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Seiko 7D56A - TECHNICAL GUIDE: GEAR TRAIN MECHANISM; Center Wheel Bridge Installation

Seiko 7D56A
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Cal. 7D56A
17/44
TECHNICAL GUIDE
l
Gear train mechanism
43 CENTER WHEEL BRIDGE
Setting position
See the illustration at right.
How to install
“A” and “Bportions have elasticity and
are made tight for the guide tubes to which
they are set. After setting the spacer for
CENTER WHEEL AND PINION, press down those
portions so that it is well seated in position.
“A” portion “B” portion
Note: Take utmost care not to deform or
damage the portion that makes
contact with the CENTER WHEEL
AND PINION.

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