Olympus BH2 Series Repair Manual

[Page 1] Olympus BH2 Series

OLYMPUS RESEARCH MlCROSCOPES 1 SERIES BH2 (BHS) REPAIR MANUAL ...

[Page 2] Olympus BH2 Series

TO OLYMPUS MICROSCOPE SERVICING PERSONNEL This manual has been published chiefly for proviciing repair procedures for the OLYMPUS System Micro- scope BHS, but is applicable also to the Models BHT and BHTU which are similar to the Mode...

[Page 3] Olympus BH2 Series

CONTENTS 1 . REPAIR TOOLS AND JIGS ............................................ 1 2 . EXPLODED PARTS DIAGRAMS ........................................ 3 3 . DISASSEMBLY PROCEDURE FOR FlNE & COARSE ADJUSTMENT UNIT OF BHS ...

[Page 4] Olympus BH2 Series

1. REPAIR TOOLS AND GREASE 1-1 Regular Tools OTOOl I OT0015 OT0016 OT0018 OT0022 OT0023 OT0035 OT0079 OT0207 OT02 16 OT0309 OT0317 OT1027 OT1028 OT1126 OT1131 OT1141 OT1144 1-2 Grease OT2006 OT2008 OT2012 1-3 Special Too...

[Page 5] Olympus BH2 Series

Pin tiole tube for aligning optical axis of mirror Centering adapter Positionitiy jig for rack AB024100 Block for cliccl<iny sensitivity of fine adjustment Block for cliccking sensitivity of fine adjustment Jig for UIITR tulle prism alignme...

[Page 6] Olympus BH2 Series

A MODEL OR UNIT. PARTS NUMBER AND QUANTITY. I -3- ...

[Page 7] Olympus BH2 Series

/ L7:::8500/ KNW 3SA AB 0866007, AB 034700 -- AB 023400 - I " Uv AA 001 t100 - AB 024800 / PI II< 3X/l(;, PUK 2x6s. AB 034800 \ A13 3 X 105A V' AB 4 X 6SA Al j 0:3? 100 PUK 2 X 4SA AA 782900 A13 0...

[Page 8] Olympus BH2 Series

CSK 2.6 X 6SA EXPLODED PARTS DIAGRAM I MODEL I UNIT 1 FIG I NOTE: WHEN ORDERING FOR SPARE PARTS. PLEASE CLARIFY A MODEL OR UNIT. PARTS NUMBER AND QUANTITY. -5- ...

[Page 9] Olympus BH2 Series

A M0I)I I OIi UNIT. PARTS NUMBER AND OUANTITY. ...

[Page 10] Olympus BH2 Series

UYPC 64-1 (For 100V) UYPC 64-2(For 200V) DT 0105(For 100V) DT 01 06(For 200V) -CUK 3X4SA 'AA 8 14700 EXPLODED PARTS DIAGRAM AB 099900( For 100V) MODEL B2-BDS-2 OLYMPUS OPTICAL CO., LTD. TOKYO, JAPAN I" CUK 3 X 4SA NOTE....

[Page 11] Olympus BH2 Series

,* AB 046500 \ A[ 1 O;'!?!)lH) A9 025600 KNW 2.6SA 3PUK 2.6 Y 5SA ...

[Page 12] Olympus BH2 Series

CUK 4 x 30SA DT 0103(For 100V) DT 01 04 (For 200V ) DS 0095 (For 100V ) DS 0096 (For 200V) ' AB 061 200(For IOOV) AB 061 300( For 200V) - AB 028500( For 100V) AB 028600( For 200V) CLJK 4' 18SA 4 CUK 4X lOSA,,, EXPLODE...

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LA 459400.1 ' - ---- LA 459600 AB 058500 O&--- 2; 7;;:;; AA 726300 1 - fY3\ CUK 2.6 X 25SA 1 A% 022400 NO1 I WIII N OI\I)I IIING FOR SPARE PARTS. PLEASE CLARIFY A MOIII- I. ON UNIT, PARTS NUMBER AND QUANTIT...

