Related Manuals for Pfaff 474
Summarization of Contents
Safety Information
Safety Directives and General Notes
Covers directives, general safety notes, and safety symbols for machine operation.
User and Personnel Safety Guidelines
Details important points for users and responsibilities of operating and specialist personnel.
Operational Dangers and Precautions
Highlights specific dangers during operation and necessary precautions to prevent injury.
Technical Specifications
PFAFF 471, 474, 491 Model Details
Provides specific technical data for PFAFF models 471, 474, and 491.
Needles and Threads Compatibility
Details recommended needle types and thread strengths for the sewing machines.
Available Models and Additional Equipment
Lists possible models, subclasses, and optional equipment like edge trimmers.
Transportation, Packing, and Storage
Transportation Guidelines
Instructions for transporting machines to customers and within premises.
Packing Material Disposal and Storage
Covers disposal of packing materials and proper storage of the machine.
Machine Controls Overview
On/Off Switches and Indicators
Describes the on/off switches and indicator diodes for machine operation.
Machine Operation Controls
Details controls like button on machine head, pedal, and levers for presser lifting.
Specialized Controls and Levers
Explains controls such as stitch length key, swing-out roller presser, and various edge trimmers.
Installation and Commissioning
Initial Machine Installation Procedures
Covers site requirements, table height adjustment, and fitting accessories like tilt lock.
V-belt, Guards, Synchronizer, and Reel Stand Installation
Details fitting V-belts, guards, synchronizer, and the reel stand for machine setup.
Machine Commissioning and Power On/Off
Steps for commissioning, checking connections, and switching the machine on and off.
Setting Up the Sewing Machine
Needle Insertion Procedures
Step-by-step guide for inserting needles correctly on models 471, 491, and 474.
Bobbin Winding and Thread Tension
Instructions for winding the bobbin thread and adjusting primary thread tension.
Needle Threading and Tension Regulation
Guidance on threading the needle thread and regulating its tension for different models.
Stitch Length Setting
Procedure for setting the stitch length using the machine's controls.
Care and Maintenance Schedule
Routine Cleaning Procedures
Detailed steps for cleaning the hook, hook compartment, and other parts.
Lubrication and Oil Reservoir Management
Instructions for oiling the hook and filling the thread lubrication unit's oil reservoir.
Gear Lubrication and Air System Maintenance
Covers lubricating bevel gears and checking/adjusting air pressure and filter.
Adjustment Procedures
General Adjustment Information
Notes on adjustment, required tools, and abbreviations used in the manual.
Basic Machine Adjustments
Covers adjustments for synchronizer, needle position, height, and clearances for basic operation.
Edge Trimmer -725/04 Adjustments
Instructions for adjusting the edge trimmer, including knife holder position and stroke.
Thread Trimmer -726/05 Adjustments
Details adjustments for thread trimmer -726/05, focusing on knife position, height, and stroke.
Thread Trimmer -900/53 Adjustments
Specific procedures for adjusting the thread trimmer -900/53, including cutter removal and control cams.
Tension Release Adjustments
Covers adjustments for the tension release mechanism.
Backtacking Mechanism Adjustments
Covers adjustments for the backtacking mechanism.
Motor Parameter Settings
Guide to setting parameters for the Quick-Ministop Motor via the operating panel.
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