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HIGHLEAD GC20618-1-D User Manual

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GC20618Series
Compound-Feed,Heavy Material
Lockstitch Sewing Machine
Instruction Manual
Parts Catalog
S
HANGHAI BIAOZHUN HAILING SEWING MACHINERY CO., LTD
.

Table of Contents

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HIGHLEAD GC20618-1-D Specifications

General IconGeneral
BrandHIGHLEAD
ModelGC20618-1-D
TypeIndustrial Sewing Machine
OperationAutomatic
Stitch FormationLockstitch
Needle SystemDPx17
Motor Power550W
Voltage220V
Frequency50/60 Hz
Max Sewing Speed2000 Stitches Per Minute
HookRotating Hook

Summary

Safety and Setup Procedures

Pre-Operation Safety Precautions

Essential safety guidelines before operating the sewing machine.

Setup and Connection Procedures

Instructions for connecting power, control box, and initial setup.

On-Use Cautions and Oiling

Warnings during operation and essential oiling procedures.

Machine Operation

Basic Setup and Threading

Covers needle installation, bobbin winding, and needle threading.

Thread Tension and Stitch Control

Adjusting thread tension, stitch length, and reversing.

Mechanism Adjustments and Timing

Timing and Feed Dog Adjustments

Synchronizing hook/needle motion and adjusting feed dog height.

Trimming and Safety Mechanism Adjustments

Adjustments for safety clutch, thread trimmer, and knife.

Feed and Presser Foot Stroke Adjustments

Adjusting upper feed and presser foot vertical stroke.

Technical Specifications

Parts Catalogs

Arm Bed and Accessories

Illustrated list of arm bed components and accessories.

Thread Tension Regulator Mechanism

Illustrated list of parts for the thread tension regulator.

Upper Shaft & Presser Foot Mechanism

Illustrated list of parts for the upper shaft and presser foot.

Lower Shaft & Feed Rock Shaft Mechanism

Illustrated list of parts for the lower shaft and feed rock shaft.

Knife Mechanism

Illustrated list of parts for the knife mechanism.

Oil Lubrication Mechanism

Illustrated list of parts for the oil lubrication system.

Accessories

Illustrated list of general machine accessories.

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