[Page 16] Olympus BH2 Series

A I B I C I D 096200 AB 060200- - CUK 3 X 8SA CUK 2.6 X 30SA EXPLODED PARTS DIAGRAM I MODEL 1 UNIT I FIG 1 I I OLYMPUS OPTICAL CO.. LTD. TOKYO, JAPAN NOTE. WHEN ORDERING FOR SPARE PARTS. PLEASE CLARIFY A MODEL OR UN...

[Page 17] Olympus BH2 Series

- I --- ---SP 1.6X4U0 --- AB 0 1 8400 AB 021 000 .-- - .. AB 021200---. - ACU 2.6 X 1 OSA ...

[Page 18] Olympus BH2 Series

PSK 2 x 4~~1 PSK 2 x ~SA' L XPL 061LAX3 TS DIAGRAM - "%M*d4d-- 0I.VMPIJS OfJTICAL CQ., LTD. TOKYO, JAPAN NO] I WI{L N OITIII I~ING I o1i SPARE P'ARTS PLEASE CLARIFY I A MOl)l 1 01i ON11 PARTS NUMBE...

[Page 19] Olympus BH2 Series

...

[Page 20] Olympus BH2 Series

EXPLODED PARTS DIAGRAM NO1 E: WHEN ORDERING FOR SPARE PARTS. PLEASE CLARIFY A MODEL OR UNIT. PARTS NUMBER AND OiJANTITY. ...

[Page 21] Olympus BH2 Series

AA 788900~ AB 034200--- __ CUK 3X8SA ER AND QUANTITY. ...

[Page 22] Olympus BH2 Series

AB 040800 PUK 2 X 6SA EXPLODED PARTS DIAGRAM OLVMPUS OPTICAL CO., LTD. TOKVO JAPAN NOTE WHEN ORDERING FOH SPARE PARTS. PLEASE CLARIFY A MODEL OR UNIT. PARTS NUMBER AND QUANTITY. ...

[Page 23] Olympus BH2 Series

EXPLODED PARTS DIAGRAM [ MODEL I UNIT I FIG I I I OLVMPUS OPTICAL CO.. LTD. TOKYO. JAPAN NnTF WHFN ORDERING FOR SPARE PARTS. PLEASE CLARIFY ..". -, .. .- . - A MODEL OR UNIT, PARTS NUMBER AND QUANTITY. ...

[Page 24] Olympus BH2 Series

D - 3. DISASSEMBLY PROCEDURE FOR FINE & COARSE ADJUST3MQ&T OF BHS 3-1 Remove the Electrical Base plate from the Microscope Stand in the procedure given below: Fig. 3-1 3-1-1 Place the Microscope Stand upside down and ...

[Page 25] Olympus BH2 Series

3-2 Dismount the Condenser Holder {CH unit) from the Microscope Stand as follows: 3-2-1 With an, Allen wrench, loosen Stopper AB4x 12SA on the left side. (See Fig. 3-4.) 3-2-2 With the Coarse Adjustrncnt Knob set a...

[Page 26] Olympus BH2 Series

3-3-3 Remove Plates AB060700 from the right and left Fine Adjustment Knobs. For this purpose, preliminarily pour several drops of alcohol/ ether mixture through the notches and then a,, ~not;n/oo remove the plates forcib...

[Page 27] Olympus BH2 Series

3-36 Prepare to detach Fine Drive Shaft Mount ./--- - 0T02Q3 AA872200 after loosening two Screws 1 ACU3x5SA. (See Fig. 3-1 0.) Fig. 3-1 0 Fig. 3-1 1 3-3-7 While holding the Fine Drive Shaft Mount, remove the righ...

[Page 28] Olympus BH2 Series

Coarse adjustment '.- -' I - - 3-3-9 Extract the right Coarse Adjustment Knob in the direction indicated by arrow in Fig. 3-1 3. - Fig. 3-13 3-3-1 0 Dismount Pinion Mount AB023600. a) Remove two Screws A...

