Feed Wheel Height (PFAFF 1591)

Adjusting feed wheel height for model 1591.

Roller Presser/Feed Wheel Clearance

Roller-Presser Alignment

Adjusting the roller-presser alignment and position.

Retainer Adjustment (PFAFF 1574)

Automatic Presser-Foot Lifter Adjustment

Knee Lever Adjustment

Adjusting the knee lever for proper operation.

Tension Release Mechanism Adjustment

Thread Check Spring Adjustment (1571/1591)

Adjusting thread check spring for models 1571/1591.

Thread Check Springs Adjustment (1574)

Adjusting thread check springs for model 1574.

Bobbin Winder Adjustment

Roller-Presser Pressure Adjustment

Adjusting the roller-presser pressure for reliable material feeding.

Lubrication Flow Check

Edge Trimmer -725/04 Adjustments

Adjusting the edge trimmer -725/04.

Knife Holder Position (Models 1574/1591)

Adjusting knife holder position for models 1574/1591.

Knife Stroke Adjustment (Model 1571)

Adjusting the knife stroke for model 1571.

Knife Stroke Adjustment (Models 1574/1591)

Adjusting the knife stroke for models 1574/1591.

Cutting Stroke Adjustment (Model 1571)

Cutting Stroke Adjustment (Models 1574/1591)

Edge Trimmer Knife Position

Thread Trimmer -726/05 Adjustments

Thread Trimmer Knife Position (Crosswise)

Thread Trimmer Knife Height

Thread Trimmer Cutting Stroke

Thread Trimmer Knife Stroke

Thread Trimmer -900/81 Roller Lever/Cam

Thread Catcher Holder Position

Thread Catcher to Needle Plate Distance

Thread Catcher Position

Knife Position and Pressure

Bobbin Thread Retaining Spring

Manual Cutting Test Procedure

Linkage Rod Adjustment (PFAFF 1574)

Parameter Settings and Input

How to input and set machine parameters.

List of Machine Parameters

Error Message Explanations

Lists and explains error messages the machine may display.

Performing a Cold Start

Machine Software Internet Update