Olympus OM-2 Service Manual Part 3 of 5
Contents
1. ORDER OF DISASSEMBLY al 2 3 5 Q 73 8 ORDER OF DISASSEMBLY CONTENTS Removal of CE0503 Top cover Separation of CE0502 Front casting from Die cast Body 1 Removal of CE0502 2 Order of Decking Removal of CE0914 M circuit board 1 Order of Placement of CE0914 Disassembly of the Shutter See the Repair Manual for OM 1 W 3 ae Removal of the Shutter Curtain See the Repair Manual for OM 1 P Removal of CE0801 S base plate Disassembly of the Film Wind Mechanism See the Repair Manual for OM 1 Disassembly of CE0502 Front casting 1 Order of Assembling of Meter Movable Section ugg lt Page 49 Caution mark at the head of the part number shows the part which should not be touched directly by fingers Be sure to cover fingers with rubber fingerstalls and use new ones when they are discolored to prevent rusting 1 Removal of CE0503 Parts to ou Removable Rese Q ty Tool Used Bae Remarks CA9030 1 Ec T nut CA9030G Screw driver 4 CA8752 1 Ke Single body Pin face hole of CA9135 and FW lever CA8752G f CA9135 hole of CA8752 are accorded holder Screw caa7s2 and the parts are removable driver A753 together in one body Single body cA9180 CA8751 CA8806 cagi8i CA8777 1 Ke KC CA8777G is made of Fastening CA8777G aluminum and take care not ring Screw scratch driver CA8725 1 KC 0071M_ Single2. L 25200 1 Removal of CE0502 Front casting Set the SW base plate to the OFF position keep the mirror up with the finger and remove while moving CE0502 slightly up and down so that its upper part is removed first When the upper part has been removed continue the removal so as to remove the part on the self timer side There is the possibility of breaking the vinyl covering of white and yellow LWs of CE640 when moving up and down Thus displace the LWs sideways to prevent the above When CE0502 is removed CE0955 may be hooked In such case thus pay attention not to break the LW and make scratches on the mirror 2 Order of Docking 1 Preparation on the Die cast Body Side a Set CE0902 to the OFF position Never turn CE0902 except the Film Rad oblique line portion in the right Surface illustration to prevent the defor mation of the contact piece b Set CE0829 to 1 1000 After setting keep it unmoved until four front screws are tightened c Return to the pre winding condition to protect the opening shutter curtain 2 Preparation on the CE0502 Side a Set CA9483 to the OFF position b Set the shutter dial to 1 1000 E0902 c Return to the condition before the mirror charge 3 Docking a Pass the red and black LWs coming out below CE0502 through the LW hole of the body b When CE0955 is wired by the LW flip up the mirror with the finger and place it into the mirror b
3. Overlapping of curtain holders The overlapping of curtain holders should be 2 5mm or more at every position of the picture screen the curtain holder width is 3mm 2 Opening See the OM 1 Repair Manual 3 7 0 3 when the curtain stops k protrusion of gear A k Note at improper is struck against position CA8538 opening curtain gt CE0857 CE0801 S plate CA8519 sylinder shaft A gt CA8661 sie See the OM 1 Repair CA8517 sylinder stopper gt Cassss Soe ine locating seat CA8501 S plate gt CE0801 3 Brake ad See the OM 1 Repair Manual See the OM 1 Repair justment Note Manual improper CA8501 S plate gt CE0801 A eccentric should be turned clock wise The part with which a clearance of 0 05 0 2mm is not obtained is acceptable if its metallic striking noise against CE0801 S plate is not heard Egia Cause Remedy Checkup 4 Spring ten sion of CA8586 weak See the OM 1 Repair Manual Note CA8501 S plate gt CE0801 5 A fitting strip 2 not operating properly See the OM 1 Repair Manual 6 Inaccuracy in surface finish of fric tion ring of CA8661 sylinder shaft A See the OM 1 Repair Manual 3 Shutter locked Cause Remedy 1 Defective power supply a Check battery voltage b Check shortcircuit between metallic dowel of CE0942 switching board and CA9483 SW plate c Check shortcircuit between E0507
