ASAHI PENTAX S3 Service Manual Download Page 45

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B32 *

X lever retainer plate

B33 *

Protector plate pin

B35

Mirror actuator lever shaft

B36

Mirror actuator lever retainer screw

B37 *

2nd dia lever checker plate rivet

B38 *

Mirror actuator lever spring hanger A

B39 *

Mirror actuator lever spring hanger B

B10 *

Curtain actuator lever stay

B41

Actuator lever spring hanger

B42 *

Mirror seat lug stud

B43

Curtain actuator lever retainer screw

B44

Mirror seat spring

B45

Prism retainer spring

B46

Mirror check lever spring

847

Bottom actuator fever spring

B48 *

Mirror scat lug rivet

B49 *

Mirror retainer plate rivet

B50 *

Mirror hinge shaft

B51 *

1st dia lever pin

B52 *

Dia lever support

B53 *

1st dia lever

0B54

2nd dia lever assembly (B54, B29, B37, B69)

B55

2nd dia lever retainer screw

B56 *

1st dia lever shaft

B57 *

1st dia lever spring

B58 *

Mirror actuator lever, bottom, stud

B59 *

2nd dia lever adjust screw

B60 *

Supporter column

B61

Light seal

B62

X lever retainer plate screw

B63

Focus adjust screw

B64 *

Contact A

B65 *

Contact B

B66 *

Sync lever rivet

B67 *

Actuator lever collar

B68 *

Actuator lever shaft

B69 *

Dia lever spring hanger A

B70 *

Dia lever spring hanger B

B71

Mirror housing retainer screw

B72

Dia lever spring

B73 *

Cord B

230-2

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Summary of Contents for PENTAX S3

Page 1: ...PRODUCT NO 230 2 ASAHI PENTAX S3 SERVICE MANUAL 230 2 1...

Page 2: ...echanism b Shutter Curtain Parts 6 Disassembly of Mirror Housing Mechanism 16 CHAPTER II ASSEMBLY AND ADJUSTMENT 18 1 Assembly and Adjustment of Shutter and Transport Mechanism 19 a Shutter Curtain Pa...

Page 3: ...shutter exposure timing can be determined by turning the shutter speed dial The shutter speed dial has a slot to be coupled with the Asahi Pentax clip on exposure meter As the shutter speed dial is tu...

Page 4: ...B Mirror Housing Prism Seat C Film Winding Mechanism D Film Rewinding Mechanism K Shutter Mechanism F Shutter Slow Speed Mechanism G Slow Speed Governor AF Optical Parts Standard Parts Service parts c...

Page 5: ...ly d TOP COVER PLATE A03 Take out 1 screw 18 on the upper side of the top cover plate A03 and then 2 screws 19 on both sides of the finder eye piece and push the plate strongly upward e FRONT COVER PL...

Page 6: ...gear C20 mark the body proper A01 with a dot indicating the spot extended from the corner of either one of the two projected points and an accurate angle can be easily determined when reassembling Di...

Page 7: ...ment f Sprocket Shaft C30 Take out the coupler lever seat C16 sprocket seat spring C63 located beneath the seat and then the sprocket cover A06 Unloose the sprocket screw C56 and the bottom 3rd gear a...

Page 8: ...rom the selector gear shaft E26 and the high speed cam E85 parts the cam shaft spring E56 and the cam shaft spring receptacle E79 can be taken out For disassembling the high speed cam parts namely E85...

Page 9: ...When 2 pcs of LW13 and 2 pcs of screw 72 are removed the curtain pipes and shutter curtains can be taken out in a body from the body proper 4 Top Mec Plate C01 Ease the 1st curtain checker arm stoppe...

Page 10: ...usually used for wiping glasses and is easily available on the market or with the aforementioned liquid composed of 60 ether and 40 alcohol very lightly so as not to erase the white letters engraved o...

Page 11: ...as illustrated in Diagram 7 E14 and the pinion shaft need oiling NOTE When resetting the shutter curtains to the un cocked condition do it slowly Diagram 7 Diagram 7 3 After the top selector gear El5...

Page 12: ...EAR PARTS NOTE Read carefully the following instructions and utmost caution should be exercised when adjusting this part which is delicate in nature When installing the winding shaft parts spill sprin...

Page 13: ...ckward slightly and stop in a manner as described above At the same time the pin of the top selector gear E15 comes to a stop running against the tip of E07 Then slowly press downward the spill E08 an...

Page 14: ...ion of C51 even if CI7 is of the old type Old Type Diagram 13 Improved Type Photo 5 d WIND UP LEVER SEAT C35 AND TOP FIRST GEAR C20 Tightly screw the wind up lever shaft C34 and affix C20 to the shaft...

