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15.5 Removing the gear box
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*The drive pipe, up/down shaft, up/down gear, pinion B block, arm (left, right) and guide roller F
cannot be disassembled or assembled if the massager is not dismounted from the chair.
1. Perform removal of steps 1 to 10 of " 3. Removing the tapping shaft assembly ".
2. Remove the gear box side guide plate set screws N and O.
3. Remove the transformer set screw R, and remove the transformer and remove the base for
transformer set screw R-1, and remove the base for transformer.
4. Remove the motor side guide plate set screws S to U.
5. Remove the idler pulley set screws V and W, and remove the idler pulley.
6. Remove the eccentric link holding plate set screws X and Y with a spanner, and remove the
eccentric link holding plate.
7. Remove the tapping shaft assembly as one unit, without removing the guide plate for gear box
and the guide plate for motor. (see Figure)
8. Remove the gear box screws (see Figure)
9. After removing the screws, the massage clutch, up/down clutch and intermediate gear block
can be removed.
*Take care so that the grease does not stick to the massage clutch and up/down clutch pulleys. If
grease sticks, remove it with alcohol.
*The massage clutch and up/down clutch have similar shapes. The lead wires are the same gray color,
so please choose based on connector color.
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