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 Movement Movement size Time indication Driving System Antimagnetic Accuracy utside diameter Casing diameter Total height Cal. No. hands 2Hands (hour, minute) Small Second hand (6H) 24Hour hand (12H) Date -Calendar Hand (3H) Date -Calendar Hand (2H) Day -Calendar Hand(9H) Retrograde Day -Calendar Hand(10H) Retrograde Additional mechanism *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 VD84A VD85A VD86A VD87A VD88A 6 Step motor Electronic circuit reset switch Second setting device Date setting 1600 A/m 5 5 5 4 Less than ±20seconds : Monthly rate at normal temperature range Battery Measuring gate by quartz tester Jewels SR626SW (Silver oxide battery) Battery life is approximately 3 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
MVEMENT VARIATIN Version-03 VD84A VD85A 24hours Day (Retrograde) Date Day (Retrograde) Date Small-second Small-second VD86A VD87A Day (Retrograde) Date Date Day (Retrograde) Small-second Small-second VD88A Date Day (Retrograde) 2
PARTS CATALGUE Version-06 Disassembling procedures Figs. 1 25 Lubricating : Types of oil il quantity Reassembling procedures Figs. 25 1 Moebius A Normal quantity Moebius F <<VD84A>> 1 Hour, Minute hands 3 Dial 2 Small second, Date-Day calendar 24Hour hands 4 0012 079 Support for dial side parts screw 10 0802 469 5 0604 171 Day driving wheel Support for dial side parts 11 0802 469 6 0491 014 Date driving wheel Dial washer 12 0873 169 Day jumper 7 0157 169 13 0505 169 Small hour hand wheel Day transmission wheel 8 0737 169 14 0125 269 Date corrector wheel Day wheel bridge 9 0970 169 15 1019 170 Day wheel Date star 16 0585 169 Hammer A 17 0585 170 Hammer B 18 0125 369 Small second wheel bridge 19 0240 169 Small second wheel 20 0273 169 Hour wheel 0100 471 Main plate 21 0012 079 Intermediate wheel for date corrector holder screw 22 0836 171 Intermediate wheel for date corrector holder 25 0962 033 Intermediate wheel for date corrector B 24 0962 033 Intermediate wheel for date corrector C 23 0737 891 Intermediate wheel for date corrector D 3
PARTS CATALGUE Version-06 Disassembling procedures Figs. 1 23 Lubricating : Types of oil il quantity Reassembling procedures Figs. 23 1 Moebius A Normal quantity Moebius F <<VD85A>> 1 Hour, Minute hands 2 Small second, Date-Day calendar hands 3 Dial 4 0012 079 Support for dial side parts screw 8 0802 469 Day driving wheel 5 0604 171 Support for dial side parts 9 0802 469 Date driving wheel 10 0873 169 Day jumper 6 0737 169 Date corrector wheel 11 0505 169 Day transmission wheel 7 0970 169 Date star 12 0125 269 Day wheel bridge 19 0012 079 13 14 15 16 17 1019 170 Day wheel 0585 169 Hammer A 0585 170 Hammer B 0125 369 Small second wheel bridge 0240 169 Small second wheel Intermediate wheel for date corrector holder screw 20 0836 171 Intermediate wheel for date corrector holder 23 0962 033 Intermediate wheel for date corrector B 22 0962 033 Intermediate wheel for date corrector C 21 0737 891 Intermediate wheel for date corrector D 18 0273 169 Hour wheel 0100 471 Main plate 4
PARTS CATALGUE Version-06 Disassembling procedures Figs. 1 23 Lubricating : Types of oil il quantity Reassembling procedures Figs. 23 1 Moebius A Normal quantity Moebius F <<VD86A>> 1 Hour, Minute hands 2 Small second, Date-Day calendar hands 3 Dial 4 0012 079 8 0802 469 Support for dial side parts screw Day driving wheel 5 0604 172 9 0802 469 Support for dial side parts Date driving wheel 10 11 0873 169 Day jumper 6 0737 169 Date corrector wheel 0505 169 7 0970 169 Day transmission wheel Date star 12 0125 269 19 0012 079 Day wheel bridge Intermediate wheel for date corrector holder screw 13 1019 170 Day wheel 20 0836 171 Intermediate wheel for date corrector holder 14 0585 169 Hammer A 23 0962 033 Intermediate wheel for date corrector B 15 0585 170 Hammer B 22 0804 170 Intermediate wheel for date corrector C 16 0125 369 Small second wheel bridge 21 0737 891 Intermediate wheel for date corrector D 17 0240 169 Small second wheel 18 0273 169 Hour wheel 0100 472 Main plate 5
PARTS CATALGUE Version-04 Disassembling procedures Figs. 1 23 Lubricating : Types of oil il quantity Reassembling procedures Figs. 23 1 Moebius A Normal quantity Moebius F <<VD87A>> 1 Hour, Minute hands 3 Dial 2 Small second, Date-Day calendar hands 4 0012 079 Support for dial side parts screw 8 0802 469 Day driving wheel 5 0604 172 Support for dial side parts 9 0802 469 Date driving wheel 10 11 0873 169 Day jumper 6 0737 169 Date corrector wheel 0505 169 7 0970 169 Day transmission wheel Date star 13 14 15 16 12 0125 269 19 0012 079 Day wheel bridge Intermediate wheel for date corrector holder screw 1019 170 Day wheel 20 0836 171 Intermediate wheel for date corrector holder 0585 169 Hammer A 23 0962 033 Intermediate wheel for date corrector B 0585 170 Hammer B 22 0804 170 Intermediate wheel for date corrector C 0125 369 Small second wheel bridge 21 0737 891 Intermediate wheel for date corrector D 17 0240 169 Small second wheel 18 0273 169 Hour wheel 0100 472 Main plate 6