[Page 29] Olympus BH2 Series

c) Remove Nut AA782800 by using Tools KC-2010 and KKAA7828. {See Fig. 3- f 6.) NOTE: The Nut is fixed with Adhesive. d) Extract Pinion Mount AB023600 in the direction indicated by arrow in Fig. 3-16. Balls B1/16 ...

[Page 30] Olympus BH2 Series

- 3-5 Disassemble Coarse Adjustment Guide as follows: 3-5-1 Detach Cover AB024900 from the front side of Arm by removing four Screws P U K2x4SA. p-r PU K2x4bu (See Fig. 3-79,) AB024900 -- Fig. 3-19 .- 3-5-2 Detach...

[Page 31] Olympus BH2 Series

I-- 3-5-4 Sufficiently loosen two Screws AB3x 16SA which are used to attach Guide Fixing Piece (See Fig. 3-22.) <<< .\> 1 3-5-5 Loosen four Screws AB3x12SA sufficiently. (See Fig. 3-22.) Fig. 3-22 --- 3-6...

[Page 32] Olympus BH2 Series

4. ASSEMBLY PROCEDURE FOR FINE & COARSE ADJUSTMENT UNIT OF BHS 4-1 Assembly of Coarse & Fine Adjustment Guide AB024 JOO Unit. 4-1 -1 Assemble Guide Fixing Piece ABO09700 with lnner Ball Guide ABO24700 by tig...

[Page 33] Olympus BH2 Series

4-1-4 Assemble Spacer AB023300 and Rollers AB022700 (lower side only). NOTES: .. .- 1. Apply a thin layers of Grease QT2008 to ---- the Rollers and Spacer respectively. id- - - , 5-2 :<g ' 2, Arrange the ...

[Page 34] Olympus BH2 Series

t- . . 4-3 -7 Mount the Inner Guide (Fig. 4-5) on the Arm [& --<, (Fig. 4-4). (See Fig. 4-7.) ' Fig. 4-7 .- - . 4-1 -8 Assemble Ball Guide (Fig. 4-6) in the follow- Ing manner: .+-- - -& a) P...

[Page 35] Olympus BH2 Series

4-1 -1 0 Check and adjust the Ball Guide for its proper operation in the sequence given below: 1 OT0309 a) By using Tension Gauge OT0309, check 1 I the Ball Guide for force required to side I - - -- -- - - -...

[Page 36] Olympus BH2 Series

e) Assemble Pinion Holder AB023600 in position. (See Fig. 4-12.) NOTE: Take care not to disturb the Ball arrange- ment. f) Drop the Balls in the direction (C), similar to steps b) and c) above. (See Fig. 4-1 2.) g) Tighten Nut A...

[Page 37] Olympus BH2 Series

4-2-4 Assemble the Pinion Mount Unit with the Arm by tightening two Screws ACU3xSSA. I A(:! r:{x!,sn (See Fig. 4-1 4.) NOTE: Cement the Screws with Adhesive OT113T. Fig. 4-74 Fig. 4-15 - 4-2-5 Adjust Pinion ZJ856400 ...

[Page 38] Olympus BH2 Series

b 4-2-7 Assemble Lock Knob AA785200 in position. For this purpose, apply a thin coat of Grease 0162D06 to the thread and turn the Lock AB 785200 ----* Knob clockwise as far as it will go. [See Fig. 4-18,) I 4-2-...

[Page 39] Olympus BH2 Series

4-2-1 3 Assemble Fine Drive Shaft Mount AA872250 as follows: a) Apply Adhesive OTl 126 to the thread of Screw AA146300 and screw it into Fine Drive Shaft Mount. b) After applying Grease OT2008 to Washer AA872300, i...

[Page 40] Olympus BH2 Series

Fig. 4-24 Il' I!.- - - Fig. 4-25 b) While depressing Fine Drive Shaft Mount AA872200 lightly onto the Microscope Stand, clamp it by turning Coarse Adjust- ment Knob AB05900 clockwise. For final clamping of the Fi...

