ELNA Supermatic User Manual

Service Manual
Edition February 1954 - Revised December 2023
Supermatic - Transforma

ELNA Supermatic Specifications

General

Free Arm	Yes
Stitch Length Control	Adjustable
Stitch Width Control	Adjustable
Reverse	Yes
Feed Dog Control	Drop feed

Summary

Basic Procedures to Follow

Safety

Warning about electrical hazards and the need to disconnect power before servicing.

Flywheel

Instructions on how to turn the flywheel safely by hand.

Opening the Front Cover

1. Timing of Feed Dog

2. Centering of Needle Bar for Transforma

3. Centering of Needle Bar for Zigzag stitch

4. Adjustment of needle position Centering Dial

5. Adjusting clearance between Needle and Shuttle Hook

6. Timing of Shuttle Hook in relation to Needle Bar

Installing the Upper and Lower Ring Guards

7. Adjustment of Needle Bar Height

8. Adjusting needle clearance using Double Needle Clamp

9. Adjustment of Presser Bar

10. Centering of Feed Dog

11. Adjusting Height of Feed Dog

12. Adjustment of Stitch Length ("Supermatic")

13. Adjustment of Stitch Length ("Transforma")

14. Timing of Needle Bar Swing

15. Adjusting fully automatic Feed Control for Double Discs

Test using Cam 107

16. Automatic Thread Release

Adjusting Height of Guard Ring Stop

How to set the correct gap for the guard ring stop.

Adjusting the Lateral Position of the Guard Ring Stop

Adjusting the lateral position of the guard ring stop for optimal performance.

18. Thread Tension

Lower Tension Device

Detailed explanation of how the lower tension device works and its adjustments.

Upper Tension Device

Detailed explanation of how the upper tension device works and its adjustments.

19. Adjustment of Coupling Device at Flywheel

20. Bent Thread Guides

21. Adjusting the Automatic Bobbin Winder

22. Removing the Shuttle Hook

23. Machine is noisy (with stitch width set at "3" or "4")

24. Slipping of Motor Friction Wheel