TMI Products VD7 Series Quick start guide

ANALOGUE QUARTZ
TECHNICAL GUIDE
&
PARTS CATALOGUE
Cal.VD7 Series
（VD70Ａ/72Ａ/73Ａ/74Ａ/75Ａ/76Ａ/77Ａ/78Ａ/79A）
31032022

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
*Refer to page 2 for other Cal. No. specifications.
φ23.70 mm
22.60 mm ：between 12 o'clock and 6 o'clock sides
22.60 mm ：between 3 o'clock and 9 o'clock sides
φ23.30 mm
22.10 mm ：between 12 o'clock and 6 o'clock sides
21.40 mm ：between 3 o'clock and 9 o'clock sides
3.45 mm
O
O
O
O
3
x
4
x
O
O
x
O
O
O
O
x
x
VD74A
VD74A
6
VD75A
VD76A
VD77A
VD78A
VD79A
5
VD73A
4
5
4
VD70A
SR626SW (Silver oxide battery)
Battery life is approximately 3 years
Less than ± 20 seconds : Monthly rate at normal temperature range
3
x
x
x
O
x
x
O
x
O
x
O
O
x
O
≧1600 A/m
Electronic circuit reset switch
Second setting device
Date setting
Step motor
Accuracy
Battery
Measuring gate by quartz tester
1
SPECIFICATION
Cal. No.
Item
Outside diameter
Casing diameter
Total height
Day Calendar
hand （9 H）
x
x
x
Date Calendar
hand （2 H）
Date Calendar
hand （3 H）
x
x
x
Day Calendar
hand （10 H）
Jewels
0 Jewel
Use 10 second gate
* Set the winding stem with crown at the normal position
Movement
Movement
size
Time
indication
Driving system
Additional mechanism
Antimagnetic
O
x
x
O
x
x
x
24 Hour hand
(12 H)
x
O
O
O
x
x
Cal. No.
Hands
2 Hands
(hour, minute)
Small Second
hand （6 H）
O
O
O
O
x
x
O
x
x
VD72A
3
O
x
x
x
O
x

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
2
MOVEMENT VARIATION
VD70A
VD72A
VD73A
VD74A
VD75A
VD76A
VD77A
VD78A
VD79A
24hours
day
date
small second
day
date
small second
day date
small second
date
small second
small second
24hours
day date
date
date
small second

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Date calendar hand
Dial
0012 079 0012 079
Support for dial side parts screw
0604 169
Support for dial side parts
0737 169
Date corrector wheel
0802 469 0970 169
Date driving wheel Date star
0012 079 0836 171
Intermediate wheel for date Intermediate wheel for date
corrector holder screw
corrector holder
0737 891 0962 033
Intermediate wheel for date Intermediate wheel for date
corrector (D) corrector (B)
0273 169 0962 033
Hour wheel Intermediate wheel for date
corrector (C)
⑨
⑤
⑥
⑦
⑪
⑭
3
PARTS CATALOGUE
<<VD70A>>
Support for dial side parts screw
①
②
④
⑬
③
④
⑧
⑩
⑫

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Date calendar hand
Dial
0012 079 0012 079
Support for dial side parts screw
0604 170
Support for dial side parts
0737 169
Date corrector wheel
0836 171 0970 169
Intermediate wheel for date Date star
corrector holder 0012 079
Intermediate wheel for date
0962 033
corrector holder screw
Intermediate wheel for date
corrector (B) 0804 170
0802 469 Intermediate wheel for date
Date driving wheel corrector (C)
0273 169 0737 891
Hour wheel Intermediate wheel for date
corrector (D)
⑨
⑫
⑬
4
PARTS CATALOGUE
<<VD72A>>
①
②
③
④
④
Support for dial side parts screw
⑤
⑥
⑪
⑦
⑩
⑭
⑧