[Page 41] Olympus BH2 Series

4-2-1 7 Plncs Sprincl Wnnllnr AR0713130 In position aftcr npplylriq Grnn~n 01 700n, (Srrr* Fiq, 4-26.) I Fig. 426 - - 4-2-18 Assemble the right Fine Adjustment Knob AB069200 together with the following 'b 1 par...

[Page 42] Olympus BH2 Series

- b -- 4-2-21 Assemble Gear Unit ZJ856500 as follows: a) Temporarily assemble Gear Unit ZJ- 856500 with four Screws AB3x1 OSA. AU~X IOSA- (See Fig. 4-28.) NOTE: Washers KNW3SA and AB086600 used before disassembly sh...

[Page 43] Olympus BH2 Series

5. DISASSEMBLY PROCEDURE FOR BASE UNIT 5-1 Remove Light Fxlt Awrlr~il~ly rirl Ir~IInws: 5-1 -1 Detach Filter Mount Allfl:4tlf100 try removing 3PU K2x JSA threeScrews3PUK2xJt;A, (!;tloFig.5-1,) a * - Fig. 5-1 5-1-2 Remo...

[Page 44] Olympus BH2 Series

Fig. 5-4 5-1-4 Disassemble the Light Exit Unit: a) Remove Lens Retainer AB035800 by using Adjustable Spanner OT0022. b) Remove Lens ZA077700. (See Fig. 5-4.) 7~- " * 11, 5-2 Disassemble the Field Diaphragm Unit ...

[Page 45] Olympus BH2 Series

6. ASSEMBLY PROCEDURE FOR BASE UNIT Base j Arm Fig. 6-1 Image of fieEd diaphragm should be contained within this circle. Fig. 6-2 7- Cross hair of KN0029 6-1 Assamble thr' Anri wlth thn Onse Unit, NOTES: 1. ...

[Page 46] Olympus BH2 Series

e) Loosen two Screws of Field Diaphragm Unit slightly and move it leterally until the image of the Field Diaphragm is correctly centered concentric with the cross hairs of KN0029. STANDARD: Within 1.5 divisions on t...

[Page 47] Olympus BH2 Series

7. DISASSEMBLY PROCEDURE FOR BH2-CH Fig. 7-1 Detach Knob A8059800 by removing Screw ACUT.Gx4SA. (See Fig. 7-2.) I-? Disassemble the Stage Mount in the following Fig. 7-2 manner: 7-1 - 1 Remove Stopper H K2.6x4SA. St...

[Page 48] Olympus BH2 Series

7-2 Disassemble the Condenser Holder in the follow- ing procedures: 7-2-1 Remove Condenser Clamping Knob AB- 059600. AA061400 7-2-2 Remove two Centering Knobs AB026000. AB059600 1 7-2-3 Detach three Plates AB06'1400 ...

[Page 49] Olympus BH2 Series

Fig. 7-7 % 7-2-6 Remove Screw AA253000. * 7-2-7 Remove Spring AA097400. 7-2-8 RemoveShaftAB026200. (See Fig. 7-7.) NOTE: The Spring and Shaft can ba rlismotr nted after Screw AA253000 is removed. CAUTION : Do not re...

[Page 50] Olympus BH2 Series

8-2 Assemble the Stage Mount Unit as follows: AB 026400 8-2-1 With Washers AA272600, NW4.6-26580 and Balls 83/32 placed on Pinion AB026800, assemble it in Stage Mount Unit AB026400. NOT€ Apply Grease OT2008 to the p...

[Page 51] Olympus BH2 Series

8-3 Assemble Stage Moi~nl UtliZ with Condenser Holder Unit as follows: 8-3-1 Assemble Stagc Mount I111il AB026400 with Condenser Holder Utlil Af31326500. (See Fig. 7-1 .) 8-3-2 Check Condensctt Iloldt~t IJ~iil for its verti- ...

[Page 52] Olympus BH2 Series

Pin hole image slioi~l(l be contained within this circle. * Cross hair of KNOI)?Y Fig. 9-1 WHKIOX B-KN0003 LB objective f l I w Specimen -- I Condenser rn 9-1-2 Bring down Microscope Stand on its front as shown in Fig. 9...

