Disassembling Work - Yamaha SIGMA-G5SII Service Information

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4.11.4. Disassembling Work

(1) Remove the diffuser plates (Large and Small) from the head bottom surface.
Large Diffuser Plate: Loosen three M1. 6L4 bolts to remove, Small Diffuser Plate:
Loosen two M1. 6L4 bolts to remove. (Sections instructed in the following figure)
* The bolt to be removed has been fixed using Screw Lock (1401B).
Therefore, take care not to damage the bolt.
* If the diffuser plate is removed forcibly, it might be chipped or damaged. Therefore,
be careful.
* Do not reuse the removed bolts. Dispose of them and replace with new ones.
* When the small diffuser plate is to be removed, protect it with the protection tube or
wrap to avoid contact with the linear measure sensor.
Large Diffusion Plate
Service Information
Fig.D67
SI1705004E-00=SIGMA-G5SII Service Manual
156/273
For Service Engineer
Small Diffusion
Plate

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