LEMANIA CH 27C12 Скачать руководство пользователя страница 38 | Manualshive

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Содержание CH 27C12

Страница 1: ...IDENTIFICATION OF CHRONOGRAPH IJli IDIHD I2L LEMANIA CAL CH 27C12...

Страница 2: ...much time will be lost in putting the chronograph together if screws are mixed up This means you have to hunt for each screw sometimes trying three or four screws before finding the correct one It can...

Страница 3: ...After disassembling and assembling the chronograph mechanism start on page 1 and read the function of this part After reading the function of this part continue to read the function of each part throu...

Страница 4: ...el Bridge Assembly No 5 Hour Register Wheel Assembly No 8 Hour Wheel Assembly No 9 Wheel Over Fourth Wheel Assembly No 10 Brake Lever Assembly No 19 Actuating Lever for Hour Brake Assembly No 11 Inter...

Страница 5: ...gister Pawl Assembly No 22 intermittent Lever Spring Assembly No 28 Trip Pin Assembly No 31 mbly No 34 Driving Pinion Tension Spring and Dr ving Pinion Hour Register Hand A Seconds Wheel Tension Sprin...

Страница 6: ...the heart on hour regis ter wheel CORRECTION If the hour brake lever permits the hour flyback lever to contact the heart on hour register wheel this condition can be corrected by adjusting eccentric s...

Страница 7: ...NCE Seconds wheel dart tooth is Assembly 25 C Intermittent wheei is Assembly 29 A 4 With the flyback lever holding the seconds wheel at a zero position check to see that intermittent wheel is disengag...

Страница 8: ...e eccentric studs are used to adjust one part to another and naturally in turning these studs you will lose the desired adjustment of the chronograph mechan ism which will cause the chronograph to fun...

Страница 9: ...graph The spring should pivot freely under head of shouldered screw REFERENCE Hour brake lever is Assembly 2 D FUNCTIONOF HOURBRAKELEVER SPRING The function of this spring is to hold a tension on the...

Страница 10: ...Hour Brake Lever Spring Assembly No 1 OILING End H A oi hour brake lever spring should be slightly mois tened with oil at the point of contact with hour brake lever 0 DIAL SIDE l A...

Страница 11: ...itted to do so by the chronograph mechanism 2 It prevents the hour flyback lever from engaging with hour register wheel when the chronograph mechanism is engaged REFERENCE Barrel bridge is Assembly 5...

Страница 12: ...oints on hour brake lever should be slightly moistened with oil 1 The shoulder of screw that brake lever pivots on 2 End HE oi brake lever that contacts eccentric stud on connecting lever 3 End uD of...

Страница 13: ...ace shouldered screw SS 3 to hold this lever in position The connecting lever should pivot freely under head of shouldered screw C FUNCTION OF CONNECTING LEVER The function of this lever is to disenga...

Страница 14: ...nts on connecting lever should be slightly moistened with oil 1 Shoulder of screw on which the connecting lever pivots 2 End A at point of contact with pin A on actuating lever for hour brake OILING D...

Страница 15: ...ate Hold spring in position with finger and replace fil lister head screw FS I REFERENCE Hour flyback lever is Assembly 6 Hour register wheel is Assembly 8 D FUNCTION OF HOUR FL YBACK LEVER SPRING The...

Страница 16: ...A Hour Flyback Lever Spring Assembly No 4 OILING End A of hour flyback lever spring should be slightly mois tened with oil at point of contact with hour flyback lever DIAL SIDE 4 A...

Страница 17: ...downto proper place and replace flllister head screw FS 2 Position of this screw is shown in the photograph REFERENCE Hour register wheel is Assembly 8 Hour flyback lever is Assembly 6 Push piece for...

Страница 18: ...ts on barrel bridge should be oiled 1 The top pivot of hour register wheel should be oiled as you would normally oil a train pivot 2 The top pivot of barrel arbor should be oiled as you would normal l...

Страница 19: ...is pushed manually 4 When the chronograph mechanism is engaged and the hour flyback lever is forced toward the heart on the hour register wheel the end D on the hour flyback lever will contact point A...

Страница 20: ...i c A Hour Flyback Lever Assembly No 6 OILING The surfa ce of screw head He that contacts the barrel bridge should be slightly moistened with oil DIAL SIDE f 6 A...

Страница 21: ...hed manually REFERENCE Hour flyback lever is Assembly 6 Hour register wheel is Assembly 8 REMARKS The simultaneous setting back to zero of the chronograph hands and the hour register hand is greatly s...

