Adjustment Of The Up/Down Sensor Gear - Panasonic EP3202-U1 Service Manual

10.10. Adjustment of the Up/down sensor gear

When the Massage mechanism block is removed from the chair, the position of the Up/down sensor gear changes resulting in
a change of the up/down stop position.
When installing the Massage mechanism block on the back frame, be sure to adjust the position with the Up/down sensor gear.
*Up/down sensor gear position adjustment procedure
To make an adjustment, refer to the Massage mechanism block removing method (the back frame is tilted from the chair).
1. Before mounting, the Massage mechanism block on the back frame must be moved down to the lowest position by setting the
controller manual operation massage head adjustment button to Down.
2. Make sure that the Massage mechanism block has been mounted horizontally by moving the Massage mechanism block to the
position shown in the figure. Unless the Massage mechanism block has been mounted horizontally, an abnormal sound or
problem may occur.
3. Move it up to the highest position (until the massager stops) by setting the controller manual operation
Massage head adjustment button to up.
4. Peeping into the square hole of the back frame, check the position of the massager to adjust.
*One thread of the up/down detection gear gives a stroke change of 4mm.
When the massager has been raised excessively : Turn the up/down detection gear counterclockwise to adjust.
When the massager has been lowered excessively : Turn the up/down detection gear clockwise to adjust.
While adjusting the distance between the square hole and Guide roller assy. to 10mm, check by using the up/down adjustment
button found on the manual operation panel of the controller.
5. Install the rail piece A and B, and tighten uniformly the set screws (left and right, 3 pcs. each).
6. Using the manual operation of the controller, conduct the rolling operation. Set the massage heads adjustment switch to level
1, and check the up/down stroke.
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EP3203-U1