Revised on : 06. Jun TECHNICAL GUIDE PARTS CATALOGUE. Cal.VD7Series (VD70/72/73/74/75/76/77/78/79A) ANALOGUE QUARTZ.

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1 Revised on : 06. Jun TECHNICAL GUIDE & PARTS CATALGUE Cal.VD7Series (VD70/72/7/74/75/76/77/78/79A) ANALGUE QUARTZ

2 [SPECIFICATIN] Item Cal. No. PARTS CATALGUE / TECHNICAL GUIDE VD7Series VD74A Version-05 Movement Movement size Time indication Cal. No. hands Driving System Antimagnetic utside diameter Casing diameter Total height 2Hands (hour, minute) Small Second hand (6H) 24Hour hand (12H) Date -Calendar Hand (H) Date -Calendar Hand (2H) Day -Calendar Hand (9H) Day -Calendar Hand (10H) Additional mechanism *Refer to page 2 for other Cal. No. specifications. φ2.70 mm mm : between 12 o'clock and 6 o'clock sides mm : between o'clock and 9 o'clock sides φ2.0 mm mm : between 12 o'clock and 6 o'clock sides mm : between o'clock and 9 o'clock sides.45 mm VD70A VD72A VD7A VD74A VD75A VD76A VD77A Step motor Electronic circuit reset switch Second setting device Date setting 1600 A/m VD78A VD79A 4 Accuracy Battery Measuring gate by quartz tester Jewels Less than ±20seconds : Monthly rate at normal temperature range SR626SW (Silver oide battery) Battery life is approimately years Use 10-second gate * Set the winding stem with crown at the normal position 0 Jewel * All specifications are subject to change without notice. 1

3 MVEMENT VARIATIN Version-04 VD70 VD72 date date VD7 VD74 24hours VD75 date day date day date small second small second small second VD76 VD77 24hours VD78 day date small second small second small second VD79 day date 2

4 PARTS CATALGUE Version-02 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD70A>> 1 Hour, Minute hands Dial 2 Date calendar hand Support for dial side parts Date corrector wheel Date driving wheel Date star corrector holder screw corrector holder date corrector D corrector B Hour wheel corrector C

5 PARTS CATALGUE Version-06 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD72A>> 1 Hour, Minute hands 2 Date calendar hand Dial Support for dial side parts Date corrector wheel Date star corrector holder corrector holder screw date corrector B Date driving wheel corrector C Hour wheel corrector D

6 PARTS CATALGUE Version-06 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD7A>> 1 Hour, Minute hands Dial 2 Small second, Date calendar Support for dial side parts Date corrector wheel Date driving wheel Date star corrector holder screw Small second wheel bridge Small second wheel corrector holder corrector C date corrector B corrector D Hour wheel

7 PARTS CATALGUE Version-08 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD74A>> 1 Hour, Minute hands Dial 2 Small second, Date-Day calendar 24Hour hands Support for dial side parts screw Support for dial side parts Day wheel Dial washer Day driving wheel Small hour hand wheel Date driving wheel Date corrector wheel Date star Small second wheel bridge corrector holder screw Small second wheel corrector holder Hour wheel corrector B corrector C corrector D 6

8 PARTS CATALGUE Version-07 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD75A>> 1 Hour, Minute hands Dial 2 Small second, Date-Day calendar Support for dial side parts screw Support for dial side parts Day wheel Date corrector wheel Day driving wheel Date star Date driving wheel corrector holder screw Small second wheel bridge corrector holder Small second wheel corrector B corrector C date corrector D Hour wheel

9 PARTS CATALGUE Version-07 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD76A>> 1 Hour, Minute hands Dial 2 Small second, Date-Day calendar Day wheel Support for dial side parts Day driving wheel Date corrector wheel Date driving wheel Date star Small second wheel bridge corrector holder screw Small second wheel corrector holder corrector C date corrector B corrector D Hour wheel

10 PARTS CATALGUE Version-0 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD77A>> 1 Hour, Minute hands Dial 2 Small second, 24Hour hands Support for dial side parts screw Support for dial side parts Day driving wheel Small second wheel bridge Dial washer Small second wheel Small hour hand wheel Hour wheel

11 PARTS CATALGUE Version-0 Disassembling procedures Figs. 1 8 Lubricating : Types of oil il quantity Reassembling procedures Figs. 8 1 <<VD78A>> 1 Hour, Minute hands Dial 2 Small second Support for dial side parts Small second wheel bridge Small second wheel Hour wheel