4. cell cover and PUK1 5SN Checkup The lock voltage is 2 34 0 04V or less 2 Defective CE0801 S plate a Check if clearance between CE0847 lock lever and CE0833 opening claw B is small CE0833 opening claw B A CE0810 top shaft 2 A ee E0847 lock lever When CE0302 front plate is unremoved remove CE0504 bottom plate and look through the hole of CE0514 tripod seat The use of loupe of 10 20 magnifica tions is recommend able entPan Cause Remedy Checkup CE0808 closing spring CE0807 hitting pin E0811 holder plate Set the shutter dial to any positions other than B press closing claw A lightly to the MG and operate CE0833 opening claw B and con firm that the clearance is as above when CE0833 passes the tip of E0847 lock lever This adjust ment is to be done with CE0810 top shaft 2 CE0302 front plate should have been removed b CE0836 opening spring A is weaker than CE0808 closing spring CE0833 opening claw B E0847 lock lever Replace CE0836 opening spring A c CE0811 holder plate rides over the dump stopper of CE0816 closing claw A CE0816 closing claw A Dump Stopper Replace CE0811 which is fixed to CE0816 with E ring CE0514 tripod seat Zine CE0886 release plate B Look through this hole CE0836 opening spring A Take care not to hurt the attra
5. of CE0829 is excessive The replacement should be done after E0914 M circuit board is removed 2 Defective a Insufficient driving force due to CE0886 defective operation of CE0886 release plate B b Excessive force of CE0833 opening claw B Clean or replace the part 6 Shutter fully opened both at AUTO and MANUAL a Cause Remedy Checkup 1 Lead a Shortcircuit between purple lead Normal if resistance wire and wire and main body between auto synch relateds contact CE0526 and main body is 10K 2 when measured by a tester n Cause Remedy Checkup 2 Trigger and relateds a CE0932 T contact piece B is being disengaged from CE0930 T holder and always turned on CE0930 T holder TPin T Contact Piece A E0932 T contact piece B The above illustration shows the condition of CE0930 and T contact pieces A and B after winding the film uiii e n b CE0931 T holder contacts CE0930 T contact piece A c The T contact pieces and B are not separated Adjustment should be made as above CE0932 T contact piece B CE0930 T holder AA 0 3mm or more The above illustration shows the position of CE0932 after winding 0 5mm or more T Contact Piece A CE0932 T contact piece B The above illustration shows the position of T contact pieces A B after winding the film After the opening curtain runs the con tacts should
6. 8 Shutter curtain fully opened at MANUAL P 8 9 Shutter not released mechanical fault ayes a2 erp Page 10 Defective shutter speed at AUTO PEE e 83 11 Defective shutter speed at MANUAL ast 1B 12 Manual shutter speed adjustment baok 85 Specification Standards for Manual Shutter Speed 30 13 Automatic shutter speed adjustment 91 14 Diagnostic chart for defective shutter electronic parts 93 Shutter is left opened both in AUTO and MANUAL 94 EE high luminance or 96 High ASA or sees 98 Auto limiter 100 E0914 M circuit board 1 Precautions for repairing M circuit board 101 2 Adjustment of M circuit board P 102 3 Operation check of M circuit board f 105 EXPOSURE METER 1 Meter needle stuck Ba dei a te en os dhe a EOE 2 Indication accuracy improper b Asie ek 2H ate aes aie ay ROB Exposure Meter Circuit Diagram and Role of Each Resistor ei Sie Sigs 28 os es 113 Matching Resistance and Change in Meter Deflection 115 3 Improper position of meter needle St ene Se 116 4 Improper position of CE0547 viewfinder indication plate 117 5 Improper changing of shutter speed E TEEI 118 Threading of CE0602 B cord 1 119 6 Improper coupling of CE0522 coupling ring 120 Threading of CE0603 B cord 2 REPRAN 7 Excessive indication difference between AUTO and MANUAL Bali aon zst a pira
