Seiko 5M84A User manual

[SPECIFICATIONS]
Item Cal. No.
Power generator
Rechargeable
battery
Monthly rate: less than 15 seconds (worn on the wrist at temperature
range between 5 and 35 ºC)
Nil
Use 10-second gate
Movement: less than 0.80 µA
Circuit block: less than 0.20 µA
Automatic generating system
MT920 Titanium carbon lithium rechargeable battery
0.9V - 2.20V
From full charge to stoppage: approximately 6 months
6 jewels
1/21
PARTS LIST/TECHNICAL GUIDE
KINETIC Cal. 5M84A
5M84A
Driving system
Additional function
Crown operation
Loss/Gain
Regulation system
Gate time for rate measurement
Current consumption
Power supply
Operating
voltage range
Duration of
charge
Number of jewels
Interval of hands movements
Normal position
1st click position
2nd click position
Coil resistance
• 3hands (Hour/Minute/Second)
•Calendar Date(datedial)
Day (retrograde day indicator)
1 second
Steppingmotor2pieces
• Powerreserveindicator(secondhand)
• Energydepletionforewarningfunction
• Overchargepreventionfunction
• Electroniccircuitresetfunction
• Dayanddatecorrectionfunction
• Secondhandstopfunction
Free
Day and date setting
•
Diameter
Outside : Ø 27.6 mm Casing : Ø 27.0 mm
 • Height:4.3 mm
Timesetting(HourandMinute)
5
M
8
4
A
Movement
Coil block: 1.70 - 2.10 KΩ
Generating coil block: 280 - 380Ω

Cal. 5M84A
2/21
SPECIFICATIONS
10 seconds 20 seconds 30 seconds
Between 7 days and 1
month
Approx.
1 month
Approx. between
4and6months
Between
1 and 7 days
5 seconds
POWERRESERVE
QUICKMOVEMENTOF
SECONDHAND
SEIKO KINETIC Cal. 5M84 is an analogue quartz watch equipped with the Kinetic technology
developedbySEIKO.Itgenerates theelectric energytopowerthewatch,utilizing themovementof
yourbody,andstoresitintherechargeablebattery,whichrequiresnoperiodicalreplacementunlike
conventional button-type batteries.
1. Whenthewatch stopscompletely,or ifyound
thesecondhandmovingattwo-secondintervals,
swing the watch from side to side at a rate of
twice a second.
1. By swinging the watch
2. By using the KINETIC Energy Supplyer YT02A
2. 250 swings will reserve up to 1 day of power.
The second hand will start moving at one-second intervals.
Setthecrowntothe5Mposition.
• Make sure that the watch is correctly
positioned as it may affect the amount of
power generated.
• Theamountofpowergeneratedmayvary
depending the models of the watch.
5M
Cal.5M84Aisequippedwithapowerreserveindicator.Thecurrentpowerreservecanbecheckedby
reading the posisiton of the second hand after pressing the button at the 2 o'clock position.
* The second hand will resume normal movement after the indicated 5, 10, 20 or 30 seconds have
elapsed.
* To allow easy reading of the second hand, press the button when the second hand is at the 12 o’clock
position.
* It is recommended that the watch be swung further until 2 days of power is reserved. As a
guideline of recharging, additional 200 to 250 swings, about 450 to 500 swings in total will
reserve 2 days of power.
POWER RESERVE INDICATOR
POWER
RESERVE
NUMBER OF
SWINGS 250 450 ~ 500
1 DAY 2 DAYS
APPROX.
6 MONTHS
FULL
FEATURES
HOW TO CHARGE THE WATCH

Cal. 5M84A
3/21
PARTS LIST
Disassembling procedures Figs. : 1 65
Reassembling procedures Figs. : 65 1
Lubricating: Types of oil
Watch Oil AO-3
Watch Oil AO-2
 SEIKOWatchOilS-6
 Siliconeoil500,000c.s.
Oil quantity
 Normalquantity
Please see the remarks on the following pages.
Lubricatingofsomepartsisshownin“II.REMARKSONDISASSEMBLINGANDREASSEMBLING”.
 1 CASEBACK
 2 CASEBACKGASKET
 4 MOVEMENT
 7 BUTTONSPRING
 5 BUTTONSPRINGCLIP
6 BUTTON
3 CROWN
[CASING PARTS ASSEMBLY]