12 PARTS CATALGUE Version-07 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs <<VD79A>> 1 Hour, Minute hands Dial 2 Day-Date calendar hands Day wheel Support for dial side parts Day driving wheel Date corrector wheel Date driving wheel Date star corrector holder screw corrector holder date corrector D corrector B Hour wheel corrector C

13 PARTS CATALGUE Version-08 Disassembling procedures Figs Lubricating : Types of oil il quantity Reassembling procedures Figs *Refer to page 1 for each parts code 1 Battery Battery connection (+) screw *Battery connection(+) Circuit block (with coil block) Setting wheel Reset lever Insulator Minute wheel and pinion Fourth wheel and pinion Third wheel and pinion * Step rotor Battery connection(-) Center wheel and pinion Stator Train wheel bridge Fifth wheel and pinion Train wheel setting lever 18 *Setting lever Yoke * Clutch wheel Winding stem corrector A 12

14 PARTS CATALGUE Version-06 Remarks: Different parts for each CAL. Parts name Parts code VD70A VD72A VD7A VD74A VD75A VD76A VD77A VD78A VD79A Main Plate Small second wheel Setting lever Battery connection(+) Date driving wheel Date star date corrector A date corrector B date corrector C Support for dial side parts Dial washer corrector holder screw date corrector D Date corrector wheel date corrector holder Day driving wheel Day wheel Small hour hand wheel Small second wheel bridge * All parts code are subject to change without notice. 1

15 TECHNICAL GUIDE Version-02 The eplanation here is only for the particular point of Cal. 1.REMARKS N 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. Metal plate 2Install the date calendar and small second hands at the 12 o'clock position. Pull out the crown to the second click position and rotation it clockwise the change date. 4Install the day calendar and 24hour and hour and minute hands at the 12 o'clock position. Cal.VD77A install the 24hour hand Pull out the crown to the second click position and rotation it clockwise to install 24hour 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. ()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. Push (4)Insulator Notes: To insulate between the battery connection (+) and the battery connection (-), the insulator should put at the three pin securely as bellow. Insulator Pin 14

16 TECHNICAL GUIDE Version-02 (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. Setting adjustment is not necessary for VD70. Cal.VD74A VD75A VD79A setting position Cal.VD76A setting position Enlargement Enlargement setting position Date driving wheel Day driving wheel setting position 15

17 PERATIN DISPLAY AND CRWN PERATIN Version-04 VD70A VD72A VD7A *2 *4 *4 *7 *2 *8 *2 *7 *7 *1 *8 *8 *4 *9 *1 * *9 *9 *1 VD74A VD75A VD76A *6 *1 *2 *1 *2 *2 *7 *7 *7 *8 *8 *5 *8 *5 *5 * *9 * *9 *4 *9 * *4 *4 *1 VD79A *1 *2 *7 *8 *5 *9 *4 Note: *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 *: Small second hand *6: 24Hour hand Date setting (Quick change function) 16

18 PERATIN TIME SETTING Version-01 1.Pull out the crown to the 2.Push the crown back.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 counterthe 12 'clock position. Pull out the crown to clockwise to set the date. 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) the first click. (Quick change function) *Do not set the date between 10:00 PM and 2:00 AM therwise, 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. 17

19 PERATIN Version-0 DISPLAY AND CRWN PERATIN VD77A VD78A Note: *1: Hour hand *4 *2 *2: Minute hand *2 *5 *: Small second hand *1 *1 *4: 24Hour hand *5: Crown at normal position *6: First click * *5 *6 * *6 Time setting TIME SETTING Crown 1.pull out the crown to the 2.Turn the crown to set.push the crown back in second 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 'clock position. (Check that AM / PM is signal. set correctly) 18

Revised on : 06. Jun TECHNICAL GUIDE PARTS CATALOGUE. Cal.VD8Series. (Cal.VD84/85/86/87/88A) ANALOGUE QUARTZ. SII Products

Revised on : 06. Jun TECHNICAL GUIDE PARTS CATALOGUE. Cal.VD8Series. (Cal.VD84/85/86/87/88A) ANALOGUE QUARTZ. SII Products Revised on : 06. Jun. 2018 TECHNICAL GUIDE & PARTS CATALGUE Cal.VD8Series (Cal.VD84/85/86/87/88A) ANALGUE QUARTZ [SPECIFICATIN] Item PARTS CATALGUE / TECHNICAL GUIDE VD8Series Cal. No. VD84A Version-05