7. CE0543 Right side See the Repair Manual for OM 1 plate CA8410 Left side See the Repair Manual for OM 1 plate 80 OTHERS OUTLINE OF REPAIRS CONTENTS Page FILM WINDING amp SHUTTER RELEASE MECHANISMS 1 Winding binds BARREA VE ske 64 2 Winding impossible ee se 64 3 Shutter automatically released immediately upon completion of winding ie A 65 4 Excessive or insufficient winding 65 5 Wind lock improper T O Mage A i 88 6 Shutter can be released during or prior to winding 66 7 Ineffective detent siga 66 8 Winding not smooth 5 Sai s nd RSs 2 WB 9 Wind lever not return or binds Se TE 10 Shutter releasing position of button too deep or shallow 67 11 Heavy release button Sei e PA 68 12 Perforation position improper P Et TIFE 13 Film counter plate not progress or return to S 68 14 S mark out of position A TEE 15 Insufficient allowance after shutter release by self timer 70 16 CA9072 ST lever titled pistes 70 SHUTTER amp MIRROR MECHANISMS 1 Curtain speed improper 70 2 Opening curtain bounces Re hie 2 Cass sig 120 3 Shutter locked ETER eip Sale Be ewes aan ta 4 Shutter not locked aara Be Le is te 76 5 Shutter lock not released lt 78 6 Shutter curtain fully opened both at AUTO and MANUAL 78 7 Shutter curtain fully opened at AUTO P56 bate berg 180
8. CE0640 Base plate A Remove the 2 2 battery compart ment LW RBJ B170 from CA9483 SW base plate RBJ B170 Black Remove the Reference Lower cover should be then red LW 2 Red LW of being removed RBJ R47 the front Red and Black LWs of the front casting is casting and removable the red LW from the FP RBJ R125 contact piece i ed LW ot he j the die cast LW Storage patton body bottom s is remova ble from the The above illustration shows X contact the condition with the lower piece cover removed nee Q ty Tool Used eta Remarks Remove the gt Black LW black LW of the front RBJ B60 casting is of the front removable casting and from the the black main switch UDE gt Black LW B100 of i of the die the aie cast bod cast body wi ar bottom is removable from the MG PUK1 4 1 Plus Screw CE0951 404ST driver CA9156 2 Tweezers Raise the movable mirror Light prooi with finger before the removal padding CE0955 1 Caution e viii CE0955 is soldered to CE0914 with the lead wire but the removal of Adhered to the arrowed the solder is portion with pliobond unnecessary ca9155 4 Plus Serew Before removing the screw Screw driver peel off CA9102 and CAS103 For CA9103 it is sufficient to peel off the half from the strap eyelet R side in the self lever direction PUK1 7 2 Plus Screw SM Frame 516SO driver CE0502 Screw
9. to take off CA8875 Q O Positioning Screw Protrusion of CE0829 Disassembly of the Shutter Part of the lower side of the die cast body 3 Remove two PSK2 x 2SO Bellock is attached Remove one PSK2 x 2 8SO Bellock is unusable Then CE0801 comes off 7 Disassembly of the Film Wind Mechanism See the Repair Manual for OM 1 8 Disassembly of CE0502 Front casting CE0502 should be being separated from die cast body Parts to Removable Main Parts Renove Qty a Remarks v 40 CA3077 1 Remove CA9077 and PSK1 4 Self timer Pinch x 2 5SO with CA9111 fully lowered eae las After the removal set CA9074 to the stop position to stop it cago71 1 Single body the ao Stopper casot2 Paaa ne g Ca9086 ca9075 cas PSK2 x 2 v4o Be sure to interlock CA9074 350 Self timer with self timer when assem bling Lc4o86 PuKi 7 2 cEos2s Penteprism 31450 CE0526 PUK1 7 x 2 CE0536 Remove PUK screw from SW 2 250 CA8936 base plate side LC4086 CE0547 CE0539 2 Single body Remove from SW base plate Indication SL shaft ese side Pee s E0547 Take sufficient care not to scratch CE0547 Clean with Ligroine if soiled Meter CA9008 3 CE0635 Movable Pulley Section screw DS4001 Parts to ny Removable Main Parts Romae Q ty ae Remarks Meter PUKI 7x 2 Movable 250 Single body Section f rcaagai EPE M