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Small second, Date calendar
Dial
0012 079
Support for dial side parts screw 0012 079
Support for dial side parts screw
0604 170
Support for dial side parts
0737 169
Date corrector wheel
0802 469 0970 169
Date driving wheel Date star
0012 079
Intermediate wheel for date
0125 369
corrector holder screw
Small second wheel bridge
0240 169 0836 171
Small second wheel Intermediate wheel for date
corrector holder
0962 033 0804 170
Intermediate wheel for date Intermediate wheel for date
corrector (B) corrector (C)
0273 169 0737 891
Hour wheel Intermediate wheel for date
corrector (D)
⑨
⑩
⑬
⑯
⑮
5
PARTS CATALOGUE
<<VD73A>>
①
②
③
④
④
⑤
⑥
⑧
⑦
⑫
⑭
⑪

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Dial Small second, Date-Day calendar
24 Hour hands
0012 079 0012 079
Support for dial side parts screw
0604 169
Support for dial side parts
1019 169 0491 014
Day wheel
Dial washer
0802 469 0157 169
Day driving wheel Small hour hand wheel
0802 469 0737 169
Date driving wheel Date corrector wheel
0970 169
0125 369 Date star
Small second wheel bridge 0012 079
Intermediate wheel for date
0240 169
corrector holder screw
Small second wheel 0836 171
Intermediate wheel for date
0273 169 corrector holder
Hour wheel 0962 033
Intermediate wheel for date
corrector (B)
0962 033
Intermediate wheel for date
corrector (C)
0737 891
Intermediate wheel for date
corrector (D)
⑱
⑭
⑳
⑰
⑮
⑫
⑧
⑨
⑬
⑯
<<VD74A>>
PARTS CATALOGUE
6
①
③
②
④
④
Support for dial side
parts screw
⑲
⑤
⑩
⑥
⑪
⑦

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Dial Small second, Date-Day calendar
0012 079
Support for dial side parts screw 0012 079
Support for dial side parts screw
0604 169
Support for dial side parts
0737 169
1019 169 Date corrector wheel
Day wheel
0802 469 0970 169
Day driving wheel Date star
0802 469 0012 079
Date driving wheel Intermediate wheel for date
corrector holder screw
0125 369
Small second wheel bridge 0836 171
Intermediate wheel for date
0240 169 corrector holder
Small second wheel 0962 033
Intermediate wheel for date
0737 891 corrector (B)
Intermediate wheel for date
corrector (D) 0962 033
Intermediate wheel for date
corrector (C)
0273 169
Hour wheel
⑰
⑱
⑦
⑩
⑭
⑮
⑯
PARTS CATALOGUE
7
①
③
②
④
④
⑪
⑫
⑤
⑧
⑥
⑨
<<VD75A>>
⑬

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Dial Small second, Date-Day calendar
0012 079
Support for dial side parts screw 0012 079
Support for dial side
parts screw
0604 170
Support for dial side parts
1019 169
Day wheel
0802 469 0737 169
Day driving wheel Date corrector wheel
0802 469 0970 169
Date driving wheel Date star
0125 369 0012 079
Small second wheel bridge Intermediate wheel for date
corrector holder screw
0240 169
Small second wheel 0836 171
Intermediate wheel for date
corrector holder
0962 033
Intermediate wheel for date 0804 170
corrector (B) Intermediate wheel for date
corrector (C)
0273 169
Hour wheel 0737 891
Intermediate wheel for date
corrector (D)
⑫
⑯
⑧
⑨
⑬
⑱
⑰
PARTS CATALOGUE
8
①
③
②
④
④
⑤
<<VD76A>>
⑥
⑩
⑦
⑪
⑭
⑮

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Dial Small second , 24Hour hands
0012 079
Support for dial side parts screw 0012 079
Support for dial side parts screw
0604 173
Support for dial side parts
0802 469
Day driving wheel
0125 369 0491 014
Small second wheel bridge
Dial washer
0240 169 0157 169
Small second wheel Small hour hand wheel
0273 169
Hour wheel
<<VD77A>>
PARTS CATALOGUE
9
①
③
②
④
④
⑩
⑦
⑪
⑤
⑧
⑨
⑥

