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5. MAINTENANCE
5.1 Replacement of Grease Cotton
(Every two years or when water leaks along with the main shaft.)
Figure 5.1
5.2 Soundome (D) Replacement
Disassembling
1) Place the soundome vertically.
2) Unscrew the soundome (D) fixing screws.
3) Insert screwdrivers with blade width of 7 to 9 mm to the slit on the soundome (D) and rotate
them in the opposite directions each other. The upper soundome assembly will slide up by the
width of the screwdriver.
4) Fix two attachment plates (supplied as installation materials) to the upper dome assembly as
shown in Fig. 5.2.
5) Insert the screwdrivers between the plates and the slits of soundome (D) and rotates them. The
upper dome assembly will be pushed up further and become loose enough to be removed by
hand.
Figure 5.2
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