PARTS CATALGUE Version-02 Disassembling procedures Figs. 1 21 Lubricating : Types of oil il quantity Reassembling procedures Figs. 21 1 Moebius A Normal quantity Moebius F <<VD88A>> 1 Hour, Minute hands 3 Dial 2 Date-Day calendar hands 4 0012 079 Support for dial side parts screw 5 0604 172 8 0802 469 Support for dial side parts Day driving wheel 9 0802 469 6 0737 169 Date driving wheel Date corrector wheel 10 0873 169 Day jumper 7 0970 169 Date star 11 0505 169 Day transmission wheel 17 0012 079 12 0125 269 Day wheel bridge 13 1019 170 Day wheel 14 0585 169 Hammer A 15 0585 170 Hammer B 16 0273 169 Hour wheel Intermediate wheel for date corrector holder screw 18 0836 171 Intermediate wheel for date corrector holder 21 0962 033 Intermediate wheel for date corrector B 20 0804 170 Intermediate wheel for date corrector C 19 0737 891 Intermediate wheel for date corrector D 0100 472 Main plate 7
PARTS CATALGUE Version-09 Disassembling procedures Figs. 1 22 Lubricating : Types of oil il quantity Reassembling procedures Figs. 22 1 Moebius A Normal quantity Moebius F *Refer to page 9 for each parts code 1 Battery 2 0012 168 Battery connection (+) screw 3 *Battery connection(+) 7 4004 271 Circuit block (with coil block) 9 0281 452 8 4455 169 Setting wheel Reset lever 4 4216 169 Insulator 5 4270 469 Battery connection(-) 15 10 0261 452 11 0144 003 Minute wheel and pinion Fourth wheel and pinion 12 0231 058 Third wheel and pinion *1 14 4146 170 13 0221 069 Step rotor Center wheel and pinion 4239 169 Stator 6 17 0391 169 0125 469 Train wheel setting lever Train wheel bridge 16 0701 452 Fifth wheel and pinion 18 0283 891 Setting lever 19 0384 452 Yoke *1 21 0282 452 Clutch wheel 20 0351 177 Winding stem Main plate 22 0804 169 Intermediate wheel for date corrector A 8
PARTS CATALGUE Version-04 Remarks: Parts name Main Plate Battery connection(+) Intermediate wheel for date corrector C Dial washer Small hour hand wheel Support for dial side Parts code VD84A VD85A VD86A VD87A VD88A 0100 471 0100 472 4271 476 4271 477 4271 478 4271 494 4268 090 0962 033 0804 170 0491 014 0157 169 0604 171 0604 172 * All parts code are subject to change without notice. 9
TECHNICAL GUIDE Version-02 The explanation 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. Metal plate Note: How to procedure hands 1The state of movement is confirmed by the position of a right picture. Pull out the crown to the second click position and rotation. The position is setting. 2Dial setting. 3Install the Day calendar hand at the first position. 4Install the Date calendar and small second hands at the 12 o'clock position. 5Pull out the crown to the second click position and rotation it clockwise the change date. 6Install the 24hour and hour and minute hands at the 12 o'clock position. (2)Day calendar (Retrograde) hand Be quick in Day calendar hand The hand instantaneously returns from B position to A position when one week passes. first position Day transmission wheel Support for dial side parts A position Direction of rotation B position (3)Winding stem How to remove While pushing the indented portion of the arrow pull out the winding stem. Push 10
TECHNICAL GUIDE Version-02 (4)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. (5)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 (6)Day jumper and support for dial side parts Reassembling procedures The support for dial side parts spring set to the day jumper. (A position) support for dial side parts spring Day jumper A position 11
TECHNICAL GUIDE Version-03 (6)Setting position (Notes at the time of disassembling and a reassembling) How to Date-Day driving wheels setting position Note: The Date indicator finger of a Date driving wheels is setting position " "mark of Main plate. The Day indicator finger of a Day driving wheels is setting position " "mark of Main plate. Cal. VD84 VD85setting position Cal. VD86 VD87 VD88setting position Enlargement Enlargement setting position Date driving wheel Day driving wheel setting position 12
PERATIN DISPLAY AND CRWN PERATIN VD84A VD85A Note: *6 *1: Hour hand *1 *2 *1 *2 *2: Minute hand *7 *7 *3: Small second hand *5 *8 *5 *8 *4: Date calendar hand *5: Day calendar hand *9 (Retrograde) *3 *3 *9 *6: 24Hour hand *7: Crown at normal position *4 *4 *8: First click Date setting VD86A VD87A (Quick change function) *9: Second click *2 *4 *2 *4 Time setting *7 *7 *8 *5 *8 *5 *9 *9 *3 *1 *3 *1 Version-04 VD88A *2 *4 *5 *7 *8 *1 *9 13
PERATIN TIME SETTING Version-01 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 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. 14