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Dial Small second
0012 079 0012 079
Support for dial side parts screw Support for dial side
parts screw
0604 173
Support for dial side parts
0125 369
0240 169
Small second wheel 0273 169
Hour wheel
<<VD78A>>
PARTS CATALOGUE
10
①
③
②
④
④
⑤
⑥
Small second wheel bridge
⑦
⑧

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Hour and minute hands
Day-Date calendar hands
Dial
0012 079 0012 079
Support for dial side
parts screw
1019 169 0604 169
Day wheel Support for dial side parts
0802 469 0737 169
Day driving wheel Date corrector wheel
0802 469 0970 169
Date driving wheel Date star
0012 079 0836 171
Intermediate wheel for date Intermediate wheel for date
corrector holder screw
corrector holder
0737 891 0962 033
Intermediate wheel for date Intermediate wheel for date
corrector (D) corrector (B)
0273 169 0962 033
Hour wheel Intermediate wheel for date
corrector (C)
⑩
⑦
⑫
⑬
⑭
⑯
PARTS CATALOGUE
11
①
②
③
④
④
Support for dial side parts screw
⑪
⑮
⑧
⑤
⑨
⑥
<<VD79A>>

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Lubricating : Types of oil
Disassembling procedures Figs. ①→㊷
A3a / Moebius 9010
A2a / Moebius 9030
Reassembling procedures Figs. ㊷→①
Oil quantity
Normal quantity
Battery 0012 168
Battery connection (+) screw
*Battery connection(+) 4004 271
Circuit block with coil block
4455 169
0281 452 Reset lever
Setting wheel 0144 003
0261 452
4216 169
Insulator 0231 058 4146 170
0221 069
Step rotor
4270 469
4239 169
Stator
0125 469 0391 169
Train wheel bridge
0701 452 *Setting lever
Fifth wheel and pinion 0384 452
Yoke
0282 452
*1 Oiling position Clutch wheel
0351 177
*Intermediate wheel for date corrector (A)
*Refer to page 13 for each parts code
12
㉑
㉒
㉗
㉓
㉔
㉕
Fourth wheel and pinion
㊷
Battery connection(-)
㉖
Train wheel setting lever
PARTS CATALOGUE
㊲
Winding stem
㊱
㊵
㊳
㊴
㉘
㉙
㉚
㉛
Center wheel and pinion
㉝
㉟
Minute wheel and pinion
㉞
㊶
Third wheel and pinion
㉜
*1

Version-02
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Remarks:
O Different parts for each CAL.
* All parts code are subject to change without notice.
―
―
―
―
―
―
―
O
O
―
―
O
O
―
―
―
―
―
―
―
―
―
―
―
―
―
―
―
Intermediate wheel for
date corrector (A)
0804 169
O
O
O
4271 473
―
―
―
4271 474
―
―
―
4271 475
4271 490
―
O
―
4271 492
―
―
O
4268 089
O
―
―
―
―
―
―
O
―
―
O
―
―
―
―
―
O
―
PARTS CATALOGUE
13
Parts name
0383 891
O
O
O
O
O
O
―
―
O
Setting lever
0383 154
―
―
―
―
―
―
O
―
Battery connection(+)
Parts code
VD70A
VD72A
VD73A
VD74A
VD75A
VD76A
VD77A
4271 471
―
O
―
―
―
―
―
O
―
―
―
4271 470
―
―
VD78A
VD79A
―
4271 472
―
―
―
―
―
O
―
―
―
―
―
―
O
―
―
―