26
27
28
0012354
DAY LEVER GUARD SCREW
0837503
DAY LEVER GUARD
1002516
DAY WHEEL
1017503
DAY LEVER
1018504
DAY LEVER SPRING
0871502
DAY STAR WHEEL
0491735
DIAL WASHER
0022247
DAY LEVER BRIDGE SCREW
0808514
DATE DIAL GUARD
0878***
DATE DIAL
0810660
DATE JUMPER
0989660
INTERMEDIATE DAY CORRECTOR WHEEL
0737670
DATE CORRECTOR WHEEL
0962670
INTERMEDIATE DATE CORRECTOR WHEEL
0816670
DATE DRIVING WHEEL
0271607
HOUR WHEEL
DAY LEVER BRIDGE
HOLDING RING FOR DIAL
0866***
11
12
14
15
16
17
18
19
20
21
22
23
24
25
SPACER FOR DIAL
10 4408564
4408559
X
II
I
II
III
IIII
I
I
V
VI
V
V
II
I
XI
X
XI
SEIKO
PRE MIER
KIN ET IC
MON
TUE
WED
THU
FRI
SAT
SUN
RETROGRADE DAY HAND
DIAL
HOUR, MINUTE AND SECOND HANDS
9
8
13
Cal. 5M84A
4/21
PARTS LIST
Please see the remarks on the following pages.
Lubricatingofsomepartsisshownin“II.REMARKSONDISASSEMBLINGANDREASSEMBLING”.
[CALENDAR MECHANISM/
DIAL AND HANDS SETTING]

Cal. 5M84A
5/21
PARTS LIST
Please see the remarks on the following pages.
Lubricatingofsomepartsisshownin“II.REMARKSONDISASSEMBLINGANDREASSEMBLING”.
 29 OSCILLATINGWEIGHTSCREW
  0022490
 30 OSCILLATINGWEIGHT
0500665
 31 OSCILLATINGWEIGHTWHEEL
1002662
 32 RECHARGEABLEBATTERYCLAMPSCREW
  0022247
 33 RECHARGEABLEBATTERYCLAMP
  4225519
 35 RECHARGEABLEBATTERYUNIT
  302324T
 36 CIRCUITBLOCKCOVERSCREW
  0022247
 37 CIRCUITBLOCKCOVER
  4457760
38 CIRCUIT BLOCK
  4000789
 39 OSCILLATINGWEIGHTBRIDGESCREW
  0022247
 40 CONDUCTIVEPLATE
  4459500
 41 OSCILLATINGWEIGHTBRIDGE
0198662
 42 GENERATINGCOILBLOCK
  4002514
 43 INTERMEDIATEWHEELFORGENERATINGROTOR
1002660
 34 INSULATORFORRECHARGEABLEBATTERY
  4216519
 44 GENERATINGROTOR
  4146518
 45 GENERATINGSTATOR 
  4239519
 46 COILBLOCKSCREW
  0022247
 47 COILBLOCK
  4002516
[AUTOMATIC GENERATING
MECHANISM/ELECTRONIC
CIRCUIT]

Cal. 5M84A
6/21
PARTS LIST
Please see the remarks on the following pages.
Lubricatingofsomepartsisshownin“II.REMARKSONDISASSEMBLINGANDREASSEMBLING”.
 49 TRAINWHEEL BRIDGE
0125661
 50 TRAINWHEELSETTINGLEVER
0391660
 51 RECHARGEABLEBATTERY
  CONNECTION(+)
  4271515
 52 FOURTHWHEELANDPINION
  0241667
 54 FIFTHWHEELANDPINION
0701670
 55 STEPROTOR
  4146531
 56 MINUTEWHEEL
0261670
 57 SETTINGWHEEL
0281670
 58 SWITCHLEVER
  4450730
 59 YOKE
  0384661
 60 SETTINGLEVER
0383662
 61 ROTORSTATOR
  4239559
 62 SETTINGSTEM
0351 ***
 63 CLUTCHWHEEL
0282672
 64 CENTERWHEELANDPINION
0221667
 65 MAINPLATE
  0100564(FORSTANDARDCASETYPE)
 53 THIRDWHEELANDPINION
0231530
 48 TRAINWHEELBRIDGESCREW
  0022247
[GEAR TRAIN MECHANISM/
SETTING MECHANISM]