Страница 22: ...A Push Piece for Setting Back to Zero Assembly No 7 OILING End itA oi push piece should be slightly moistened with oil at point of contact with hour flyback lever DIAL SIDE 7 A...

Страница 23: ...to a zero position REMARKS When cleaning the hour register wheel and the driving pinion particular care should be taken to see that the teeth on these wheels are clean and free of grit OF dirt The tee...

Страница 24: ...The bottom pivot of hour register wheel should be oiled before replacing pivot in place in plate The top pivot should be oiled after barrel bridge is replaced B Hour Register Wheel Assembly No 8 DIAL...

Страница 25: ...to this wheel REMARKS When disassembling the chronograph each part should be carefully examined as it is removed from the movement Each part should be checked against the isometric drawings to see th...

Страница 26: ...d J l Hour Wheel Assembly No 9 OILING The hour wheel should not be oiled DIAL SIDE 9 A...

Страница 27: ...the chronograph mechanism If the sweep wheel remover is held perfectly upright in removing this wheel hazard of bending the fourth wheel pivot will be eliminated C ASSEMBLY PROCEDURE OF WHEEL OVER FO...

Страница 28: ...rth e of w om Wheel Over Fourth Wheel Assembly No 10 The wheel over fourth wheel should not be oiled OILING TRAIN SIDE lO A...

Страница 29: ...ead of clockwise it will be come tighter and may strip the threads in the plate or on the screw C ASSEMBLYPROCEDURE OF ACTUATING LEVER FOR HOUR BRAKE Place actuating lever for hour brake over proper h...

Страница 30: ...Actuating Lever for Hour Brake Assembly No 11 OILING The shoulder of screw on which actuating lever for hour brake pivots should be slightly moistened with oil TRiUN SIDE I I I I l1 A...

Страница 31: ...hook forcing it toward center of watch End A of spring should contact chronograph pivoted detent forcing it toward center of watch Hold spring in place with finger and replace beveled countersink scre...

Страница 32: ...d Actuating Detent Lever Spring Assembl Noo 12 OILING The following points of this spring should be slightly moistened with oil 1 End HA at point of contact with the chronograph pivoted detent 2 End B...

Страница 33: ...sh down in place with back of tweezers Replace beveled countersink screw BS 3 that holds this bridge in position D HAZARDSIN ASSEMBLYOF CHRONOGRAPHPIVOTED DETENT BRIDGE Bridge must be kept level when...

Страница 34: ...Detent Bridge Assembly No 13 el as iy lace ds TRAIN SIDE OILING The pivot in bushing in chronograph pivoted detent bridge should be oiled as you would properly oil a train pivot in a watch E of vot l...

Страница 35: ...to the seconds wheel when these wheels are engaged The intermediary wheel continues to turn as long as the watch is running REFERENCE Wheel over fourth wheel is Assembly 10 Seconds wheel is Assembly 2...

Страница 36: ...y No 14 i OILING The bottom pivot of intermediary wheel should be oiled before replacing pivot in place in chronograph pivoted detent The top pivot should be oiled alter bridge for this wheel is place...

Страница 37: ...move freely under head of screw and yet does not have ex cess freedom Detent must also be checked to see that it pivots freely on eccentric stud D REMARKS This chronograph is a semi instantaneous typ...

Страница 38: ...I Chronograph Pivoted Detent Assembly No 15 The eccentric stud that the chronograph pivoted detent pivots on should be slightly moistened with oil OILING TRAIN SIDE 15 A...

Страница 39: ...head t c of flyback lever Now turn fly back lever toward outside of watch while pressing down lightly and flyback lever will snap into position Now engage flyback lever spring between head of screw C...

Страница 40: ...The post on which flyback lever pivots 2 Shoulder of screw e on Ilyback lever that contacts flyback lever spring 3 Point D on flyback lever that contacts trip pin 4 Point F on flyback lever that conta...

Страница 41: ...is shown in the photograph C HAZARD8IN A8SEMBLYOF ACTUATINGDETENT LEVER Before tightening screw on detent check to see that pin B on detent is down in hole in joint hook D FUNCTION OF ACTUATINGDETENT...

Страница 42: ...sembly No 1 7 OILING The following points of actuating detent lever should be slightly moistened with oil 1 The shoulder of screw on which detent pivots 2 Pin HB on detent lever that holds joint hook...