[Page 53] Olympus BH2 Series

Specimen Point A Stage 1 Block B2KC0009 Point B Stage Specimen Block B2KCOOlO Point C Stage Fig. 9-3 9-3-2 Checki~~!l 111 occrdrrro a) 81 in:! tl~c i~rslr\i~nc!~~l in focus on the s~)ccir~~l:tl, rI(:iici ili(i~(:~jf io11...

[Page 54] Olympus BH2 Series

OPTICAL PATH DIAGRAMS OF BH2-BI AND BH2-TR BH2-BI designates the combination of B2-BI unit and B2-BIC unit BH2-TR designates the combination of B2-BI unit and B2-TRC unit ...

[Page 55] Olympus BH2 Series

10. DISASSEMBLY PROCEDURE FOR BH2-&I 10-1 Disassemble BH2-BI into R2-81C Unit and B2-BI Unit as per the procrdum given below: 10-1-1 Detach Diopter Ring AR033700 by removing three Screws ACU2.Gx4SA. (See Fig. 10-1)...

[Page 56] Olympus BH2 Series

10-1-4 Disassemble 'B2-BI Unit from B2-BIC Unit by removing four Screws CUK3x6SA. (See Fig. 10-4) Fig. 10-4 10-2 Disassemble B2-BIC Unit as follows: 10-2-1 Disassemble Prism Mount AB032900 from Body AB033000 by rem...

[Page 57] Olympus BH2 Series

.I --- -- - 10-3 Disassemble B2-BI Unit as follows: 10-3-1 Remove Spring AB031200 from the constant tube length device: a) Remove Spring Hanger AB032800. b) Remove Spring AB031200from each Key AB031800, (See Fig. 10-...

[Page 58] Olympus BH2 Series

7--- - '- - 10-3-4 Dismount Dovetail (left) and Dovetail (right) AB031100 by removing two Screws CUK2x 5SA. (See Fig. 10-10) Fig. 10-1 0 a) Now, Prisms P5 and P6 can be disas- sembled. PS (ZJ856700,Z3538800) P6...

[Page 59] Olympus BH2 Series

10-3-7 Detach Circular Cover AB030700 from right ride Dovetail ZJ856700. It can be dislodged by placing small amount of solvent through the notch and then forcibly extracting it with a tweezers or a similar tool. (S...

[Page 60] Olympus BH2 Series

11. ASSEMBLY PROCEDURE FOR BM2-BI - - < - - - . 11-1 Assembling procedure for 82-BI Unit Il-1-1 Assemble Prism Mount ZJ538800 with right side Dovetail ZJ856700 by using two Screws 1-I K3x1 OSA and Adhesive OT11...

[Page 61] Olympus BH2 Series

r--- - - - - - . . - - - 1 T 1-7-4 Assemble left and right side Dovetails in posi- tion respectively. (See Fig. 11-41 a) Apply Grease OT2008 to the sliding surfaces of the Dovetai Is. Fig. 11-4 11-1-5 Assembl...

[Page 62] Olympus BH2 Series

- - 11-1-8 Assemble Key AB047500 or AB033800 in position. (See Fig. 3 1-7) 1 1-1 -9 Check movement of keys in their slots for - . -. . -- -. play or friction. Select smaller or larger Fig. 11-7 diameter keys ...

[Page 63] Olympus BH2 Series

11-2 Optical alignment of B2-BI unit r.1 11-2-1 Use the following Jigs i111~1 B2-BI unit on the Microscope StantJ. B2KC0402: Ji!j lor 111 ism alignment KN0014: Conl(:~ ill!] ol~jective (200mm) C-1 : 10x c.ycl)ioce with cross hair...

[Page 64] Olympus BH2 Series

11-3-4 Center Prism Mount AB032900: a) Assemble the following Jigs and B2-BIC, Align the scrcw having circular mark wi1.h adjusting liolo. I B2-BI units as shown in Fig. 1 1-1 3: B2KC1403: Alignment Jig KN0005: Centering objective C...