Cal. 5M84A
7/21
PARTS LIST
lHow to find the correct parts, if not determined by 4 digit caliber number
Following parts are determined based on the design of watches, such as hands height, dial color,
and design of cases. Please refer to the SEIKO WATCH PARTS CATALOGUE in order to choose
corresponding parts.
Remarks
0022247
• DAYLEVERBRIDGESCREW (3PCS.)
• RECHARGEABLEBATTERYCLAMPSCREW(2PCS.)
• CIRCUITBLOCKCOVERSCREW (2PCS.)
• OSCILLATINGWEIGHTBRIDGESCREW(2PCS.)
• COILBLOCKSCREW (1PC.)
• TRAINWHEELBRIDGESCREW (1PC.)
0022490
• OSCILLATINGWEIGHTSCREW (1PC.)
0012354
• DAYLEVERGUARDSCREW  (1PC.)
 11 HOLDINGRINGFORDIAL0866***
22 DATEDIAL
Part code Position of crown Position of calendar
frame Colorofgure
Color of back ground
0878B42 3 o'clock 3 o'clock White Black
0878B43 3 o'clock 3 o'clock Black White
0878 B25 3 o'clock 6 o'clock White Black
0878 B26 3 o'clock 6 o'clock Black White
62 SETTINGSTEM0351653
ThetypeofSETTINGSTEMisdeterminedbasedonthedesignofcases.
CheckthecasenumberandrefertoSEIKOCasingPartsCataloguetochooseacorrespondingpart.
SCREWS

Cal. 5M84A
8/21
PARTS LIST
lTools and consumables required for disassembling/reassembling
• Movement holder
 Universalmovementholder(S-682)
• Watch oils
 SEIKOwatchgrease(S-6)andwatchoils(AO-3andAO-2)
S-6 AO-2
AO-3

Cal. 5M84A
9/21
TECHNICAL GUIDE
REMARKS ON DE-CASING/CASING/DIAL AND HAND SETTING
lHow to set the RETROGRADE DAY HAND at the first day position
MON
TUE
WED
THU
FRI
SAT
SUN
Make sure the DAYLEVER and the DAYSTARWHEELare at the 1st day position by listening the sound
when changing the day.
1. Turnthecrownclockwiseattherstclickpositionuntil
youheartheuniquesoundwhenchangingfrom7th
day to 1st day.
2. Install the hand pointing to the 1st day (MON)
position.
MON
TUE
WED
THU
FRI
SAT
SUN
3. Make sure the day changes correctly and smoothly
byturningthecrownattherstclickposition.
MON
TUE
WED
THU
FRI
SAT
SUN
8 RETROGRADEDAYHAND

Cal. 5M84A
10/21
TECHNICAL GUIDE
35 RECHARGEABLEBATTERYUNIT
ThoughtheRECHARGEABLEBATTERYUNITforCal.5M8Seriesisofacompletelydifferentfrom
Cal.5M6Series,theyhaveacloseresemblanceinshape.Theycanbediscriminatedbytheshapes
oftheirminusleadterminalsasillustratedbelow.MakesuretouseappropriateRECHARGEABLE
BATTERYUNIT,inservicingbycheckingthis.
Minus lead terminal
[ RECHARGEABLE BATTERY UNIT
for Cal. 5M8 Series ]
•How to remove
Insertthetipoftweezersintothe“C”ﾓportion
gapintheillustrationatright,andpryupthe
R E C H A R G E A B L E B AT T E R Y U N I T t o r e m o v e i t .
•How to install
Setthe“A“ portion of the minus lead terminal
totheholeofthemainplate,andpushthe
“B“ portion down vertically so that the
RECHARGEABLE BATTERY UNIT is well
seated in position.
Note: Takecarenottoshort-circuitthe(+)and
(-)terminals,asthiswilldeterioratethe
battery unit.
“A“portion
Main plate
ﾒ“C“portion Minus lead terminal
Rechargeable
battery plus
terminal
ﾒ“B“portion
Minus lead terminal
[ RECHARGEABLE BATTERY UNIT
for Cal. 5M6 Series ]
No hole With hole