Massager Up/Down Detection Gear Adjustment Method - Panasonic EP790-C1 Service Manual

12 Massager up/down detection gear
adjustment method
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When the massager is removed from the chair, the position of the up/down detection gear changes,
resulting in a change of the up/down stop position.
When installing the massager on the back frame, be sure to adjust the position with the up/down
detection gear.
• Up/down detection gear position adjustment procedure
To make an adjustment, refer to the massager removing method (the back frame is tilted from the
chair).
1. Before mounting, the massager on the back frame must be moved down to the lowest position
by setting the controller manual operation UP/DOWN button to DOWN.
2. Mount the massager on the lowest position of the back frame.
3. Turn the hex nut M6 counterclockwise and move the massager upward.
4. Make sure that the massager has been mounted horizontally by moving the massager to the
position shown in the Figure.
*Unless the massager has been mounted horizontally, an abnormal sound or problem may
occur.
5. Move it up to the highest position(until the massager stops) by setting the controller manual
operation UP/DOWN button to UP.
6. 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 clockwise to
adjust.
When the massager has been lowered excessively : Turn the up/down detection gear
counterclockwise to adjust.