Garudan GF-3131-447 MH, User Manual, Page: 18 / 64

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MP03100EN_180912 18
26. CLEANING
Lift the pressure foot. Rive the two screws (1), then unload the needle plate (2). See Fig. (23).
1. Use the soft hairbrush to clean the feed dog.
2. Install the needle plate (2) and tighten the two screws (1).
3. Turning the upper wheel, observe the needle fall into the needle plate hole or not.
• If the needle is not fall into the center, Inspect the needle is bend or not.
• Loosen the two screws (1), then reinstall the needle plate (2).
4. Turning the upper wheel make the needle rise to the Exceed needle plate, then observe the
needlepoint is contusion or not if contusion need to replace the needle.
5. Lay down the machine body. Unload the bobbin case (4).
6. Use the soft cloth to clean the hook dust, inspect the hook is damaged or not.
7. Make the bobbin out of the bobbin in case, then use the cloth to clean the bobbin case.
8. Put the bobbin into the bobbin case, then put the bobbin case into the hook.
9. Cleaning the dust of the oil pump screen (A).
Figure 23
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