TECHNICAL GUIDE

Cal. 5J32A

14 Oscillating weight screw

Oscillating weight screw

 

·Before tightening the oscillating weight screw, check that the gear of the oscillating weight wheel securely engages with the pinion of the intermediate wheel for generating rotor (“A” portion in the illustration).

·Tighten the oscillating weight screw firmly, applying more force than usual. If the oscillating weight screw becomes loose, electricity generation will be defective.

15 Oscillating weight

“A” portion

Lubricating

Lubricate the ball-bearing of the oscillating weight as shown in the illustration at right.

Note: Be sure to lubricate at the position and in the quantity specified in the illustration.

19Rechargeable battery unit

How to remove

Insert the tip of the tweezers into the “A” portion gap in the illustration, and pry up the rechargeable battery unit to remove it.

How to install

Set the minus lead terminal to the guide post “B” in the illustration, push “C” portion down vertically so that the rechargeable battery unit is well seated in position.

Notes:

“C” portion

“B” portion

Minus lead terminal

“A” portion

*Take utmost care not to short-circuit the (+) and (–) terminals, as this will deteriorate the battery unit.

*Never clean the rechargeable battery unit, as it is an electronic part containing an IC.

20 Circuit block cover A screw

Before tightening the circuit block cover A screw, check that the pivots of the generating rotor and intermediate wheel for generating rotor, “A” and “B” portions in the illustration, respectively, are securely set to the oscillating weight bridge.

“B” portion

“A” portion

10

Lubricating:

: Moebius A

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Seiko 5J32A specifications How to remove, Lubricating Moebius a