background image

Revised on : 06. Feb. 2018

SII Products

TECHNICAL   GUIDE

&

PARTS  CATALOGUE

Cal. NH0*B

AUTOMATIC   MECHANICAL

Summary of Contents for NH0 B Series

Page 1: ...Revised on 06 Feb 2018 SII Products TECHNICAL GUIDE PARTS CATALOGUE Cal NH0 B AUTOMATIC MECHANICAL ...

Page 2: ... 35 seconds per day Direction of position Dial up Difference of static accuracy of 24h and 0h Winding the mainspring Normal position Free Manual winding Movements Fully wound up by turning the crown minimum 55 times Complete Watch A winding machine is needed to wind up the mainspring Full wind up conditions Rotary speed 30 rpm Operating time 60 minutes Jewels 21 jewels Basic function Frequency 21 ...

Page 3: ...ate jumper spring 0810 420 Date jumper 0972 423 Day Date corrector finger 0817 421 Hour Wheel Intermediate date driving wheel and pinion 0261 422 0802 423 Minute wheel and pinion Cannon pinion Refer to the page 8 for the each parts code Date indicator driving wheel 3 2 SII Products 6 7 9 10 11 4 1 2 14 5 13 8 12 NH05B NORMAL QUANTITY Reassembling procedures Figs Version 01 Cal NH0 B PARTS CATALOGU...

Page 4: ...icator maintaining plate Date indicator 0811 420 0810 420 Date jumper spring Date jumper 0972 423 Day Date corrector finger 0817 421 Intermediate date driving Hour Wheel wheel and pinion 0802 423 0261 422 Date indicator driving wheel Minute wheel and pinion Cannon pinion 16 15 17 18 10 12 11 Refer to the page 8 for the each parts code 13 14 SII Products 3 7 6 8 9 NORMAL QUANTITY SUFFICIENT QUANTIT...

Page 5: ...26 Balance bridge 0012 485 Pallet bridge screw 0310 421 with stud 0161 420 Pallet bridge 0301 420 Pallet fork 3 Oiling position Refer to the page 8 for the each parts code 9 10 11 12 Balance complete 8 1 3 2 4 Framework for automatic device with ball bearing 7 5 Upper shock absorbing Upper hole jewel frame for shock absorber 8 1 6 8 2 8 3 1 Version 01 4 SII Products PARTS CATALOGUE Cal NH0 B Disas...

Page 6: ...1 Third wheel and pinion 0241 421 Fourth wheel and pinion 0012 484 Screw for rocking sheet for sliding crown wheel 0363 420 Sliding crown wheel spring 0237 421 Intermediate ratchet wheel 0542 421 Rocking sheet for sliding crown wheel 0105 421 Lower plate for balance bridge 0012 485 Center wheel bridge screw 0121 422 Center wheel bridge 0251 420 Escape wheel and pinion Center wheel and pinion Refer...

Page 7: ...3 420 Setting lever 0390 421 Setting lever axle 0282 422 Clutch wheel 0283 421 Winding pinion 0351 420 Winding stem Main plate Refer to the page 8 for the each parts code 37 38 39 Lower shock absorbing spring Lower shock absorbing cap jewel Lower hole jewel frame for shock absorber 40 40 1 40 2 40 3 6 SII Products 35 36 Version 01 Cal NH0 B PARTS CATALOGUE 32 33 34 ...

Page 8: ... 5 2 Barrel and train wheel bridge screw A P 6 1 Screw for rocking sheet for sliding crown wheel Version 01 Cal NH0 B PARTS CATALOGUE 15 7 Appearance 0012 484 Q ty 28 Parts No 0012 485 Framework for automatic device screw 13 10 Pallet bridge screw Barrel and train wheel bridge screw B 0016 139 P 3 6 2 1 P 2 P 3 1 2 4 0012 488 0016 705 P 4 1 P 4 1 Balance bridge screw P 5 2 1 P 4 P 5 2 1 2 P 2 3 Pa...

Page 9: ...ition of date frame Color of numbers Color of background 3H Black Parts code 0224 425 31 Color of numbers 14 3H Black 0225 422 Position of crown NH05B NH06B 0245 425 NH05B NH06B 10 Cal code Cal code 10 20 Cal code Parts code NH06B 1500 438 1500 436 1500 446 NH05B Position of date frame 1500 448 Version 01 Cal NH0 B PARTS CATALOGUE White Color of background Japan mark NH06B Parts code Position of c...

Page 10: ...iding crown wheel spring to the side of Sliding crown wheel Sliding crown wheel Rocking sheet for sliding crown wheel Attach the Rocking sheet for sliding crown wheel 9 SII Products 5 5 24 9 NH05B NH06B Version 01 Cal NH0 B TECHNICAL GUIDE Date indicator maintaining plate P 2 P 3 Enlarged view Enlarged view Date indicator maintaining plate Day Date corrector finger Reduction wheel and pinion Pawl ...

Page 11: ...ling oscillating weight Please set Oscillating weight according to the straight part of Framework for automatic device Framework for automatic device with ball bearing Oscillating weight 3 2 0810 420 0972 423 NH05B NH06B NH05B NH06B Parts code Cal 1 0811 420 NH05B NH06B 7 11 P 2 P 3 10 SII Products Version 01 Cal NH0 B TECHNICAL GUIDE 34 35 9 13 P 2 P 3 P 2 P 3 8 12 Enlarged view ...

Page 12: ...it may be damaged 4 Accuracy measurement condition Static Accuracy 35 55 seconds per day Measurement Conditions 1 Measurement should be done within 10 60 minutes after fully wound up 2 Lift angle 52 deg 3 Measurement position 1 Dial up 2 9 o clock up 3 6 o clock up 4 Minimum measurement Time 20 seconds 5 Stabilizing Time Leave the watch for at least 20 seconds to stabilize after you change its mea...

Page 13: ... crown to left for date setting Do not set the calendar between 10 00 P M and 1 00 A M If the setting of the calendar is made during this period the date will not change to the next date Please set the calendar after changing the time other than the above period 3 Turn the crown to right for day setting Cal NH06B only 4 Push the crown back into the normal position 3 To wind up the mainspring 1 Man...

Reviews: