Complete Index
Contents
1. lt New Autoquartz calibre 1400B with 100 days Power reserve GENERAL The Autoquartz caliber 1400A was equipped with a 5 days power reserve system In the last series of the Seamaster 200M models the Autoquartz caliber 1400B with 100 days power reserve was used IDENTIFICATION The parts which differ in the new 100 days version in comparison with the 5 days version are the fol lowing e Accumulator e Electronic module e Main plate Accumulator In the 100 days version an accumulator is used which can be identified by the inscription MT 920 The old version of 5 days used a capacitor with the inscription GC 920 Accumulator 100 days Capacitor 5 days Electronic module e The new electronic module is also identified by the inscription MT 920 as well as with additional text accumulator only see picture on page 2 WORLD SERVICE ORGANIZATION CALIBRES NO 17 PAGE 1 2 Main plate e The main plates of both versions are mainly identical except the engraving of the caliber number which is 1400A and 1400B for the 100 days version as well as 1400 for the 5 days version va gt i za z _ m o 100 days version 5 days version UP GRADE SET REF 722 1400B 4000SET ON AN EXCHANGE BASIS e Electronic modules and capacitors for the 5 days version are no longer available from stock e For watches 5 days version which need a CS intervention whether on the electronic module or on the2. bridge 1031 4199 e The stud of intermediate wheel 1435 should be lubricated with thick Moebius 8200 oil or Wr CEG A35 D5 grease 2 4 Modified rotor In order to improve the winding the rotor s weight has been increased by reducing the bevelling New execution 1110 1026 CS 1108 1143 ae Cal 1108 1109 Q Cal 2892 A2 ETA Note It is vital that the correct clearance is ensured between the case back and the rotor in order to avoid any disturbance in the event of shocks WORLD SERVICE ORGANIZATION CALIBRES NO 4 PAGE 2 3 3 Codification e Introduction of the calibres 1108 1109 Customer service e The calibres 1108 and 1109 also have the improvements listed under points 2 2 2 3 and 2 4 e The calibres 1110 and 1111 can be modified on all Omega references except on Constellation models ref 168 0075 and 368 1075 Note The intermediate wheel 1110 1435 is supplied with its bushing available from stock The rotor has been identified CS 1110 11 40 and is available from stock WORLD SERVICE ORGANIZATION CALIBRES NO 4 PAGE 3 3 O CALIBRES NO 05 rr OMEGA Calibre 1154 SPARE PARTS MODIFICATIONS On the calibre 1154 the following spare parts are different compared with calibre 1155 e 1154 1143 1 RB Rotor Engraved 1154 e 1154 303 5 ET Index Etachron system e 1154 375 ET Stud support Etachron system e 1154 710 Pallet fork Gewelled pallets e 1154 721 E
3. have no specific meaning The letter after the calibre number indicates the version of the calibre A new version of a calibre becomes necessary if the technically modified spare parts are not interchangeable A 1 version B 2 version etc WORLD SERVICE ORGANIZATION 1 05 2001 CS08 19 C 021 E A Replacement of calibre 1350 with calibre 1353 PROBLEM As the stock of electronic modules and motors for calibre 1350 for recycling has been exhausted it is no longer possible to obtain the following parts 721 1350 69002 Frame with recycled motor 721 1350 69600 Recycled electronic module SOLUTION Complete calibre 1350 HO movements will be replaced by complete calibre 1353 HO movements These movements can be recycled 001 1350 HO Movement cal 1350 HO replaced by 001 1353 HO Movement cal 1353 HO CALIBRE 1353 The components of calibre 1353 are not affected since they can still be replaced 721 1353 69002 Frame with recycled motor 721 1353 69600 Recycled electronic module PS Movements to be replaced must be returned to Omega SA Spare Parts International 2500 Bienne 4 Switzerland WORLD SERVICE ORGANIZATION 16 04 2002 CALIBRES NO 21 PAGE1 1 TABLE Decoding table for the first and second digits A different codification applies to the second digit for chronographs green column 2 s5 0 0 B_ The first digit stands for The second digit stands for The second digit for chronographs
4. stands for 0 Old numbering with codification 0 0 Old numbering with codification 2 3 3 3 4 4 7 7 7 8 Reserve not yet allocated 8 8 9 Reserve not yet allocated 9 Reserve not yet allocated 9 WORLD SERVICE ORGANIZATION 1 05 2001 CALIBRES NO 20 PAGE2 2 Q CALIBRES NO 22 CS08 19 C 022 E A OMEGA Made by pelrom Date 15 04 04 _ _ Technical improvements Calibre 3303 GENERAL On the new Omega chronograph calibre 3303 three technical improvements have been made These improvements concern 1l Hammer operating lever 722 3303 55 047 2 Column wheel operating lever 722 3303 55 040 3 Screw for hammer lever banking bridge 722 3303 6034 1 HAMMER OPERATING LEVER 722 3303 55 047 Problem The chronograph hand does not return properly to zero when the return to zero pusher is used Analysis If the return to zero pusher is pressed strongly while the chronograph is running the hammer operat ing lever may bend slightly see arrow below As a result the return to zero function no longer works properly Solution On movements with the above mentioned problem the hammer operating lever must be replaced with the new version with modified shape The new operating lever is available from Omega the reference remains unchanged ref 722 3303 55 047 WORLD SERVICE ORGANIZATION CALIBRES NO 22 A PAGE 1 3 2 COLUMN WHEEL OPERATING LEVER 722 3303 55 040 Problem
5. Ay cattmresno 01 moceele OMEGA Circuit Calibre 1383 FIXING THE CIRCUIT Problem e Over the course of time the circuit of the calibres 1380 and 1382 has been modified e At first these calibres were equipped with a circuit cover 1380 9655 This module cover is less likely to be fitted in future since the calibres 1380 and 1382 will be replaced by the calibre 1383 e The circuit with or without cover is fixed with three screws of different length IDENTIFICATION OF THE ETA CALIBRE 956 112 Analysis The screws must be shorter to avoid damaging the date indicator 1380 9235 in cases where the circuit cover is no longer used For the ETA calibre 956 112 the following parts differ from the calibres 1380 1382 100 Main plate 110 Train wheel bridge 435 Yoke e 2576 Date jumper e 4000 Circuit with servo control EOL display and inhibition Screws of the circuit see table below To avoid any confusion this ETA calibre will be registered under the Omega calibre number 1383 WORLD SERVICE ORGANIZATION CALIBRES NO 1 PAGE 1 2 In the following table you will find which screw must be used in which case er Module Screw im ine Soe e e Cim oen re o a 956 111 Ce fen mw ae oer 29m INFORMATION Only the ETA calibre number is identified on the movement WORLD SERVICE ORGANIZATION CALIBRES NO 1 PAGE 2 2 CS08 19 C 002 E a Calibres 1378 1379 1478 1479 Repair diagno
6. New setting wheel 1128 31 100 A new setting wheel with longer teeth has been designed See below picture With the new setting wheel the risk of butting is eliminated and the problem with the lost hours resolved Differentiation The new setting wheel has the same reference number as the old one ref 7128 31 100 The two can however be distinguished by measuring the difference of diameter with a sliding caliper e The new setting wheel has a diameter of 1 54 mm measure over 4 teeth with a sliding caliper as shown below e The old setting wheel has a diameter of 1 50 mm Stock of spare parts All stocked setting wheels ref 1128 31 100 in the old version have to be destroyed and replaced by the new version with the same reference WORLD SERVICE ORGANIZATION CALIBRES NO 18 PAGE 2 2 O amp CALIBRES NO 19 CS08 19 C 019 E A OMEGA Made by pelrom Date 15 04 04 Free cannon pinion Calibres 1138 1140 1141 1143 3220 GENERAL Problem A number of watches with calibres 1138 1140 1141 1143 and 3220 have been returned to the Cus tomer Services due to major rate problems or complete stoppage of the watch The movements have been analysed and rusty sections between the centre tube of the chronograph module see picture below and the free cannon pinion ref 3220 31 081P have been discovered NEW FREE CANNON PINION Analysis Tests with the steel free cannon pinion and lubrica
7. and the movement may no longer match which renders the client s chronometer certificate void Movement replacement Movement replacements should be avoided if possible A movement replacement is possible in the following 2 cases 1 The movement is rusty 2 The client no longer has confidence in his watch and insists that the movement be replaced Case replacement Case replacement should also be avoided A case should only be replaced 1f 1 Itis damaged beyond repair WORLD SERVICE ORGANIZATION CALIBRES NO 13 PAGE 1 1 OMEGA CHRONOMETER IDENTIFICATION CARD FOR MOVEMENT AND CASE REPLACEMENTS Chronometer Identification Card The OMEGA Chronometer Identification Card has been created for example A The status is indicated on the card O original or E exchanged The OMEGA Chronometer Identification Card is only distributed to Swatch Group subsidiaries and authorised OMEGA agents The cards may only be filled in by the head of Customer Service at the respective subsidiary or agent who shall be solely responsible for maintaining correct documentation Example A Case or movement must be replaced The client wants his watch to be reconditioned as rapidly as possible Solution A For the movement The movement is replaced The OMEGA Chronometer Identification Card is given to the client with the watch The serial number of the new movement as well as its status E exchanged are f
8. capacitor we offer a special up grade SET ref 722 1400B 4000SET on an exchange ba sis which allows a 5 days movement to be transformed into a 100 days movement e SET 722 1400B 4000SET contains a 722 1400B 4000 electronic module 100 days version b 722 1400B 4014 accumulator 100 days version Important Capacitor or electronic module from the old 5 days version can not be used with new accumulator or new electronic module WORLD SERVICE ORGANIZATION CALIBRES NO 17 PAGE 2 2 1 CALIBRES NO 18 CS08 19 C 018 E A OMEGA Mite iy scion aera Hour losses on Seamaster GMT models Calibre 1128 PROBLEM In the first versions of Seamaster GMT models equipped with calibre 1128 a phenomenon of lost hours on a few watches has been remarked Analysis The teeth of setting wheel 1128 31 100 are too short and provoke a butting of the gear setting wheel intermediate setting wheel 1120 31 101 See picture below As a result the upper part of hour wheel 31 046 which is in direct contact with the intermediate setting wheel 1120 31 101 via intermediate setting wheel 1128 31 101 and an additional wheel riveted on mechanism platform 1128 16 010 06 may be momentarily blocked Consequently the watch owner recognises that the hour hand has lost one or more hours The minute and second hands are however not affected by this fail ure WORLD SERVICE ORGANIZATION CALIBRES NO 18 PAGE 1 2 SOLUTION
9. flatness and endshake D Fit the dial and hands case up do not close the case back E Watch consumption see point A Watch lower working limit see point A F Fit the new Omega 9951 battery with 1 55 V G Check the rate make final check WORLD SERVICE ORGANIZATION CALIBRES NO 3 SEITE 3 3 QO Lr k CALIBRES NO 04 CS08 19 C 004 E A OMEGA Calibres 1108 1109 1110 1111 Repair diagnosis PROBLEMS 1 Sliding mainspring 2 Insufficient automatic winding 3 Codification S10 FLO U LOAN 1 Sliding mainspring e Wind the watch manually until fully wound check the power reserve It should be at least 44 hours 2 Insufficient automatic winding 2 1 Test the wind on a Cyclotest 1 rpm for 24 hours and check the power reserve It should be at least 44 hours 2 2 Check the quality of the reversing wheel 1110 1464 and the clearance of the ball bearing of the rotor 1110 1479 which should be checked by air projection using small bellows Very light lubrication with Moebius 9010 Note The ball bearing 1110 1479 is available from stock already lubricated If the ball bearing has to be cleaned oil lightly with Moebius 9010 or dip it in a greasy solution ben zine oil Moebius 9010 in a proportion of 5 1000 WORLD SERVICE ORGANIZATION CALIBRES NO 4 PAGE 1 3 2 3 New intermediate reduction wheel 1110 1435 1031 1547 The jewel 4199 is replaced with bushing 1547 which is driven in until leve with the
10. loose because of a faulty riveting 2 The pinion teeth break apart Solution In order to solve the above mentioned problems the riveting as well as the strength of the pinion material have been improved Spare parts The reference of the new ratchet wheel driving wheel remains unchanged The old version has been removed from our stock We recommend you replace your stock of old ratchet wheel driving wheel with the new version SPARE PARTS 722 1150 1482 Newratchet wheel driving wheel Note The improved version is available from date code 39 03 week 39 2003 WORLD SERVICE ORGANIZATION CALIBRES NO 29 PAGE 1 1 CS Policy for calibre 2500 Calibre 2500A Calibre 2500B Calibre 2500C All spare parts are available All spare parts are available Spare Parts availabilit ption All spare parts are available Exception i Exception Balance bridge see CS INFO I The escapement parts are not available Calibres No 33 Normal repair service is allowed Repair service according to Omega Repair service according to Omega guidelines and the instructions indi guidelines and the instructions indi If problems with the Co Axial escapement occur cated in the technical guide is al cated in the technical guide is al the watch must be sent to Omega Bienne lowed lowed Repair on the markets On watches equipped with calibre 2500A sent to Omega for repair we systematically ex change the movement for cali
11. 0 1300 1301 1302 1310 1315 1320 1325 1330 1342 1343 1345 1346 1510 1511 1516 1611 BATTERY REPLACEMENT Problem For ecological reasons battery suppliers will soon stop producing mercury oxide batteries Analysis This situation forces us to review the power source for OMEGA calibres with 1 35 V battery pro duced before 1980 Solution The 1 35 V mercury oxide batteries must be replaced by the 1 55 V silver oxide batteries see table page 2 Remarks The OMEGA reference numbers will not change The old batteries will be replaced gradually in line with availability of the new silver oxide batteries Despite the stronger power supply of 1 55 V there is no risk of damaging the movement s electronic components however the higher voltage increases the current consumption and therefore reduces the lifetime of the battery Apart from the first versions of the electronic modules for calibres 1330 and 1340 and family a minimum duration of 12 months is nevertheless guaranteed The min max working limits of the calibres with indexing mechanism 1250 1260 1300 1302 must be adapted to the 1 55 V voltage which means 1 2 1 9 V instead of 1 0 1 7 V WORLD SERVICE ORGANIZATION CALIBRES NO 11 PAGE 1 2 REPLACEMENT TABLE Mercury oxide batteries HgO Calibre OMEGA Supplier No Voltage Capacity Real Battery life time No Silver oxide batteries AgO ae ae Seton eel a Tee ee No c
12. 1 100RB 722 1152 1OORB Old raain plate withour bushing 722 1164 100RB 722 1151 106RB Old barrel amp train wheel bridge without bushing Note The old parts are only available while stock lasts WORLD SERVICE ORGANIZATION CALIBRES NO 25 PAGE 5 5 CALIBRES NO 26 CS08 19 C 026 E A A Made by pelrom Date 05 03 2004 Lubricating Reversing wheels of omega calibres 1108 1111 1120 1128 2500 2627 2628 1150 1164 GENERAL Lubricating reversing wheels at customer service can be problematic The correct procedure for ensur ing optimum functioning of the reversing wheels is described in this CS Info PROBLEM Classical lubrication of the reversing wheels applies too much oil which means that the levers can get stuck in the wheel This means that the self reversing mechanism will no longer work properly S107 0N LON To prevent the levers from getting stuck in the wheel the wheels are dipped into a mixture of lubricant and solvent After application the solvent evaporates leaving a fine and even film of lubricant on the wheel and the levers Production In production the reversing wheels are lubricated as follows After cleaning the wheels are dipped in the special solution LUBETA V105 in the cleaning machine for 2 minutes and then dried for 3 minutes Customer Service For Customer Service the wheels can be treated individually using a more simple procedure 1 Firstly the wheel is cleaned
13. 520 at a special exchange price The movements must be returned to Omega SA Spare Parts International 2500 Bienne 4 Switzerland WORLD SERVICE ORGANIZATION CALIBRES NO 12 PAGE 1 1 MODIFIED COMPONENTS Main plate jewelled Barrel bridge No 722 0725 105 Intermediate wheel with bearing 25 teeth RAAT AIGABLE 90 teeth Intermediate wheel A LV 722 0725 18 teeth Timed annular balance I moment of inertia mgcm No 722 0725 721 Oscillating weight No 722 725 1143 1 Engraved 725 Spare Parts Calibre 725 Calibre 2520 i C F e Ta P 5 No 722 2520 100 Personalised No 722 2520 105 Intermediate wheel with bearing 24 teeth No 722 2520 182 91 teeth No 722 2520 203 19 teeth I moment of inertia mgcm No 722 2520 721 No 722 2520 1143 1 Engraved 2520 All other components keep their codification under calibre 725 WORLD SERVICE ORGANIZATION CALIBRES NO 12 PAGE 2 2 oe CALIBRES NO 13 CS08 19 C 013 E a n OMEGA Models with chronometer certificate REPLACEMENT OF MOVEMENT OR CASE Chronometer The OMEGA Chronometer Certificate is awarded to movements which have passed severe precision tests at the Official Swiss Chronometer Institute Contr le Officiel Suisse de Chronom tre COSC Problem Sometimes the case or movement of watches with a chronometer certificate may need to be replaced Consequently the serial number of the case
14. T Balance Etachron system e 1154 2551 Calendar plate e 1154 8062 ET Minute counter driving wheel jewelled e 1154 8200 ET Lock 2 functions steel VERSION WITH 25 JEWELS Additional jewels are found on the following pieces e 1154 100 RB Main plate e 1154 106 Barrel and train wheel bridge e 1154 1142 Self winding mechanism bridge e 1154 8500 Chronograph bridge e 1154 8062 Minute counter driving wheel WORLD SERVICE ORGANIZATION CALIBRES NO 5 PAGE 1 3 ETACHRON SYSTEM Regulation of the hairspring The stud A Figure 1 revolves freely The hairspring S can be centred between the index pins B with out bending the hairspring To turn stud A use tweezers or the tool ref 502 200 0061 Figure 1 The index pins B Figure 2 can also be turned using tweezers or the tool ref 502 200 0061 By this operation the play J of the hairspring S between the index pins can be increased or decreased which affects the 1sochronism Figure 2 WORLD SERVICE ORGANIZATION CALIBRES NO 5 PAGE 2 3 DISASSEMBLING AND ASSEMBLING OF THE BALANCE IF NECESSARY This operation must be carried out when the balance is on the movement First open the index pins B to avoid distorting the hairspring Then it is possible to take out the stud A from the stud support using tweezers and making a sideways lever movement with the ends of the tweezers set between the head of the stud and the index s exterior diameter Figure 3 Fig
15. The start stop function no longer works Analysis Due to a deficiency in the material the column wheel operating lever may bend at its weakest point see arrow below when the start stop pusher is pressed Solution On movements with the above mentioned problem the column wheel operating lever must be re placed with the new modified version The new column wheel operating lever is available from Omega the reference remains unchanged ref 722 3303 55 040 Important The encircled part of the column wheel operating lever see picture above must be kept in its original shape and it is not allowed to bend it in any way WORLD SERVICE ORGANIZATION CALIBRES NO 22 A PAGE 2 3 3 SCREW FOR HAMMER LEVER BANKING BRIDGE 722 3303 6034 Problem The start stop function no longer works The basic movement may also stop working Analysis The head of the hammer lever banking screw which also holds the column wheel in place see arrow has broken As a result the start stop push function does not work and the basic movement may be stopped because the screw head or the hammer limitation bridge ref 722 3303 10 615 are blocking the movement The screw head may break because the wrong screws have been used on a few pieces in production Solution If the thread of the hammer lever banking screw cannot be removed from the barrel bridge the com plete barrel bridge ref 722 3303 10 041 has to be exchanged The correc
16. an be up graded with the new parts NEW PARTS New hour hammer operating lever amp 722 1150 8670 80 V bour hammer Note Both parts are available in stock but only together as a package They must be used together since they cannot be combined with the parts of the old version OLD PARTS 722 1150 8670 Old hour hammer operating lever 722 1150 8680 Oid nour hammer Note These parts are no longer available from stock WORLD SERVICE ORGANIZATION CALIBRES NO 25 PAGE 2 5 2 HOUR COUNTING WHEEL amp HOUR COUNTING LOCK Problem The hour counter locking system sometimes does not work properly and therefore the hour counter hand may run when the chronograph mechanism is stopped Solution To solve the problem both parts involved have been redesigned The new hour counting wheel has 189 teeth Old version 126 and the new hour counter lock has one tooth in metal alloy Durnico Old version 9 teeth in synthetic material Delerin On watches with the above mentioned problem both parts must be exchanged with the new version OLD New Product On the new products these modifications concern only the new calibres 1151B 1152B and 1164B which will be available soon Spare Parts Calibres with the old version of hour counting wheel and hour counting lock can be up graded NEW PARTS 722 L1S0B 8600 New hour counting wheel 722 1150B 8690 New hour counting lock Note They can be used for all movement vers
17. aning When cleaning an escape wheel with LUBRIFAR treatment whether in a benzine cup or in a cleaning machine the black granulation disappears Once an escape wheel has been cleaned it can only be lubricated conventionally grease 9415 In a cleaning machine the last bath in particular has to be perfectly clean Recommendation Instead of cleaning an escape wheel and then lubricating conventionally which is still possible the use of a new wheel pre lubricated with LUBRIFAR is recommended This will ensure a stable am plitude over the long term CS Application Only escape wheels with LUBRIFAR treatment are available Without LUBRIFAR With LUBRIFAR WORLD SERVICE ORGANIZATION CALIBRES NO 8 PAGE 2 2 O amp CALIBRES NO 09 CS08 19 C 009 E A OMEGA Made by pelrom Date 15 04 04 _ __ Calibres 1150 1151 1152 1154 1155 1164 COMPLEMENT TO THE LIST OF PARTS The following parts are available from CS 1 Jewels and bushings see page 2 2 New parts 3 Spare parts Modified fly back lever 1150 8180 Stud for fly back lever 1150 8182 CALIBRES NO 9 PAGE 1 2 WORLD SERVICE ORGANIZATION IDENTIFICATION OF JEWELS AND METAL BUSHINGS CALIBRE 1150 AND DERIVATIVES 17 AND 25 RUBIES JEWELS Tot Hele fma sede mes Ne Pasion Rub P saa eat an ae Pallet fork o as aos a Palit foe 710 above below Pion as fas 25 espe we 705 atone to 25 4298
18. bre 2500B Normal repair service is carried out Normal repair service is carried out Repair at Omega Bienne The serial number of the case is erased and re placed with the serial number of the new move ment A new COSC chronometer certificate is included with the repaired watch Miscellan Calibre 2500A was exclusively used in a limited eee edition of 3 100 watches in 1998 All other Co Axial products have to be repaired according to the Omega guidelines and the instructions indicated in the technical guides WORLD SERVICE ORGANIZATION CALIBRES NO 30 PAGE 1 1 CS08 19 C 031 E A Technical alterations Calibre 2601 The click screw breaks 10 FLOM N LON A new click screw has now been produced with altered dimensions Dimensions of the old screw Diameter 1 50mm Height 0 20mm Dimensions of the new screw Diameter 1 40mm Height 0 30mm REPLACEMENT PARTS The reference number for the click screw has been changed The old version of the screw has been removed from our stock and we recommend that this old screw should now be replaced by the new version REPLACEMENT PARTS e a are B a P F S 722 2601 6018 Old screw forthe click 722 2601 6004 New screw for the click NB The new screw has been available since date code 46 03 i e week 46 2003 WORLD SERVICE ORGANIZATION CALIBRES NO 31 PAGE 1 1 PROBLEM The dial screw comes loose SOLUTION A new stainless steel dial
19. e Is stored stored Time zone display Only displays time zones with one Also displays time zones with 1 2 hour T2 full hour difference difference SPLIT SP dis Chronograph func l function 2 functions played ADD ADD tions ADD displayed Digital time is displayed Digital time is displayed An R also appears AL is displayed when the alarm is AL is not displayed when the alarm is set set WORLD SERVICE ORGANIZATION CALIBRES NO 24 PAGE 1 2 IDENTIFICATION The following components are different on the new calibre 1665B Main plate Electronic module Time display Rotor Screw for contact strip SPARE PARTS Calibre 1665A Old version 722 1665 100 Main plate Electronic module 722 1665 4000 722 1665 9447 Time display 722 1665 4211 Rotor 722 0000 3141 Screw for contact strip 600 1665 HOB 600 1665 HON Complete movement 600 1665 HOTB Note The above mentioned parts as well as complete movements are available while stocks last All other parts remain available and can be used for both versions WORLD SERVICE ORGANIZATION CALIBRES NO 24 PAGE 2 2 Calibre 1665B New version 600 1665B OB 600 1665B ON Complete movement 600 1665B OTB 722 1665B 3527 Screw for contact strip Cc Note The new version is only available as a complete movement replacement There is only limited availability of individual parts See table for calibre 1665A old version
20. e When assembling the jumping hours module the heads of the jumper screws for the jumping hours no 56 093 01 the heads of the driver screws for the jumping hours finger no 36 104 01 as well as the screw heads of the jumping hours mechanism plate no 16 079 01 may break easily when gripped The screws 56 093 01 and 36 104 01 are identical Solution e The jumper screws for the jumping hours no 56 093 01 have been modified to prevent the heads from breaking The reference has not changed If the movement is disassembled the two screws must always be replaced by the modified screws 56 093 01 Fs new old FE 56 093 01 e The head of the driver screw for the jumping hours finger no 36 104 01 could not be changed due to height restrictions The screw must be screwed in very carefully 36 104 01 9 WORLD SERVICE ORGANIZATION CALIBRES NO 16 PAGE 1 1 e The screws for the jumping hours mechanism plate no 16 079 01 could not be modified either and must therefore also be screwed in very carefully 16 079 01 Spare parts stocks e The old jumper screws for the jumping hours no 56 093 01 may be used for the driver screw for the jumping hours finger no 36 104 01 given that they are identical The new modified screws have the reference no 56 093 01 l O on WORLD SERVICE ORGANIZATION CALIBRES NO 16 PAGE 2 2 O CALIBRES NO 17 re OMEGA Made by pelrom Date 15 04 04
21. e amplitude of mechanical movements Analysis The lubrication of the escapement may not remain effective over the long term Solution In factory production LUBRIFAR is used for the lubrication of the escapement for all mechanical movements in the current collection LUBRIFAR is a mixture of molybdenum bisulphide black and oil 9010 without additive LUBRIFAR s main advantage over conventional lubricants is its long lasting effect The micro grains store the grease 9415 which completes the lubrication This method ensures a stable amplitude over a period of several years Application In factory production LUBRIFAR is sprayed on the perimeter of the escape wheel including the im pulse plane Due to this treatment a black granular coloration appears on the circumference of the wheel Additionally several small drops of grease 9415 should be placed on several teeth of the escape wheel or on the impulse plane of the pallet stones WORLD SERVICE ORGANIZATION CALIBRES NO 8 PAGE 1 1 General An excessive amount of grease 9415 reduces the effect of LUBRIFAR diluting effect of LUBRIFAR Adjustments to the movement should be made 24 hours after the manipulation This period is required for activating the grease 9415 and stabilising the amplitude If the LUBRIFAR lubrication dries out it can be reactivated by adding some more grease 9415 in accordance with the above mentioned procedure see application page 1 Cle
22. e customer s wishes must be clearly mentioned on the repair form e The serial number of the movement is engraved on the new case The old case remains in Bienne OMEGA Chronometer Identification Card CHRO ETER IDENTIFICATION CARD Case oj movement exchange Status E o S Status Country J Signature Arabic C ee WORLD SERVICE ORGANIZATION CALIBRES NO 13 PAGE 3 3 O CALIBRES NO 14 CS08 19 C 014 E A OMEGA Made by pelrom Date 15 04 04 Date change on calibres 1128 1150 1164 1379 1479 1400 1424 1426 1429 1430 1530 1432 1532 1438 1538 1441 1449 1675 2520 2628 INFORMATION The date on the above mentioned calibres changes over a period of 1 5 to 2 hours The date of the day which is drawing to a close is displayed in full until 11 45 p m At midnight this date is still entirely visible at the bottom part of the date window whilst the new day s date starts to appear at the top of the date window The new date then moves down through the date window and the previous date gradually disappears The whole operation is completed by 1 30 a m at the latest OMEGA uses this date change system so that the change of date is still visible around midnight WORLD SERVICE ORGANIZATION CALIBRES NO 14 PAGE 1 1 CALIBRES NO 16 CS08 19 C 016 E A OMEGA Made by pelrom Date 15 04 04 _ __ Calibre 1221 REPLACEMENT OF JUMPER SCREWS FOR JUMPING HOURS Problem
23. e wheel above below 25 4372 Second wheel above below o0 f 2s 2s lar 17 Seeondwieet 224 above below too 25 25 4372 17 Chronograph I E 000 above _ Minute ue wheel o as as a as revene se T iss F aove Bw Third wheel o fo f en ir Prase oro ave o 30 25 4373 25 Ratchet wheel driving wheel 1482 above below 100 25 Third wheel 210 below ioo 40 30 4374 25 Greatwheel aor above 100 40 30 4374 17 Greatwheel 201 1 above 100 30 4375 25 Minute counter driving 8062 Wheel wheel C so 30 4376 25 Great whee O ON d iCelow 120 s0 30 4376 17 Great whee foon BUSHINGS BUSHINGS YO O rub o0 14 25 63 17 Oscillatingpinion s086 below 100 25 25 6224 17 Minute counting wheel 8020 above _ C100 25 25 6224 17 Reversing whee 1488 above below C100 so 25 6225 17 Ratchet wheel driving wheel 1482 above below _ 100 30 30 6157 17 Third wheel 210 below _ WORLD SERVICE ORGANIZATION CALIBRES NO 9 PAGE 2 2 O CALIBRES NO 10 CS08 19 C 010 E A OMEGA Made by perom Date 15 04 04 Assembling screw Calibres 1140 1141 CS MEASURES Problem The assembling screws which attach the basic movement to the chronograph module are fragile Figure 1 JL Pa XS J 7 A TS NS Y G S X D aie S Ji nm SS m Ai Sz SA y im Ss y a C2 4 a s Z Analysi
24. erence of the new minute counter jumper remains unchanged The old version has been removed from our stock We recommend you replace your stock of old parts with the new version SPARE PARTS 722 3303 55 143 New minute counter jumper ED Note The improved version is available from date code 42 03 week 42 2003 on WORLD SERVICE ORGANIZATION CALIBRES NO 27 PAGE 1 1 CALIBRES NO 28 CS08 19 C 028 E A OMEGA Technical improvements Calibre family 861 863 1861 1863 1866 etc STEM BOLT FOR HAMMER 722 0861 1759 Problem An increase of watches for repair due to broken stem bolt for hammer on calibre family 861 has been noticed Solution A new stem bolt for hammer with modified shape and improved material has been designed Spare Parts The reference of the new stem bolt for hammer remains unchanged The old version has been removed from our stock We recommend you replace your stock of old stem bolt for hammer with the new version SPARE PARTS 722 0861 1759 New stem bolt for hammer Note The improved version is available from date code 35 03 week 35 2003 WORLD SERVICE ORGANIZATION CALIBRES NO 28 PAGE 1 1 CALIBRES NO 29 CS08 19 C 029 E A OMEGA Technical improvements Calibre Family 1150 1151 1152 1154 1164 etc RATCHET WHEEL DRIVING WHEEL 722 1150 1482 Problem There are two problems that have been observed on the ratchet wheel driving wheel 1 The pinion becomes
25. illed in The serial number of the case and its status O Original must also be filled in The card must be stamped signed and dated Solution A For the case The case is replaced The OMEGA Chronometer Identification Card is given to the client with the watch The old serial number of the movement as well as its status O Original are filled in The serial number of the new case and its status E exchanged must also be filled in if the case has no serial number the field for the serial number must be left empty The card must be stamped signed and dated For future repairs or situations involving the guarantee the OMEGA Chronometer Identification Card may be used as a reference WORLD SERVICE ORGANIZATION CALIBRES NO 13 PAGE 2 2 Example B e The case or the movement are to be replaced The client insists on having the same serial number on the movement and on the case Example B For the movement For a movement replacement the procedure is the following e Send the complete watch with repair form to OMEGA Bienne e The customer s wishes must be clearly mentioned on the repair form e We erase the old movement s serial number from the case and laser engrave the new movement s serial number on the case A new chronometer certificate is issued and given to the client Solution B For the case The procedure is the following e Send the complete watch with repair form to OMEGA Bienne e Th
26. in the cleaning machine 2 The cleaned wheel is dipped into a glass filled with the special solution LUBETA V105 3 The wheel is then removed from the solution and surplus solution is removed using an air blower 4 The wheel is left to dry under a dust cover for 15 minutes avoid the contact between the wheel and the plastic because the solution could attack the plastic WORLD SERVICE ORGANIZATION CALIBRES NO 26 PAGE 1 2 Important The reversing wheels supplied by OMEGA are already treated with LUBETA V105 These treated wheels can be stored for 4 years The wheels may discolour slightly with time due to the film of lubri cant However this does not affect their function If the wheels have been stored for more than 4 years they should be cleaned and treated in accordance with the above procedure WERKZEUGE Lubricant LUBETA V105 1000 ml Ref 504 5005 WORLD SERVICE ORGANIZATION CALIBRES NO 26 PAGE 2 2 O CALIBRES NO 27 CS08 19 C 027 E A OMEGA Technical improvements Calibres 3301 3303 3313 Problem There has been a noticeable increase in the number of watches for repair due to broken minute counter jumpers on calibres 3301 3303 and 3313 The minute counter jumper breaks at the bent end see arrow on picture left After the break if the chronograph is reset the jumper bends completely see picture on the right Solution A new minute counter jumper has been designed Spare Parts The ref
27. ions They must be used on old movement versions with hour counter stop problems Both new parts must always be used together since they cannot be combined with the parts of the old version WORLD SERVICE ORGANIZATION CALIBRES NO 25 PAGE 3 5 OLD PARTS 722 1150 8600 Old hour counting wheel 722 1150 8690 Old hour counting lock Note They can be used for the old A movement versions Both old parts must be used together since they cannot be combined with the parts of the new version WORLD SERVICE ORGANIZATION CALIBRES NO 25 PAGE 4 5 3 NEW BUSHINGS FOR BARREL ARBOR PIVOTS Problem When the bearings of the barrel arbor pivots are worn mainplate and barrel amp train wheel bridge have to be exchanged completely Solution To facilitate the repair bushings for the barrel arbor pivots have been placed in mainplate and barrel amp train wheel bridge In case of worn pivot bearings the bushings only can be replaced New Product On new products these new bushings concern only the new calibres 1151B 1152B and 1164B which will be available soon Spare Parts NEW PARTS 722 1151B 100 722 1152B 100 New main plate with bushing 722 1164B 100 722 LISIB 106 New barrel amp train wheel bridge with bushing Note New bridge and main plate can be used for all movement versions 722 1150B 70401 New bushing for main plate 722 1150B 70400 New bushing for barrel amp train wheel bridge 722 115
28. nts did not give satisfactory results In order to solve the problem a new free cannon pinion made of a copper beryllium alloy has been designed Solution The parts of the movements with above mentioned rusty sections have to be carefully cleaned and the old steel free cannon pinion must be replaced by the new version in copper beryllium WORLD SERVICE ORGANIZATION CALIBRES NO 19 PAGE 1 2 Differentiation The new free cannon pinion in copper beryllium alloy see picture below left can easily be distin guished from the old free cannon pinion in steel picture below right by the difference in colour New yellow Old white Stock of spare parts The reference of the new free cannon pinion remains unchanged 3220 31 08 P All stocked free cannon pinions of the old version in steel must be destroyed and replaced by the new version WORLD SERVICE ORGANIZATION CALIBRES NO 19 PAGE 2 2 O of CALIBRES NO 20 CS08 19 C 020 E A OMEGA Made by pelrom Date 15 04 04 Numbering of OMEGA calibres STRUCTURE Since 1999 all newly introduced calibres are numbered using the same structure Calibres introduced before 1999 were allocated an arbitrary number without any codifycation All new calibre numbers consist of a four digit figure The meaning of the first and second digits can be seen in the table on page 2 The third and fourth digits are used to differentiate between calibres with the same functions and
29. onsp time 9907 393 Renata 7 9 x 5 4mm 9pA 15 months Battery 9910 This special battery 388 8 84 which is used in the calibre groups 1330 and 1340 will be replaced by battery 329 7 90 equipped with an intermediate ring Vai s K Pa 329 N RENATA WORLD SERVICE ORGANIZATION CALIBRES NO 11 PAGE 2 2 CALIBRES NO 12 CS08 19 C 012 E a o OMEGA Made by pelrom Date 15 04 04 __ Calibres 725 2520 REPLACEMENT OF THE CALIBRE 725 BY 2520 Problem Unstable amplitude and irregular running Solution Introduction of the calibre 2520 Justification An improvement to the wheel train and an increase in the moment of inertia of the balance have a positive effect on the rate INTERCHANGEABILITY Interchangeability The calibre 2520 is based on the current version 725 The complete movements are interchangeable The technical guide 2520 with interchangeability specifications for the spare parts is available from Omega Maintenance and lubrication specifications for the calibre 725 remain the same for the calibre 2520 To ensure the quality and proper functioning of the movement only Omega labelled components must be used Spare Parts In the case that a spare part of calibre 725 is marked NO MORE AVAILABLE in the following list the complete movement would have to be exchanged with calibre 2520 Standard replacement Omega will replace calibre 725 with calibre 2
30. r rack staking tool recommended available 2 Watch stopping or losing time e Check the voltage e Check the battery code e Check quartz function regulation e Function of the wheels at fast speed 3 Diagnosis e Replace battery or circuit e Check freedom of moving parts e Complete service if necessary 4 Handling and hands fitting e Movement holders are indispensable WORLD SERVICE ORGANIZATION CALIBRES NO 3 SEITE 1 3 IDENTIFICATION Old version New version J Battery voltage 1 5 V Imprint 5 8 1 5 Volts on the battery contact Polarity Negative battery contact SPECIFICATIONS OF THE NEW CIRCUIT Battery voltage 1 55 Volts Imprint 5 8 1 5 Volts on the battery contact Polarity negative battery contact SPECIFICATIONS OF THE BATTERY Type Omega 9951 Voltage 1 55 Volts Capacity 5 5 mAh Dimensions 5 8 x 1 2 mm REPLACEMENT OF THE CIRCUIT A Remove the old circuit 3 screws B Fit the new circuit 3 screws WORLD SERVICE ORGANIZATION CALIBRES NO 3 SEITE 2 3 3 ELECTRICAL TESTS For lower working limit connect point T to negative printed circuit conductor MOVEMENT REPAIR OR STANDARD EXCHANGE A Movement consumption new circuit 0 3 uA Movement lower working limit new circuit 1 10 Volts B When removing factory fitted hand standard exchange ensure that the hour and center wheel are well supported C Check the condition of the wheels their
31. s In order to stabilise the screws against tension and shocks several measures have been taken e The new screws made of stainless steel have a better resistance than the old screws which were made of steel for profile turning e The screw has been improved by adding a groove at the top of the thread see figure 2 e The design has been improved by an additional support washer placed between the chronograph module and the basic movement see figure 2 and 3 Solution Replacement of the old assembling screws by the new version with the support washer For all as sembling screw orders the new screws will be delivered with the support washer WORLD SERVICE ORGANIZATION CALIBRES NO 10 PAGE 1 2 REPLACEMENT OF THE ASSEMBLING SCREW Old New assembling screw 722 0000 3248 version with support washer 722 1141 8284 Figure 2 Important The new assembling screw can be easily identified by the groove at the top of the thread see figure 2 Assembling First place the 3 support washers between the chronograph module and the basic movement The as sembling screws can then be screwed through the support washers Figure 3 V A p NNN MSL DT 2A a gt amp 2 j js 1 WORLD SERVICE ORGANIZATION CALIBRES NO 10 PAGE 2 2 O CALIBRES NO 11 rr a OMEGA Made by pelrom Date 15 04 04 lt Elimination of HgO mercury oxide batteries Calibres 1220 1230 1250 1255 126
32. screw with improved thread and a longer head has been produced SPARE PARTS The reference number for the dial screw has been changed The old version of the screw has been removed from our stock and we recommend that this old screw should now be replaced by the new version 722 2601 s1as Clade Geb timu 722 2601 5152 New dial screw i NB The new screw has been available since date code 02 04 i e week 46 2004 IMPORTANT Watches with a calibre 2601 movement that need to undergo a maintenance service must be returned to Omega Customer Service Exceptions Service outlets that are specifically trained to deal with this calibre and have the required tools at their disposal WORLD SERVICE ORGANIZATION CALIBRES NO 31 PAGE 2 1