10. 21 0 When sprocket is pressed toward mask in wound condition the distance between edge of mask and sprocket tooth should be 21 0 0 5mm 13 Film counter plate not progress or return to S Cause Remedy Checkup 1 Improper positioning of CE0518 claw gear See the OM 1 Repair Manual Note CA8784 frame gear gt CE0517 CA8785 claw gear gt CE0518 See the OM 1 Repair Manual 68 Cause Remedy Checkup 2 Improper See the OM 1 Repair Manual positioning of CE0516 FC returning lever CA8775 gt CA9186 CA8778 gt CE0S16 Note 3 Deformed See the OM 1 Repair Manual CA8786 C ring 4 Improper See the OM 1 Repair Manual See the OM 1 Repair positioning of Manual frame stopper 5 Adjustment See the OM 1 Repair Manual of E pin 4 6 Frame See the OM 1 Repair Manual spring entangled 7 Frame See the OM 1 Repair Manual window of top plate and frame plate rubbed each other 14 S mark out of position Cause Remedy Checkup 1 Adjustment See the OM 1 Repair Manual See the OM 1 Repair of CA9184 Sees Manual KS pin Note CA8807 KS pin CAgi8 CA8798 KS shaft 2CA8848 2 Improper Correct the position gluing position of frame plate anii 15 Insufficient allowance after shutter release by self timer Su Cause 1 Adjustment of shutter matching Remedy See the OM 1 Repa
11. ation of related parts 6 Shutter can See the OM 1 Repair Manual See the OM 1 Repair Manual be released during or prior to winding Cause Remedy Checkup 1 Improper operation of related parts See the OM 1 Repair Manual See the OM 1 Repair Manual 7 Ineffective detent Cause 1 Improper operation or adjustment of CA8819 K detent Remedy Checkup See the OM 1 Repair Manual See the OM 1 Repair Manual 8 Winding not smooth Cause Remedy Checkup 1 Engagement of CA8828 2 gear and CA8836 3 gear stuck together Adjust at mounting position of E0801 S plate Winding shall be smooth without excess grating squeak etc 2 Delayed release of CA8586 A lever spring See the OM 1 Repair Manual 3 CE0851 A fitting strip 2 stuck Check related parts and repair 4 Heavy charging force of CA84i2 M charge See the OM 1 Repair Manual 20 1 D10 The charging force should be 430 500g 86 gt Cause Remedy Checkup 5 Engaging of each gear unsmooth See the OM 1 Repair Manual 20 1 D10 9 Wind lever not return or binds Cause Remedy Checkup 1 Top plate mounted off When CE0503 Top cover is mounted off position it will cause position CA8753 lever trimming and CE0531 button seat to rub each other The mounting position of CE0503 should be adj
12. body CA8733 is easy to be deform R Knob Wrench C9150 and thus the jig at left must CA8730 be used Caeza1 PSK1 7x 2 Plus Screw CE0503 unit Prior to the removal of 48B driver CE0525 CE0503 set the switching Screw CE0527 lever to the OFF position and 0 3 ea ASA to 100 CA8722 kem The OFF and ASA 100 setting opisa on the body side are as follow 0 1 ea Sr Parts to Remove Q ty Tool Used T Removable Parts OFF Position of SW base plate Q ASA 100 Position of AR base plate me 2 Separation of C Basically ther E0502 Front casting from Die cast Body e is no difference as compared with OM 1 but the number of soldered portion is increased TT Parts to Qty Tool Used Removable Tani Remove Parts CE0524 1 Soldering Thermo CE0503 should be then being Lead Wire Iron constrictive removed Tube Remove first from the vinyl tube portion LW on the die cast body side is white CE0526 1 Unger Thermo Remove the portion between Lead Wire Three wire constrictive 10Ka resistor and purple Soldering Tube LW RBJ M115 Iron SE Q ty Tool Used Rees Remarks Remove the 1 Soldering SST 2 soldered Iron of 20W 5 B checker or less FS gw Base Plate LW RBJ TAS 7 B30 from ZA S CA9483 src Wt SW base mite RDI B30 Remove the 2 soldered two LWs RBJ Y105 RBJ W105 of