Страница 43: ...ause the joint hook not to function properly D FUNCTIONOF 10INT HOOK The function of the joint hook is to turn the castle wheel the space of one ratchet tooth each time the end A of actuating detent l...

Страница 44: ...brake lever is not under or on top of seconds wheel Also make sure that end tiC of spring is not on top of screw head F D FUNCTION OF BRAKE LEVER The blade E of the brake lever engages end uD of this...

Страница 45: ...c o Brake Lever Assembly No 19 1 The shoulder of screw on which brake lever ptvots should be slightly moistened with oil OP ING ts TRAIN SIDE...

Страница 46: ...and holds it in this position until the flyback lever is dis engaged by the castle wheel 2 It holds the flyback lever in proper position on post in plate preventing it from riding up and coming out of...

Страница 47: ...G ld ree e i Lgh le e is 1 Flyback Lever Spring Assembly No 20 OILING End A of flyback lever spring should be oiled after replac ing flyback lever 0 TRAIN SIDE 20 A...

Страница 48: ...uld turn freely after bridge is replaced REFERENCE Minute register pawl is Assembly 22 C HAZARDS IN ASSEMBLY OF MINUTEREGISTERPAWL BRIDGE 1 Before tightening screw check to see that minute register pa...

Страница 49: ...nute Register Pawl Bridge Assembly No 21 OILING Pin A on minute register pawl bridge that holds minute re gister pawl in position should be slightly moistened with oil before replacing this bridge TRA...

Страница 50: ...e register pawl are as follows 2 It holds a tension on minute register wheel so that a bump or jar carmot alter the position of this wheel REFERENCE Minute register pawl bridge is Assembly 21 REMARKS...

Страница 51: ...i h vheel vhich Minute Register Pawl Assembly No 22 OILING The minute register pawl should not be oiled TRAIN SIDE 22 A...

Страница 52: ...n freely under the head of screw REFERENCE Seconds wheel and minute register wheel bridge is Assembly 24 D HAZARDSIN ASSEMBLYOF MINUTE REGISTER PAWL SPRING Handle spring carefully when replacing it as...

Страница 53: ...NG t NG d r s 2 Minute Register Pawl Spring Assembly No 23 A OILING The minute register pawl spring should be slightly moistened with oil at the point it contacts minute register pawl TRAIN SIDE 23 A...

Страница 54: ...or plate C ASSEMBLYPROCEDUREOF SECONDS WHEEL ANDMINUTE REGISTER WHEEL BRIDGE Place bridge on plate with steady pins over proper holes in plate Place top pivots of seconds wheel and minute register wh...

Страница 55: ...Seconds Wheel and Minute Register Wheel Bridge Assembly No 24 OILING The pivots in the jewels in this bridge should be oiled as you would properly oil a train pivot in a watch TRAIN SIDE 24 A...

Страница 56: ...s shown as HB on the isometric draw ing REFERENCE Seconds wheel dart tooth is Assembly 25 C Intermittent wheel IsAssembly 29 A Minute register wheel is Assembly 27 Flyback lever is Assembly 16 REMARKS...

Страница 57: ...n this ric draw 1 by the aeel minute is wheel ntial for a zero have to register agister wheel ite re i This zht back Seconds Wheel ssembly NOo25 A OILING The top pivot of seconds wheel should be oiled...

Страница 58: ...up Replace fillister head screw FS 6 After tightening this screw make sure that end A of spring is in the position shownin the photograph so that it cannot possibly contact the seconds wheel post REF...

Страница 59: ...Seconds Wheel Tension Spring Assembly No 26 OILING The seconds wheel tension spring should not be oiled r TRAIN SIDE 26 A...

Страница 60: ...is returned to a zero position by the flyback lever contacting the heart on minute register wheel r The heart on this wheel is set eccentric When the flat end of flyback lever contacts the eccentric h...

Страница 61: ...The rback n ross t zero iosf art it bring lyback 1 it was S in Minute Register Whee Assembly No 27 B A OILING The top pivot of minute register wheel should be oiled after the bridge for this wheel is...

Страница 62: ...photograph Be sure end A of spring is on top of lip tlBH of intermit tent lever and wheel assembly Replace fillister head screw FS 7 REFERENCE Intermittent lever and wheel assembly is Assembly 29 C FU...

Страница 63: ...rmit is mit to en t wn 19 out 25 C l I 7 A Intermittent Lever Spring Assembly No 28 OILING End A of intermittent lever spring should be slightly moistened with oil at point it contacts intermittent le...