33. se watches will then undergo a complete maintenance service and be fitted with the modified module If the watch already has the modified module fitted a normal battery replacement is all that is re quired The results of the electronic measurements remain unchanged for the modified module COMPLETE MAINTENANCE SERVICE As before all watches requiring a complete maintenance service must be sent to OMEGA Customer Service in Switzerland WORLD SERVICE ORGANIZATION CALIBRES No 23 PAGE 2 2 Q 8 CALIBRES NO 24 CS08 19 C 024 E A OMEGA Made by pelrom Date 15 04 04 _ _ Change from calibre 1665A to calibre 1665B Multifunction GENERAL Calibre 1665A has several functions In order to extend and improve these the following changes have been made As a result of the changes calibre 1665A becomes calibre 1665B f Calibre 1665A Calibre 1665B Functions Old version New version French English Spanish French English Spanish German The crown must be turned faster than on version 1665A Changing between Slowly turning the crown changes functions from one function to another Advantage During normal wear the function mode cannot be changed inadvertently a The digital display flashes The digital display flashes A T also appears Synchronisation Digital display hands Day Month Year Pape Noe Perpetual calendar until 2099 ash Prog amines tune s mot Last programmed tim
34. sis PROBLEMS 1 Risk of a lack of synchronisation between the centre wheel 1 and the third wheel pinion 2 2 Watch stopping or losing time 3 Lower working limit exceeds 1 15 V 4 The hands touch the crystal or the dial SOLUTIONS 1 Risk of a lack of synchronisation between the centre wheel 1 and the third wheel pinion 2 e Insert a disk 1379 497 4 thickness 0 40mm between the centre wheel 1 and the minute wheel 3 e Lower working limit WORLD SERVICE ORGANIZATION CALIBRES NO 2 PAGE 1 2 1 Watch stopping or losing time e Checks Battery voltage Quartz function Battery contact e Replace if necessary Battery or Circuit 2 Lower working limit exceeds 1 15 V e Checks Freedom of the moving parts Freedom of the hour wheel under the dial endshake 0 03 0 05 mm Freedom of the minute wheel Complete service if necessary 3 The hands touch the crystal or the dial e Check the centre tube e If necessary try to correct it or change the main plate new version with a riveted steel tube WORLD SERVICE ORGANIZATION CALIBRES NO 2 PAGE 2 2 O amp CALIBRES NO 03 CS08 19 C 003 E A OMEGA Repair procedure Calibre 1459 Circuit replacement procedure PROBLEMS Opening the De Ville case back Watch stopping or losing time a Diagnosis gt Handling and hand fitting SOLUTIONS 1 Opening the De Ville case back e Robu
35. t hammer lever banking bridge screw ref 722 3303 6034 must be used WORLD SERVICE ORGANIZATION CALIBRES NO 22 A PAGE 3 3 _ 1 CALIBRES NO 23 CS08 19 C 023 E A OMEGA Modification of the electronic module Calibre 1310 PROBLEM For reasons of environmental protection it is prohibited to use mercury batteries These have been replaced by silver oxide batteries The silver oxide batteries have a voltage of 1 55 volts whereas mercury batteries have 1 35 volts We have noticed that some motors on calibre 1310 stop intermittently or cease to function due to the higher voltage 01 0 FL OM BO a Modified module In order to power the motor with 1 35 volts and to avoid the motor stopping a germanium diode has been connected in series between the motor and battery This germanium diode reduces the voltage by 0 20 volts exclusively for the motor The module continues to be supplied with 1 55 volts and can operate at this voltage without any problems Module without modification for 1 35 volts mercury battery j e Modified module for 1 55 volts silver oxide battery Separate conductive track WORLD SERVICE ORGANIZATION CALIBRES No 23 PAGE 1 2 Germanium diode BATTERIE If a watch with calibre 1310 is sent in for a battery change and it does not yet have the modified mod ule the complete watch must be sent to OMEGA Customer Service in Switzerland The
36. under notes STANDARD REPLACEMENT OMEGA will replace calibre 1665A with the new version 1665B at a special price The movements to be replaced must be sent to Omega SA Spare Parts International 2500 Bienne 4 Switzerland WORLD SERVICE ORGANIZATION CALIBRES NO 24 PAGE 3 2 CALIBRES NO 25 CS08 19 C 025 E A OMEGA Made by pelrom Dates 15 04 04 __ Technical improvements Calibres 1150A 1151A amp B 1152A amp B 1154A 1155A 1164A amp B GENERAL Three technical improvements have been made on the Omega chronograph calibre 1150 and family These improvements concern 1 Hour hammer and hour hammer operating lever 2 Hour counting wheel and hour counter lock 3 New bushings for the barrel arbor pivots 1 HOUR HAMMER amp HOUR HAMMER OPERATING LEVER Problem The chronograph has been started the sweep chronograph hand is running If the push bottom is gen tly activated unintentionally the reset function may be triggered Solution To solve the problem the shapes of hour hammer A and hour hammer operating lever B have been modified at the encircled place New Product On the new products these modifications concern the latest version of calibres 1151A 1152A 1164A as well as the new calibres 1151B 1152B and 1164B which will be available soon WORLD SERVICE ORGANIZATION CALIBRES NO 25 PAGE 1 5 Spare Parts Calibres with the old version of hour hammer and hour hammer operating lever c
37. ure 3 To replace the stud insert it in the slit of the stud support and push it in with a flat tool Figure 4 Balance cock mounted on the plate Figure 4 WORLD SERVICE ORGANIZATION CALIBRES NO 5 PAGE 3 3 O SF CALIBRES NO 06 CS08 19 C 006 E A OMEGA Made by pelrom Date 15 04 04 _ Calibre numbering Personalised Omega movements Calibres concerned 861 863 1110 1111 1140 1150 1154 1155 1378 1379 1430 1432 1438 1455 1470 CALIBRE NUMBERING Subject e The above mentioned Omega movements have received quality enhancements changing from the older gilt or simple rhodium plated versions to high grade rhodium plated versions These modifications were started in 1995 on the mechanical movements e On the new versions the basic calibre ETA 1s no longer indicated Decision e Anew codification of the calibres concerned see list Notes e The bridges main plates and electronic circuits are specific to a particular calibre and must not be used on the other movements Only the basic components are interchangeable e The existing technical documentation remains valid WORLD SERVICE ORGANIZATION CALIBRES NO 6 PAGE 1 2 CONVERSION TABLE WORLD SERVICE ORGANIZATION CALIBRES NO 6 PAGE 2 2 O CALIBRES NO 08 CS08 19 C 008 E A OMEGA Made by perom Date 15 04 04 All mechanical movements except the coaxial escapement LUBRICATION OF THE ESCAPEMENT Problem Unstabl
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