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typical GC0303CX User Manual

typical GC0303CX
37 pages
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GC0303
GC0303CX
OPERATION INSTRUCTION / PARTS MANUAL
UPPER AND LOWER FEED
MACHINE FOR HEAVY DUTY WITH THICK THREAD
LOCKSTITCH SEWING
UPPER AND LOWER FEED LOCKSTITCH SEWING
MACHINE FOR MEDIUM AND HEAVY DUTY
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typical GC0303CX Specifications

General IconGeneral
Brandtypical
ModelGC0303CX
CategorySewing Machine
LanguageEnglish

Summary

Operation Instruction

Main technical specifications

Overview of the machine's technical data, including speed, stitch length, and capacity.

Initial Setup and Preparation

Steps for preparing the machine, including motor installation, pedal connection, belt guard, and bobbin winder.

Lubrication System Maintenance

Procedures for machine lubrication, oil pump, and hook oil adjustments.

Trial Run and Inspection

Performing an initial test run to check machine operation and lubrication.

Needle Installation and Threading

Correctly installing the needle and threading the machine's needle and bobbin systems.

Thread Handling and Winding

Adjusting bobbin winding tension and ensuring even thread distribution.

Sewing Controls and Adjustments

Setting stitch length, adjusting thread tensions, and presser foot pressure.

Timing and Feed Mechanism Adjustments

Adjusting needle bar, hook timing, feed dog, and stitch length mechanisms.

Component Installation and Maintenance

Procedures for installing/removing the rotating hook, feed dog, and periodical cleaning.

Parts Manual

Machine Arm and Bed

Exploded view and parts list for the main structural components: arm and bed.

Arm Shaft and Vertical Shaft Assembly

Diagrams and part numbers for the arm shaft, vertical shaft, needle bar, and thread take-up.

Feed Dog and Thread Looping Parts

Illustrated components related to the feed dog lift, feed mechanism, and thread looping.

Feed Mechanism Parts

Detailed parts list and exploded view of the sewing machine's feed mechanism.

Presser Foot Assembly Parts

Illustrated components and part numbers for the presser foot system.

Upper Feed Parts

Exploded diagrams and part lists for the upper feed mechanism.

Oil Pump Components

Diagram and list of parts comprising the oil pump lubrication system.

Oil Reservoir and Accessories

Parts for the oil reservoir, including the tank, accessories, and tools.

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