Page 15: ...r the purpose of adjusting the gap the rotating angle of C03 changes in consequence of which it sometimes becomes extremely difficult or impossible to adjust the counter assembly which is to be fixed...

Page 16: ...s for necessary adjustment Diagram 17 B A Diagram 17 B 2 Adjustment of C15 Before the shutter is wound the tip of the mirror actuator lever bottom B19 is located close to E18 In the course of winding...

Page 17: ...re timing will be slower First adjust the exposure timing for 1 125 sec 8 ms and 1 60 sec 17 8 ms to their rating or nearest to it Then turn the speed dial to 1 1000 sec 1 ms and 1 500 2 ms for measur...

Page 18: ...reaches the lip of the screw 5 2 Slightly fasten the adjust plate screw F18 to such an extent as to make F05 rotate chafing against the bottom adjust plate F04 when the screw 5 is turned 3 Turn the sc...

Page 19: ...fast as or slightly slower than at center By carefully comparing the time of exposure at 3 different positions as indicated by a shutter speed tester discretion has to be exercised whether to adjust t...

Page 20: ...teeth should be of approx 1 3 pitch in the direction of concentric circle with the rapid wind lever uncocked Diagram 25 If the gap is more than 1 3 pitch C07 must be bent inward whereas if the gap is...

Page 21: ...e format the X contact is properly adjusted As the 1st curtain edger cannot be seen from the back of the body proper and as the two edgers are completely overlapped the 2nd curtain edger should be use...

Page 22: ...ers are available with the following thickness 0 05 mm 0 1 mm 0 15 mm 0 2 mm Diagram 31 Diagram 32 7 Adjustment of Viewfinder Focus Whenever optical parts have been replaced or when assembly of all pa...

Page 23: ...image at the center as well as at the four corners on the ground glass are equally in focus NOTE 1 Three pcs of screw B63 have to be turned very slowly and alternatively 2 Upon completion of the adjus...

Page 24: ...t the depressing finger is off the button After the mirror has flipped up and the shutter closed the shutter button still must have some clearance to be depressed slightly further After cocking the ra...

Page 25: ...he governor Also check the B and T setting performance l SYNC CONTACT With the speed dial set at B or T release the shutter to check the FP and X flash contact conductance using a circuit tester usual...

Page 26: ...7 3 The pin adjust plate stud C76 which is broken is sandwiched between the teeth of the gear NOTE This part was once temporarily used 4 The shutter curtain especially the ribbon of the 1st curtain is...

Page 27: ...ith the idling gear collar E19 2 Lack of lubrication on the curtain roller bearing E37 3 Dust or lack of oil between the high speed cam E85 cam shaft nut E76 and cam shaft E69 1 Wash the parts involve...

Page 28: ...the stud of the coupler gear E18 is too deep 2 The travel speed of the 2nd curtain is too slow 1 Make necessary adjustment Refer to Chapter II 2 d 2 Adjust the curtain travel speed High speed exposure...

Page 29: ...ator Mechanical Back Gauge 230N A15 A Mechanical Back Gauge 230N A01 A2 Mechanical Back Gauge 229K E64 65 A Shutter Curtain Wind Up Driver 230K E76 A E85 Driver 225K C36 A C36 Driver 226K D15 A D15 Dr...

Page 30: ...225K F11 A F11 Driver 230K B63 A B63 Adjust Driver 230K E69 A E85 Holder Watch Oiler Oil Cup 230 2 30...

Page 31: ...bsorption L lubricant should never be exposed to the sunlight nor should it be stored under high temperature Stale oil kept in the oil cup for a long time should never be used Wash the oil cup from ti...

Page 32: ...ate 1 Between E34 curtain roller small and bearing of E89 2nd curtain shaft plate 1 Between E85 high speed cam hole E69 cam shaft and E76 cam shaft nut 1 Between E104 sync gear hole and E105 sync gear...

Page 33: ...irror checker lever and B51 1st dia lever pin Contact between B27 actuator lever top and E30 actuator lever rod Contact between B28 bottom actuator lever and B29 2nd dia lever checker plate Contact be...

Page 34: ...en C30 sprocket shaft hole of C02 bottom mec plate and W22 small quantity Between C31 wind up shaft and C57 wind up shaft spring Thin Japanese writing brush Contact between C32 wind up shaft bearing a...

Page 35: ...A33 back cover covering A02 back cover Brush A40 indicator window A03 top cover plate Thin Japanese writing brush A44 prism scat Brush A32 key housing covering A13 key housing B63 focus adjust screw B...