13. bout 0 2mm when the shutter is charged Adjust it by bending the tip of CE0886 Look through the hole lof CE0514 tripod seat See Section II 3 2 a TB Cause Remedy Checkup CE0886 release plate B e CE0833 opening claw B Oz b CE0886 should be disengaged from the hook of CE0885 release plate B smoothly when operating CE0885 in the film wound condition c There should be a clearance See Section II 3 2 a between CE0833 opening claw B and CE0847 lock lever when strik ing the CE0816 closing claw A against MG except at B d When CE0885 is disengaged by _ See through the hole of one step except at B CE0833 CE0514 using a magni should be engaged by 0 3mm or fier and confirm more with a clearance at the notch of lock lever CE0833 opening claw B CE0810 0 3mm or more FAS Lock Lever Adjust with CE0810 top shaft 2 e When CE0885 is disengaged by two steps CE0833 should be locked by the notch of lock lever 0 7mm or more See Section II 3 2 a erani 5 Shutter lock not released T Cause Remedy Checkup 1 Defective a CE0847 lock lever does not Even when CE0829 is CE0829 engage with CE0829 slightly moved up and speed gear down CE0847 should be engaged therewith x by more than 2 3 of the E0847 lock lever Plate thickness E0829 speed gear Adjust the bending of CE0847 or replace CE0829 when the backlash
14. ctive surface of CE0811 If not attractive force will be decreased min Cause Remedy Checkup Slit se Improper MG position E0811 holder plate E0813 MG base Adjust PUK and HK screws so that MG plate is made parallel at the center of CE0811 holder plate 3V Tester d MG attractive force is too weak Attractive force should be 60grs or greater at 1 8V i Tension Gauge e Coil is broken Normal if coil is con ductive when checking by a 6V tester with about 6002 resistance If nonconductive replace MG 3 Defective main switch a Check for brakage of each contact piece of main switch b Solder of main switch is removed c The main switch is contacted improperly 74 Cause Remedy Checkup CE0591 SW circuit board Remove CE0503 top plate and Normal if resistance E0955 mat with the mirror kept is 00 up and check by a tester if there is conduction 4 Defective a Check RBJ B170 black LW Take out batteries lead wire between the battery compartment disconnect the black and CE0591 for shortcircuit b CE0507 cell cover and PUK1 7 5SN are shortcircuited c The black lead wire is jammed between the main body and CE0502 front plate on the upper side of the main switch lead wire from SW circuit board and check for shortcircuit with the body by a tester Normal if resistance is 109 and on th
15. e reverse side when measuring with the probe of the tester applied to the black LW and the probe to the body 5 Defective E0914 M circuit board a Check for the ineffective solder ing on FET and correct the solder ing b Shortcircuit with IS001 As the metal case of IC is applied with negative potential it is short circuited if contacted to IS001 body k in Cause Remedy Checkup 6 Defective CE0645 AR circuit board Adjustment of IC height The clearance between CE0914 M circuit board and IC is to be made about 0 3mm 0 3 clearance jig is available c Shortcircuit between CE0913 change plate 3 and soldered portion d Shutter lock at high ASA setting due to OFFset change See the section for OF Fset adjust ment Check above and make necessary repair a Shorteircuit between CE0636 A contact piece 1 and periphery of E0644 cam holder b Shortcircuit between the soldered portion of CE0637 A contact piece 2 and CE0643 A cam c Shortcircuit between CE0637 and E0644 cam holder due to the mounting of CE0503 top plate d Shortcircuit between CEO645 AR circuit board and CE0501 body Check for above points and make necessary repair 4 Shutter not locked Cause Remedy Checkup 1 Improper adjustment of CE0886 release plate B a The clearance between CE0833 opening claw B and CE0886 should be a