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
・The explanation here is only for the particular point of Cal.VD70A/VD72A/VD73A/VD74A/VD75A/VD76A
/VD77A/VD78A/VD79A
REMARKS ON DISASSEMBLING AND REASSEMBLING
(1)Hand
・How to install hands
Place the movement directly on a flat metal plate or
the like to install the hands.
Note: How to procedure hands
①Dial setting.
②Install the date calendar and small second hands at the
12 o'clock position.
③Pull out the crown to the second click position and rotation it clockwise the change date.
④Install the day calendar and 24 hour and hour and minute hands at the 12 o'clock position.
・Cal.VD77A install the 24 hour hand
Pull out the crown to the second click position and rotation it clockwise to install 24 hour hand.
※Cal.VD77A and VD78A not day-date calendar hands
(2)Winding stem
・How to remove
While pushing the indented portion of the arrow pull out
the winding stem.
(3)Battery
・How to install
Insert the battery aslant in the direction shown by the arrow.
Check the battery connection (+) securely touches the
side face of the battery.
(4)Insulator
Notes：
To insulate between the battery connection (+)
Insulator
and the battery connection (-), the insulator
should put at the three pin securely as bellow.
Pin
TECHNICAL GUIDE
14
Metal plate
Push

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
(5)Setting position (Notes at the time of disassembling and a reassembling)
・How to set the Date & Day driving wheels in the correct position
Note:
Set the indicator finger of a Date & Day driving wheels to the setting position mark on the Main plate.
Setting adjustment is not necessary for VD70.
≪Cal.VD74A・VD75A・VD79A setting position≫
setting position
15
TECHNICAL GUIDE
≪Cal.VD76A setting position≫
setting position
Date driving
wheel
Day driving
wheel
Enlargement Enlargement

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
*2 *4
*7 *7
*8 *2 *8
*1
*9 *1 *9
*4
*4 *6
*2 *7 *1 *2
*8 *7
*5
*3 *9 *3 *8 *9
*1 *4
*2 *2
*1 *7 *7
*8 *8
*5
*5
*3 *9 *3 *9
*4 *4
*1
*2
*1 *7*8
*5 *9
*4
*1: Hour hand
*4: Date calendar hand *7: Crown at normal position *9: Second click
*2: Minute hand *5: Day calendar hand *8: First click ・Time setting
*3: Small second hand *6: 24 Hour hand ・Date setting (Quick change function)
16
≪VD79A≫
OPERATION
DISPLAY AND CROWN OPERATION
≪VD70A≫
≪VD72A≫
≪VD73A≫
≪VD75A≫
≪VD76A≫
≪VD74A≫
Note:

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
1.Pull out the crown to the 2.Push the crown back
3.Pull out the crown to
4.Push the crown back
second click when the in to the normal position the first click.
in to the normal position.
small second hand is at in signal. turn the crown counter-
the 12 O'clock position.
Pull out the crown to
clockwise to set the date.
the first click . (Quick change function)
Turn the crown rotation to
set the day of the week.
Turn the crown to set the
hour and minute hands
to the time.
(Check that AM / PM is
set correctly)
*Do not set the date between 10:00 PM and 2:00 AM
Otherwise, the day may not change properly. If it is necessary to set the date during that time period,
First change the time to any time outside it, set the date and then reset the correct time.
OPERATION
17
TIME SETTING

Version-01
Cal.VD7 Series
（VD70A/72A/73A/74A/75A/76A/77A/78A/79A）
Note:
*1:
Hour hand
*4 *2
*2: Minute hand
*2 *5
*3: Small second hand
*1 *1
*4: 24 Hour hand
*5: Crown at normal position
*6: First click
*3 *5 *6 *3 *6
・Time setting
Crown
1.pull out the crown to the
2.Turn the crown to set 3.Push the crown back in
first click when the
the hour and minute
to the normal position in
small second hand is at hands to the time. accordance with a time
the 12 O'clock position. (Check that AM / PM is signal.
set correctly)
OPERATION
18
DISPLAY AND CROWN OPERATION
≪ＶＤ７７Ａ≫
≪ＶＤ７８Ａ≫
TIME SETTING