Страница 64: ...t this time The intermittent wheel should be carefully checked to see that it has proper endshake and spins freely in the intermittent lever This wheel must of necessity spin freely as any excess fric...

Страница 65: ...el dart t wheel nmg S ter rte iet I as 5 wheel I 1 I I Intermittent Lever and A Wheel Assemblv 8 Assembly No 29 OILING The post on which intermittent lever and wheel assembly piv ots should be slightl...

Страница 66: ...ENCE Trip pin is Assembly 31 D FUNCTIONOF TRIP PIN SPRING The function of the trip pin spring is to hold a tension on the trip pin to engage this pin with the flyback lever and hold it engaged until i...

Страница 67: ...er re I 1 t in to Is is to crew er 10 n 7 B c Trip Pin Spring Assembly No 30 OILING End A of trip pin spring where it contacts trip pin should be slightly moistened with otl TRAIN SIDE 30 A...

Страница 68: ...vot or turn to perform their function are held in place by shouldered screws Each part should be checked to see that the shoulder of screw properly fits this part so it will function correctly The dia...

Страница 69: ...d Trip Pin Assembly No 31 l 1 end 70m vhen ed Pivot of trip pin that fits in plate should be Slightly moistened with en OILING TRAIN SIDE n to sws w I 1 II I uld I lead t e I d 1 I en I 31 A...

Страница 70: ...plate Press pawl down in position and replace beveled countersink screw BS 4 C FUNCTIONOF CASTLE WHEEL PAWL The functions of the castle wheel pawl are as follows 1 This pawl correctly spaces the turn...

Страница 71: ...A Castle Wheel Pawl Assembly No 32 OILING The castle wheel pawl should not be oiled I 1 I I 1 TRAIN SIDE 32 A...

Страница 72: ...NCE Intermediary wheel is Assembly 14 Seconds wheel is Assembly 25 Brake lever is Assembly 19 Hour register wheel is Assembly 8 F lyback lever is Assembly 16 Hour brake lever is Assembly 2 Minute regi...

Страница 73: ...ightly moistened with oil 1 The hollow post in plate on which castle wheel pivots 2 The columns A on castle wheel at the points that they contact the parts of this mechanism 3 The ratchet teeth B on c...

Страница 74: ...B of spring that hold pinion in position down Now place this assembly on long pivot of barrel arbor with the pinion up as shown in drawing at bottom of page Now replace fillister head screws FS IO and...

Страница 75: ...rAND crews riv be r e I I I OILING The following parts should be oiled 1 The part of driving pinion that contacts barrel cap 2 The barrel arbor pivot on which driving pinion pivots Caution Do not ove...

Страница 76: ...eel and minute register wheel from return ing to a zero position a F lyback lever spring not holding a proper tension on flyback lever b The seconds wheel or minute register wheel binding and not turn...

Страница 77: ...mittent wheel to move away from seconds wheel dart tooth may be caused by improper adjustment of eccentric stud ES 4 See adjustment of eccentric studs 2 PRESS THE BUTTON AT THE RIGHT OF THE PENDANT RE...

Страница 78: ...the dart tooth make s one revolution 3 PUSH THE BUTTON AT THE RIGHT OF THE PENDANT RELEASE IT ANDCHECK THE FOLLOWING A A Check to see that trip pin is holding the flyback lever a way from the center...

Страница 79: ...n the barrel arbor 5 RELEASE THE BUTTON AND CHECK THE FOLLOWING A Check to see that the hour flyback lever has returned to its original position CORRECTION The following errors may prevent the hour fl...

Страница 80: ...it the hour flyback lever to contact the heart on hour register wheel D 8 Remove the movement from case replace dial and hands and replace movement in case PUSH THE BUTTON AT THE LEFT OF THE PENDANT R...

Страница 81: ...to minute register wheel 1 ze r D Let the chronograph run for a period of time and check to see that hour register hand correctly registers the pas sage of hour s CORRECTION The following errors may p...

Страница 82: ...ong as watch is running i I I I I I I I I SPLIT SECOND SCALE C This scale is divided into 300 divisions each indicating 1 5 of a second Every fifth division is marked with extra long lines denot ing o...

Страница 83: ...Whenthe flyback lever is held in toward the center of the watch place the sweep second hand at 60 on split second scale C Place the minute register hand at 30 on minute register scale lD Place the hou...

Страница 84: ...ical details com prising over sixty seven 67 different trade names of chronographs Therefore all persons are hereby warned that everything contained herein is original mater ial text illustrations dra...

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