16. eter Remove 1 CE0626 the solder Meter ing of Movable CA9483 Section SW base plate E CE0642 1 C washer O Remove in this state CE0666 1 Single body Just loosen CE0666 leit A screw Es hand screw aiiin Displace A contact piece 1 sideways and remove A cam HK1 4 1 cE0629 Just displace sideways not to 633SN hook when taking out the meter movable part in the next step i PUK1 4 2 cE0626 Take care not to lose teflon 60550 CE0647 tube CE0622 kea Movable Take care not to break i CE0640 1 Order of Assembly of Meter Movable Parts 1 Hook CE0647 to CE0625 as shown in the right illustration 58 E CE0643 should be being disengaged and the stopper screw of CE0629 should be being removed 2 Apply thin coat of grease 023P to the part of the meter movable section to be inserted into the bearing of CE0625 and the part to be inserted into X the bearing of CE0626 and insert them into Se CE0626 3 Stop HK1 4 633SN of CE0629 4 Place CE0626 and fix it with two bellock attached PUK1 4 605500 Setting Manner of CE0626 S Place the half of CE0626 on the meter movable section and slide it under the A lever while pushing Ralley Holder it downward e 5 Hook CE0647 which was hooked to CE0625 4 A Pulley Gear on the protrusion of the frame of the meter deg movable section S PEREN 6 Place CE0643 fix it with CE0642 and finally j fix it with CE0666 left hand screw a
17. fter positioning for the A contact piece NE Goas 7 Remove PUK1 7 406S0 disengage the pulley gear which is made in one body with CA8981 x and decide the tooth position as shown in the right P Gear illustration j 2 5 Teeth Note At ASA 12 the eccentric of A lever 2 is centered See pane Parts to ny Removable Main Parts Remove OY Barts Remarks E0579 Remove the 1 CE0580 white LW FP contact BRJ W17 point of CE0579 F contact CE0582 2 CE0579 Take sufficient care when T screw CA8901 assembling CE0582 as it is CE0580 asy to break San Glue the red LW to the origi nal position when assembling Main Parts Parts to Quy Removable Remarks Remove Parts CE0871 PUKI 4 x 2 Single body CE0872 1 650 CE0871 LW of CE0871 Main CE0872 switch LCE0874 Note that some are provided with a sub switch SW Base Ph Soldering Point of Black LW of Main Switch This should be done with E0579 and CE0580 removed CE0555 PUK2 x 3 Single body Circuit 4 5SG f CA8877 board B CA8888 CE0520 CE0521 Inseparable because these CE0522 are combined with B cord PSK1 4 x 4 cEosi9 For the incorporation of the 280 E0650 reset button it is recommend able to set it on the front cover and then provide to CE0502 together therewith PUK1 4 x 2 CE0553 1 650 PUK2x2 5 2 CEOSS5 Loosen B cord of CE0546 so and remove circuit board B and SL contact piece together
18. ir Manual Checkup See the OM 1 Repair Manual 16 CA9072 ST lever titled Cause Remedy Checkup 1 S stopper pin of self timer not pro perly adjusted See the OM 1 Repair Manual See the OM 1 Repair Manual I SHUTTER amp MIRROR MECHANISMS 1 Curtain speed improper Cause Remedy Checkup me eei 1 Improper _ See the OM 1 Repair Manual The speed of both adjustment of Note Never touch or smudge the CUrtains should be CA853i ten x 11 5 0 1ms curtain to prevent change in EE sion nut values The speed of opening curtain is desirablly faster 2 Opening curtain bounces Cause Remedy Checkup 1 Adjustment of curtain posi tion improper at See the OM 1 Repair Manual Note Do not touch or smudge the curtain CA8519 sylinder shaft A gt CA8661 CA8592 opening claw gt CE0832 CA8520 sylinder shaft B gt CA8662 CA8521 bottom stopper gt CA 9382 CA8522 top stopper gt CA9388 Closing Curtain oe sais Opening Curtain Mask Cause Remedy Checkup Fine adjustment Inclination of curtain Rotate CA8666 locating seat of The parallelism cylinders A and B for fine adjust against camera mask ment of opening and closing curtain should be 0 2 or less positions in the vertical direc tion e Metallic Mask Curtain Holder a Difference between a and b should be 0 2 or less
