Matsushita Electric EP1015-U1, Service Manual

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10.5.2. Mounting
It is necessary to control the tightening torque of the up/down shaft bolt.Up/down bolt
tightening torque: 4 N/m (40 kgf-cm).
*If the up/down shaft bolt has been insufficiently tightened, it may loosen when the massager
moves up and down, and the massager may detach from the chair.
If the up/down shaft bolt has been excessively tightened, the bolt head may shear.
Tighten the up/down shaft bolt of pinion A and pinion B, while controlling the torque.
10.5.3.
*Assembly instruction of an ellipse gear
1. .Put the grease(WEP001W8927) on the intermediate gear shaft
and insert it in the center hole of the intermediate gear block. And
attach the Plate type spring through the intermediate gear shaft as
shown in figure.
2. Match the "V" shape of two ellipse gear on the intermediate gear
block and drive pipe.
3. Assemble this block into the Gear box A as they have matched.
And insert the intermediate gear shaft of intermediate gear block
into the groove A of Gear box A.
**When aligning two ellipse gears, smooth rotation will not be possible even if the alignment is
off by just one tooth. During rotation, the gears will not match up, and may cause the massager
to lock. Correct alignment of two gears required.
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