Seiko Group 9T82A specifications How to install, When the stopwatch Is reset to Is not reset to

Page 7

TECHNICAL GUIDE

Cal. 9T82A

9Stopwatch 1/10 second hand

10 Stopwatch second hand

11 Stopwatch hour and minute hands

*When reassembling the watch, be sure to use a new set of stopwatch hands.

If the old stopwatch hands are reused, they may come off from the shock when they are reset to “0” position.

How to install

1.Reset the stopwatch to “00”.

When the stopwatch is properly reset to “00”, the hammer appears in the eyehole “A” as shown below.

Hammer

[

When the stopwatch

]

[

When the stopwatch

]

is reset to “00”

is not reset to “00”

2.Set all the stopwatch hands accurately to the 12 o’clock position, and push them in completely.

Notes:

“D”-shaped notch

*Push in the hand securely until the lower end of the hand installing pipe (“A” in the illustration) reaches below the “D”-shaped notch of the arbor.

*Check that the stopwatch hour and minute hands do not touch each other.

12Dial

The dial is fitted to the movement by fixing the two dial legs with the eccentric posts.

How to remove

Turn the eccentric posts counterclockwise to release the dial legs, and remove the dial.

How to install

Set the dial in position. While pressing down the dial at the 12 o’clock side so that the dial is well-seated on the movement, turn the eccentric posts clockwise to fix the two dial legs.

Note: If metal chips are generated from the eccentric posts, be sure to remove them.

A

Eccentric post

7

Image 7
Contents Cal. No 9T82A SpecificationsLubricating Types of oil Oil quantity Parts CatalogueConventional type Parts Catalogue Remarks on Disassembling and Reassembling How to remove How to install Technical GuideRemarks on the adhesive How to fix the bezel screws with the adhesiveLubricating For one-piece case typeFor both types How to install the hour handWhen the stopwatch Is reset to Is not reset to Remarks on measuring time accuracy II. Value Checking and AdjustmentResetting the stopwatch hands to 0 position Checking the time period of date change