19. ox c Insert CE0955 from the lower right portion into the body so as to insert the id Body CE0914 CE0914 ldo Hole for LW R shaft side first Take care not to jam each LW pay attention because CE0902 is easy to move angis d Make sure that the pin underneath CA9483 and the groove of CE0902 are accorded verify switching e Hook the self timer on the screw of the release plate f Tighten four CA9155 Apply CE0502 to A the lower right side and fasten it in the diagonal direction t 3 Removal of CE0914 M circuit board CE0502 should be being removed Removable Parts Parts to Remove Qy kpa Remarks Remove 1 Pincette bonding of each RBJ W105 white LW and RBJ Y105 yellow LW Re bonding must be made on the original bonding position Desolder i Unger Green LW green and each Three wire Orange LW orange Soldering LWs of Iron CE0942 Desolder 1 4 cCa8076 brown LW RBJ C95 on the die cast body bottom zais Parts to Remove Y Tool Used Removable Parts Remarks Desolder 1 purple each LW RBJ M25 and black LW RBJ B25 of magnet Unger Three wire Soldering Iron Desolder 1 purple LW RBJ M115 of die cast body and purple LW RBJ M20 of CE0938 Peel green brown and orange LWs bonded to die cast body bottom CA8076 After peeling off the bonding pull each LW from unde
20. positively be turned off 3 Defective CE0914 M circuit board CE0935 K contact piece lt a Improper soldering of FET defective 1V line b Defective 15001 OF Fset dis placed c Broken or disengaged CE0935 K contact piece _K Shaft Cam Shaft Cause Remedy ches e d Displaced posi speed gear When each hole comes to the front arrowed location corresponding shutter speed is set The above illustration shows B setting ee Co e Pattern to K shaft is broken See the i justration in c 7 Shutter fully opened at AUTO K Contact Piece Cause Remedy Checkup 1 Broken a White LW RBJ W105 or yellow wire or con LW RBJ Y105 of CE0640 circuit tact failure board A is broken or poorly of ASA soldered resistor b Broken pattern due to damaged CE0640 c Contact failure of CE0636 and CE0637 A contact pieces 1 2 2 Contact a Insufficient switching due to failure of __ insufficient adjustment of CE0910 CE0935 K charge plate 2 contact piece of 0 5mm or less A A snows b Soiled or dusty contacting DY Uae be surface There should be a clearance Y ip i Should K Contact Piece 80 gt Cause Remedy Checkup 3 Defective a The condenser for AUTO is dis condenser connected or poorly soldered for AUTO b Shortcircuit in the condenser for AUTO Conden
21. r CE0515 CE0923 1 Screw Flat Compass Single body CE0914 Enss CE0915 CE0829 Caution 1 Rubber fingerstalls must be used 2 The screwdriver adjusting resistor must not be rotated 3 The oblique line portions in the illustration below should never be smudged 4 c 1 Order of Placement of CE0914 Use rubber fingerstalls 1 Pass brown green and orange LWs of CE0914 through the LW hole of die cast body 2 Set the protrusion of CE0829 toward you and with CE0914 the notch of CE0915 toward you 3 Accord CE0913 with CE0916 of CE0914 CE0913 is to be recommendably set to the MANUAL position Push into CE0913 with CE0916 4 Match T pin with CE0931 of CE0914 The released shutter condition is recommendable 5 Put the position hole of E0914 on the positioning screw and at the same time match CE0829 with CE0915 6 Fix CE0914 to the die cast body with CE0923 7 Solder each LW referring to the preceding page and adhere them to the predetermined position See the Repair Manual for OM 1 Removal of the Shutter Curtain See the Repair Manual for OM 1 6 Removal of CE0801 S base plate KZ T Pin fod A 2 J Positioning Pin Hole for LW O Ra Protrusion T Contact Piece A T Pin 1 Disengage cylinders A and B of the shutter curtain See the Repair Manual for OM 1 2 Remove two PSK1 7 x 3 5SO
22. ser for AUTO 8 Shutter fully opened at MANUAL Cause Remedy Checkup 1 Defective a CE0915 speed cir cuit board b c White LW RBJ W20 or yellow LW RBJ Y30 of CE0915 is broken or poorly soldered Contact failure of CE0925 Broken pattern of CE0915 MCircuit Board E cE0915 speed RTA circuit board CE0925 speed plate 2 Contact fa failure of CE0935 K contact piece Soiled or dusty contacting surface Should positively be contacted J 5 K Contact Piece alla K Contact Piece 3 Defective a condenser for MANUAL b The condenser is disconnected or poorly soldered Shortcircuit in the condenser Condenser for MANUAL SA D ahit