[Page 65] Olympus BH2 Series

KN0022 11-5 Adjustment of mechanical tube length 11-5-1 Adjust mechanical tube length of the right side eyepiece sleeve a) Use the following Jigs and BH2-BI Unit on the Microscope Stand: B2KC0406: lnterpupillary distance jig Stage Co...

[Page 66] Olympus BH2 Series

Fig. 11 -1 8 1 1-5-2 Adjust left side tube length: a) After focusing on the right side, put KN- 0022 and C-15 into the left side sleeve. b) Taking tube length on the right side as standard, turn Diopter Ring AB032700 in either d...

[Page 67] Olympus BH2 Series

e) When the right and left optical axes are Left optical axis Center cross hair Fig. 11-19 compared with each other in Fig. 11-19, for example, the right optical axis is nearer the center cross hair on KN0005. In this case, ...

[Page 68] Olympus BH2 Series

Within 20% of exit pubul diametot (within 7 (jivi~io~ls) Exit pupil Fig. 11 -20 11-6-3 Eccentricity of exit pupil of objective (within 20%) a) Put Special Eyepiece KN0029 into the right Eyepiece Sleeve and place the Objec- tiv...

[Page 69] Olympus BH2 Series

STANDARD: Within 0.5 division (on scale of KN0022) c) If the above STANDARD is not met, repeat adjustment as per step 1 1-5 above. 11-6-7 Difference in portrusion between right and left eyepiece sleeves STANDARD: Witliin 1...

[Page 70] Olympus BH2 Series

12. DISASSEMBLY PROCEDURE FOR BH2-TR 12-1 Disassemble BH2-TR into B2-TRC unit and B2- BI unit, For disassembly procedure, refer to T 0-1 -1 to 10-1-4. Fig. '12-1 17 1 1 Detncl~ Cover AB033200 by removing two S...

[Page 71] Olympus BH2 Series

12-2-3 Remove Click Stop Assembly by removing GUK 2.6 X 8SA A x6sAAB 3X8sA Screw AA063200. Spring AA063100 and Ball B1/8 are removed together with the Screw. (See Fig. 12-4) AB 033500 12-2-4 Remove Stopper AB4x6SA. (See Fig. 1 2-4) ...

[Page 72] Olympus BH2 Series

13. ASSEMBLY PROCEDURE FOR BH2-TR 13-1 Assembly procedure for B2-BI unit For assembly procedure for B2-BI unit, refer to 11.1. Adhesive OT1028 For optical alignment procedure, refer to 11-2. 13 3 Asso~nbly procedure for B2-TRC U...

[Page 73] Olympus BH2 Series

- 'd Prism fixing block - 2KC0404 - Lock screw Fig. 33-3 - - - -- Fig. '1134 g) Adjust operation of the click by moving screw AA063200 in or out. h) After placing Prism Mount AB033300 and Dovetail AB033...

[Page 74] Olympus BH2 Series

13-3 Center the prism in the following procedures: Assemble the following Jigs, and B2-BI, B2- TRC Units on the Microscope Stand. Standard objective: KNOU05 1 Ox eyepiece with cross hair: C-1 (See Fig. 13-51 NOTE: A...

[Page 75] Olympus BH2 Series

13-4 Adjust tube length B2-BI Unit For the procedure to adjust tube length, refer to AB3x40SA 11-5. 13-5 Asseml~le the Phototube Unit in the procedure given below: 13-5-1 Asserii1)le Wasllc?rs (lo be selected from among AB033800 It~rorr...

[Page 76] Olympus BH2 Series

f) If deviation exceeds 1 division on the scale of KN0022, adjust Washers (selected from among AB033800 through AB- 034100) for proper focusing. STANDARD: 0.1 mm on the phototube side taking the rig171 side of fll as STAN...

[Page 77] Olympus BH2 Series

STANDRAD: 0.1 5 divisior (on the scale 1 s d) Correct point centration and image ? of I<N0004) KN0004 rotation of B2KC1408 on the Phototube side by adjusting position of Phototube AB033600. MOTES: 1. The center should ...

