Seiko 9T82A User Manual
PARTS CATALOGUE / TECHNICAL GUIDE
Cal. 9T82A
(For Movement Replacement)
[SPECIFICATIONS]
Cal. No.
Item
Movement
Movement
size
Time indication • Time: Hour, minute and second hands
Driving system Step motor (Load compensated driving pulse type)
Additional mechanism
Outside diameter ø33.0 mm
Casing diameter ø30.0 mm
Height 6.8 mm
• Stopwatch: Stopwatch hour, minute, second and 1/10 second hands
• Automatic generating system
• Stopwatch function with stopwatch hour, minute, second and 1/10
second hands
• Overcharge prevention function
• Energy depletion forewarning function
• Electronic circuit reset switch
• Train wheel setting device
• Date calendar
• Instant setting device for date calendar
• Instant date change mechanism
9T82A
(x 1.0)
Loss/gain Monthly rate at normal temperature range: less than 15 seconds
Regulation system
Measuring gate by quartz tester Use 10-second gate.
Power
supply
Electricity Storage
Unit (E.S. Unit)
Operating voltage range 0.45 V ~ 2.2 V
Duration of charge
Jewels 38 jewels
Logical regulation system
Automatic generating systemPower generator
Titanium lithium ion rechargeable battery
From full charge to stoppage: Approx. 1 month (when the stopwatch
is used for less than 3 hours a day)
1
PARTS CATALOGUE
Disassembling procedures Figs. : 1 → 12
Reassembling procedures Figs. : 12 → 1
Lubricating: Types of oil Oil quantity
SEIKO Watch Oil S-6 Normal quantity
Silicone oil 500,000 c.s.
Adhesive (LOCTITE 241)
1 Case back
(page 4)
Cal. 9T82A
One-piece case typeConventional type
1 Bezel screw
(page 5)
2 Bezel
7 Button A
(page 6)
2 Case back gasket
3 Casing clamp screw
4 Casing clamp
(page 4)
6 Movement
(page 5)
Button spring clip
7 Button A
3 Bezel gasket
(page 6)
5 Movement
6 Casing ring
Button spring clip
(page 6)
7 Button B
(page 6)
5 Winding stem
7 Button B
(page 6)
Please see the page shown after the part name.
➡
with crown
(page 5)
4 Winding stem
with crown
(page 6)
2
PARTS CATALOGUE
Cal. 9T82A
8 Hour, minute and second hand
(page 6)
9 Stopwatch 1/10 second hand
(page 7)
10 Stopwatch second hand
(page 7)
11 Stopwatch hour and minute hands
(page 7)
12 Dial
(page 7)
* 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.
Please see the page shown after the part name.
➡
3
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