23. the OM 1 Repair Manual See the OM 1 Repair Manual 20 I D6 6C 4 Loosened CA9174 L bearing See the OM 1 Repair Manual 64 3 Shutter automatically released curtain runs immediately upon completion of winding Cause Remedy Checkup 1 Insufficient engagement between CE0836 opening claw A and Gear A At Gear A least L 5 A a If insufficient in horizontal di rection replace either CE0836 or Gear A whole assembly of CE0802 Gears A and B Curtain should not run and next winding should be impossible until release button is depressed E0836 opening claw A b If insufficient in vertical direc tion gt Bend CE0836 opening claw to adjust e Adjust backlash of CE0836 e Replace CE0836 Replace Gear A whole assembly of CE0802 Gears A and B 2 Improper engagement of CE0839 M Lever and CE0852 B Lever See the OM 1 Repair Manual See the OM 1 Repair Manual 4 Excessive or insufficient winding Cause Remedy Checkup 1 Improper adjustment of front eccentric See the OM 1 Repair Manual Gently wind up and see if there isa 0 1 0 3mm clear ance until CE0836 opening claw stops after it drops in Gear A 2 Delayed re lease of CA8824 lock lever See the OM 1 Repair Manual See the OM 1 Repair Manual 65 5 Wind lock improper Cause Remedy Checkup 1 Improper oper
24. ti 8 Excessive difference in going and returning meter needle deflection owing to aperture ring aa an the 22d meti Page E o dd See Ateneo oe Be nd ag 122 1 Each ASA position of CE0645 AR circuit board 122 2 Mounting of CE0635 pulley M 122 3 Mounting of exposure meter wi Nena hue See 4 Cleaning of CE0547 viewfinder indication plate 122 5 Constant voltage power supply M 122 V PERFORMANCES b Parbo aaisa a i E S 2 WX contacts not conductive zerran NATT LE 3 Improper time lag of FP contact acca s gt 126 VI OTHER 1 Improper battery checker indication 6 eas 127 ergani 1 FILM WINDING amp SHUTTER RELEASE MECHANISMS 1 Winding binds Cause Remedy Checkup 1 Improper selection of CA8844 spring lever See the OM 1 Repair Manual See the OM 1 Repair Manual 20 1 D5 2 Adjustment of brake force improper See the OM 1 Repair Manual 2 Winding impossible Cause Remedy Checkup 1 Parts spring screw etc coming loose or fallen off a Check parts relative to film winding b Check if any shutter part dropped off c Check springs and screws of front plate parts for loosening or falling off Make necessary repairs 2 CA9051 ST screw stuck with CA9044 K inner plate See the OM 1 Repair Manual See the OM 1 Repair Manual 20 I D6 3 Defective CA8419 low ering hook See
25. usted 2 CA8774 See the OM 1 Repair Manual lever spring 20 1 D11 and CA9185 frame spring worn out broken or entagled See a a ee 3 Loosened CA9113 gear holder See the OM 1 Repair Manual 20 D11 Wind lever should return surely no matter whether film is loaded or not 10 Shutter releasing position of button too deep or shallow Cause Remedy Checkup 1 Improper adjustment of CA9084 button shaft With film wound condition CA9084 or release screw should be adjusted so that clearance between CE0854 bulb plate and escape pin is 0 1 0 3 Escape Pin CA8842 KS lever Taking the upper edge surface of E0531 button seat as a reference the shutter should be released within 0 05 0 15 CE0854 bulb plate 87 11 Heavy release button Cause Remedy Checkup 1 Operation of release plate Check and make necessary repairs 2 Releasing force of lifting hook 3 Operation of CE0853 KL plate Releasing force of button should be 240 50grs Releasing force of lifting hook should be 50grs or less 12 Perforation position improper Cause Remedy Checkup 1 Improper See the OM 1 Repair Manual See the OM 1 Repair position of 20 1 D13 Manual sprocket Note CA8785 claw gear gt CE0518 2 Detent in effective on the way of winding See the OM 1 Repair Manual me a5
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