[Page 78] Olympus BH2 Series

14. DISASSEMBLY PROCEDURE FOR BH2-SV 14-1 nimssnrnhlr! tlie Vertical Control Knob Unit in tht! ~TOCM~CI~I! givan below: AB021800 14- 1-1 Rornavr! Knot) ARQ21800 by loosening two Screws ACU2,Cx 10SA and then turning the ...

[Page 79] Olympus BH2 Series

- -- I- - - - 14-1-4 Loosen Screw ACU2.6x5SA on Nut AB- 021500 and then remove nut by turning counterclockwise. (See Fig. 14-4) Fig. 14-4 14-1 -5 Removr! Plastic Washer AB02 1600 and 1;; Fig. 14-5 Fig. 148 Sprin...

[Page 80] Olympus BH2 Series

14-1-9 Dismount Vernier Scale Mount by removing two Screws H K2-414SA. (See F I g. 14-7 ) Fig. 14-7 9 ,- - 14-1-10 nnrnavr! Nl~t NN4SA Ily using Tool KKAA- K KAA6rlSU fi4!;R. (See Fig. 14-8) Dismount Knob Mount A...

[Page 81] Olympus BH2 Series

-1 14-1-13 DetachLateral RackAB01930Obyremov- ing NO Screws CUK3x8SA. (See Fig.14-12)) Fig. 14-10 - -- -- - .< L D2 Kr:o!dj!~ Fig. 14-11 14-2 Disassemble the Lower Stage and Lateral Guide in the following proccdure...

[Page 82] Olympus BH2 Series

14-2-4 Remove eight Balls B3, Casing A6018800 Fig. 14-13 j -2r.675 - and four Wire Guide AB019100. (See Fig 14-13) Dismount Lower Stage ABOl8500. (See Fig. 14-13] Rcrnovr: eight Balls B3, Casing A601 8800 nnrl four ...

[Page 83] Olympus BH2 Series

I - - - 14-2-10 Remove eight Balls B3, Casing AB018800, Feed Plate ABOl8600, four Wire Guides AB- 01 8900 and four Wire Guides AB019000. ! I fig. 14-16 ...

[Page 84] Olympus BH2 Series

15. ASSEMBLY PROCEDURE FOR BH2-SV 15-1 Assembly of Lateral Ball Guide Unit 15-1-1 Set up the Stage in a manner as shown in Fig. 15-1. (See Fig. 15-1) 15-1 -2 Mount two Wire Guides A601 8900. (See Fig. 15-13 Fig. ...

[Page 85] Olympus BH2 Series

15-1-8 Put two Wire Guides AB018900on Lateral Arm Guide AW018700 and assemble them tern- porarily by using four Screws AB3x6SH. (See Fig. 15-41 15-1 -9 Pressing down Lateral Guide AB018700 with two fingers, retighten ...

[Page 86] Olympus BH2 Series

Fig. 158 Fig. 15-7 Fig. 75-8 15-2 Assembly of Vertical Ball Guide unit 15-2-1 Set up the 'Upper Stage Unit as shewn in Fig. 15-6. 1 5-7-2 Tcmperarily assemble Clip Holder AB- 61 91100. (See Fig. t 5-6) 15-7-...

[Page 87] Olympus BH2 Series

p 15-2-10 While operating the Lower Stage, adjust it by turning Screw HU3xGSA. Then, clamp I /HU3x6SA Vertical Guide AB019200 firmly. (See Fig. 1 5-9) Fig. 15-9 NOTES: The Lower Stage must move smoothly, without fri...

[Page 88] Olympus BH2 Series

15.3 Assemble the Vertical Control Knob unit as per Il~r! following: 15 3 1 Asst!rnhle ttre Knob Mr~rrnt: :I) Apply Grcnsrr OT3008 to each sliding %ti r face. OT2008 I,) Ansnmhln Wnshrlr An031 000 with Pinion AI~~~...