Page 36: ...lb lever adjust nut E06R bottom bulb lever set screw flat 1 4x2 5 Thin stick F19 slow speed lever retainer screw F07 slow speed lever F04 bottom adjust plate Small screw flat medium 1 7x3 Set screw fl...

Page 37: ...EXPLODED ILLUSTRATIONS Fig 1 230 2 37...

Page 38: ...Fig 2 230 2 38...

Page 39: ...Fig 3 230 2 39...

Page 40: ...Fig 4 230 2 40...

Page 41: ...Fig 5 230 2 41...

Page 42: ...Fig 6 230 2 42...

Page 43: ...rew FM 1 4x2 1 A06 Sprocket cover 1 A07 Light seal 1 A08 Cassette receptacle 1 A09 Cassette holder 1 A10 Hinge 1 0A11 Pressure plate assembly All A12 A26 1 A12 Pressure plate spring 1 A13 Key housing...

Page 44: ...B15 B42 B48 B49 B50 1 B11 Mirror Hinge 1 B12 Mirror retainer plate 1 B13 Mirror seat rest screw 1 B14 Mirror seat rest 1 B15 Mirror seat lug 1 B16 Mirror check lever 1 B17 Mirror check lever screw 1...

Page 45: ...1 B48 Mirror scat lug rivet 2 B49 Mirror retainer plate rivet 2 B50 Mirror hinge shaft 1 B51 1st dia lever pin 2 B52 Dia lever support 1 B53 1st dia lever 1 0B54 2nd dia lever assembly B54 B29 B37 B69...

Page 46: ...seat lug 1 C06 Counter advance lug 1 0C07 Advance lug actuator assembly C07 C06 C66 1 C08 Counter retainer lug 1 C09 Retainer lug spring 1 0C10 Lever stopper assembly C10 C44 1 C11 Stopper 1 0C12 Coun...

Page 47: ...nd gear shaft 1 C46 Bottom 1st gear shaft 1 C47 Coupler lever collar 2 C48 Coupler lever shaft 1 C49 Lever seat rivet 1 C50 Counter stud 2 C51 Coupler lever pin 1 C52 R lever retainer screw 1 C53 Actu...

Page 48: ...earing washer 1 D04 Shaft bearing 1 D05 Rewind shaft 1 0D06 Rewind knob assembly D06 D07 D10 D11 D12 D13 D15 1 D07 Rewind cover ring 1 D08 Film type dial 1 D09 Flat nut 1 D10 Crank 1 D11 Nipple 1 D12...

Page 49: ...x ring 1 E25 Selector collar 1 E26 Selector gear shaft 1 E27 Bull lever shaft 1 E28 1st curtain checker arm seat 1 E29 Shutter rod 1 E30 Actuator rod 1 E31 1st curtain pinion shaft 1 E32 2nd curtain p...

Page 50: ...E91 E95 E96 1 0E65 2nd curtain assembly E65 E04 E39 E40 E41 E47 E59 E67 E74 E94 1 E66 Coupler lever spring hanger 1 E67 Curtain pipe 1 E68 Speed selector disc 1 E69 Cam shaft 1 E70 Speed selector pin...

Page 51: ...115 1 E105 Sync gear column 1 E106 X contact A 1 0E107 X contact B assembly E107 B64 B65 B66 E106 E108 E109 E112 1 E108 X contact seat 1 E109 X insulator 1 E110 X contact support 1 E111 X contact pin...

Page 52: ...w speed lever seat 1 F16 Slow speed spring 1 F17 Slow speed actuator lever stud 1 F18 Adjust plate screw 1 F19 Slow speed lever retainer screw 1 F20 Slow speed cam retainer screw 2 0G00 Slow speed gov...

Page 53: ...A01 A06 2 9 1 7x2 5 Black A01 E89 1 A01 E108 1 A01 E83 2 A01 D04 2 A01 C02 1 B02 B25 2 B01 B08 2 10 1 7x2 8 Black A01 A66 2 11 1 7x3 Black A01 B02 2 A01 A08 1 C16 C47 2 12 1 7x3 5 Black C11 C42 1 13...

Page 54: ...F14 1 Brass 0 4 E10 1 W3 Steel 0 1 E18 1 E99 1 Phosphorus bronze 0 2 E98 2 W5 Steel 0 05 0 1 0 2 B02 B54 B55 1 A01 A05 4 W8 Phos bronze 0 1 B02 B35 1 W9 Brass 0 4 C70 1 W10 Steel 0 05 C26 1 Wll Phos...

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