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Complete Teardown, Cleaning, and Reassembly of the Olympus BH2-6RE Modular Revolving Nosepiece               

   

 

Page 1 of 18 

 

 

Revision 3 

Complete Teardown, Cleaning, and 

Reassembly of the Olympus BH2-6RE 

Modular Revolving Nosepiece 

Revision 3 

 

Copyright © 2018, 2020, 2021 Carl Hunsinger 

All  rights  reserved.    This  document  may  not  be  reproduced  or  distributed,  in  whole  or  in  part,  for  any  commercial 
purpose  without the express  written consent of the author (

[email protected]

).  Permission is hereby granted to 

distribute this PDF document in its entirety for personal, non-commercial purposes only, provided that the contents are 
not modified in any way, including the copyright notices contained herein.  This document may be freely distributed on 
WWW,  FTP,  or  BBS  sites  in  accordance  with  these  restrictions.    The  content  of  this  document  is  provided  for 
informational  purposes  only,  with  no  expressed  or  implied  warranties  whatsoever,  including,  but  not  limited  to, 
function, suitability, safety, accuracy, or completeness of information. 

Revision History

 

Revision 

Description of Changes 

Date 

*** Initial release *** 

June 2, 2018 

Show worn mechanical detents 

July 14, 2020 

Common formatting, minor changes 

May 19, 2021 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Содержание BH2-6RE

Страница 1: ...tribute this PDF document in its entirety for personal non commercial purposes only provided that the contents are not modified in any way including the copyright notices contained herein This documen...

Страница 2: ...rimeter Bearing Balls 10 Remove the Stationary Base from the Turret 10 Clean Grease from the Various Components 11 Reinstall Stationary Base into Revolving Turret 11 Apply Ring of Grease for the Perim...

Страница 3: ...ure 18 Components of the turret assembly 10 Figure 19 Loosen the threaded retaining ring 10 Figure 20 Remove the threaded retaining ring 10 Figure 21 Remove the perimeter bearing balls 10 Figure 22 Li...

Страница 4: ...f 18 Revision 3 Figure 43 Reinstall the knurled rubber grip ring 15 Figure 44 Remove any silicone RTV squeeze out 15 Figure 45 BH2 6RE ready to be put back into service 15 Figure 46 Revolving turret w...

Страница 5: ...on revolving modular nosepiece assembly used on the Olympus BHS BHSP BHT and BHTP microscope stands This procedure is also applicable the BH2 5RE five position modular revolving nosepiece assembly due...

Страница 6: ...due to solvent absorption The list of solvents generally considered safe for nylon includes acetone diethyl ether heptane mineral spirits naphthalene and turpentine Before Starting the Overhaul Remov...

Страница 7: ...stment screw see Figure 8 can be difficult to remove unless the proper tool is used Do not attempt to remove the slotted lock ring and pivot adjustment screw unless you have access to such a tool sinc...

Страница 8: ...ds in the revolving turret Figure 10 Insert screwdriver into bores to lock turret Loosen and Remove the Slotted Lock Ring Hold the turret assembly by grasping the knurled rubber grip ring on the outer...

Страница 9: ...lace with adhesive and can be surprisingly stubborn to remove so be sure to use the proper JIS screwdriver to prevent damaging the screw heads It might also be helpful to heat the screws with a heat g...

Страница 10: ...ter punch or nailset tool into one of the six detent notches in the revolving turret instead of into one of the four tooling holes in the threaded retaining ring or the revolving turret will be irrepa...

Страница 11: ...er of the revolving turret see Figure 24 Do not apply too much grease here to minimize the squeeze out that will occur when the threaded retaining ring is reinstalled to hold the stationary base into...

Страница 12: ...that the center pivot bore has been greased reinstall the bearing ball into the freshly greased center pivot bore The grease will hold the center pivot bearing ball in the proper position during subs...

Страница 13: ...oosen the slotted lock ring readjust the pivot adjustment screw and retighten the slotted lock ring as described above until the turret motion feels acceptable Clean Off Any Visible Grease Use a suita...

Страница 14: ...the stationary base see Figure 40 Be sure to orient the dovetail slide such that the relief notch see inset of Figure 40 is facing downwards and towards the slotted lock ring on the pivot adjustment s...

Страница 15: ...removing the protective cover cleaning and re greasing the detent notches and then reinstalling the protective cover per the procedures detailed in this document The dovetail slide does not need to be...

Страница 16: ...n properly adjusted to remove the play in the center pivot mechanism How to Contact the Author Please feel free to direct any questions or comments regarding this document or BH 2 microscopes in gener...

Страница 17: ...resistant layer of dull silver colored plating on the exposed surface When the hard plating in the area of the mechanical detents begins to wear away as a result of severe use without routine cleaning...

Страница 18: ...t Item Description Manufacturer Manufacturer Model Vendor Vendor Price S1 E6000 adhesive black 2 oz 32329 Amazon 8 22 S2 Plastilube Brake Grease 75 cc Plastilube ATE70015 Amazon 10 88 Plastilube Brake...

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