[Page 89] Olympus BH2 Series

AB021200 1 5-3-5 Assemble Washer AB021200. 15-3-6 Mount Knob AB021400. AB021400 15-3-7 Assemble Pinion AB023 100 in position. 15-3-8 Mount Washer A8021 700 in position. 15-3-9 Mount Washer AB021600 in position. AB021&ap...

[Page 90] Olympus BH2 Series

When motion is too light: (11 Adjust by turning Knob ABQ21800 clockwise. M~nsuring moving force with Tension G nuqr? OT 1 144. (See F ig. 1 5-1 4) !:I'ANDARD: 50 - 120 g I-) Alittr rr~otion has been adjusted,...

[Page 91] Olympus BH2 Series

Fig. 15-?7 d) If the STANDARD is net met ( 1 ) When gap is wider than specified Adjust by inserting Spacer (AB0204 - AB0206) between Specimen Holder and stage. (See Fig. 15-1 7) (2) If gap is narrower than speci...

[Page 92] Olympus BH2 Series

f 6. DISASSEMBLY AND ASSEMBLY PROCEDURES FOR BH2-HR 16-1 Dis~ss~mbl~ procedure (for BH2-H R) (See Fig. 16-1) 16 1 1 ll~rt~ove two Knobs AB036500. 1 t; 1 7 fl~rnovr Clip ZAO71600 (ZA071500 for BH2- Ill,) 411 Rrrnnvr? ...

[Page 93] Olympus BH2 Series

17. DESASSEMBLY PROCEDURE FOR BH2-AAC 17-1 Disassembly of Diaphragm Unit 11-1 -1 Dismount: Circular Dovetail AB040800 by removing three Screws PUK2x6SA. 17-1 -2 Remove Diaphragm Ring AB040700. Fig. 17-1 i Fig. 17-2 ...

[Page 94] Olympus BH2 Series

17-2 Disassembly of Lens Unit 17-2.1 Remove Retainer AB040500 by using Ad- justable Spanner OT0022. 17-2.2 Remove LensZA077900. 1 7 -7.3 Remove Spacer A B040400. I 7.24 Rcrnove Lens ZA078000. 17-3 5 H~lrnov~! Retainer ...

[Page 95] Olympus BH2 Series

18. ASSEMBLY PROCEDURE FOR B1-12-AAC I 3 8-1 Assemble Front Lens ZA078100 with Condenser Body A6040200 as follows: (See Fig. 18-71 18-1-1 Apply Adhesive OT1028 to Front Lens OT1028 ZA078100 and put in Condenser Body ...

[Page 96] Olympus BH2 Series

I - 18-8 Assemble Diaphragm Ring AB040700 in posi- I tion. NOTE: When the Diaphragm is stopped dawn, its diameter should be about T mm. (See Fig. 18-31 18-9 Assemble Circular Dovetail AB040800 by using three Screws...

[Page 97] Olympus BH2 Series

19. DISASSEMBLY AND ASSEMBLY PROCEDURE FOR BH2-CD 19-1 Disassembling procedure Procedures for disassembly BH2-CD are quite similar to those for disassembly BH2-AAC. 19-2 Assembling procedure Procedures for assembly BH2-CD are quit...

[Page 98] Olympus BH2 Series

20. CHECK SHEET FOR POWER SUPPLY B-BDS-2 NOTE: For circuitry and connecliolr, rt?lc~ 10 1111. Irlll~~:l~t*(l tl~~rcjrtt~rrs, 1. Check Standard Check Item (1) Maximum output (2) Minimum output (3) LED lighting voltage 3v 01 ItW* ...

[Page 99] Olympus BH2 Series

1 YES r I Turn OFF SW102 ErSW103 and check ele- defective (DS0095 for line power voltage on crtical continuity between the two the order of 100V or DS0096 for 200V) points in the same procedures. FlOl (built in fuse) blown (DE0082...

[Page 100] Olympus BH2 Series

21. ELECTRIC CIRCUIT DIAGRAM CIRCUIT DIAGRAM ...