Re: MX Advance Lever Question

2003-06-23 Thread Alan Chan
Tell you what, you don't need special tool for the job. Don't be fooled by 
the holes. Just use a piece of rubber will do. When done correctly, it won't 
got loosen again. When overtighten, it can break. So beware.

regards,
Alan Chan
Hey everyone,
Playing with an MX.  I got into photography with a ZX-M
so I am a bit spoiled by its automation so I have what is
really a question about any mechanical camera.  I was
fiddling with the MX when the film advance lever lost its
recoil and the film counter disk above the lever stuck and
would jump erratically with movement of the lever.  I
realized that this occurred when I had hand tightened the
rotating disk on top of the film advance lever.  So, it was
pretty obvious that this disk was overtightened and screwing
up everything.  I had to fashion a paper clip tool to loosen
the disk and all was well.  So, my question is how loose
should the disk on top of the film advance lever be?  I ask
this because it seems to spin loose quite easily and I just
spin it back with my finger.  It's not a big deal but why did
the engineers design something to be so finicky?  Thanks for
the mechanical and historical information.
_
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Re: MX Advance Lever Question

2003-06-23 Thread Alan Chan
There is no doubt the nut should be tight and the lever should be free. I
don't know the MX, but to me it sounds like there's a spacer missing under
the nut. Perhaps it (the nut) came right off some time and the washer was
lost? The solution is to make a washer. It probably needs to be only a few
hundredths of a millimetre thick. Mylar sheet is good for this and easier 
to
handle than metal shim material.
There is no washer for the MX winding lever. I cannot imagine how the lever 
would affect the film counter this way, although they belong to the same 
assembly.

regards,
Alan Chan
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Re: MX Advance Lever Question

2003-06-23 Thread Michel Carrère-Gée
Don't forget you can dpwnload the MX servie manual:
http://www.robertstech.com/pentax.htm
Thank's Mark !
Michel

Hey everyone,
Playing with an MX.  I got into photography with a ZX-M
so I am a bit spoiled by its automation so I have what is
really a question about any mechanical camera.  I was
fiddling with the MX when the film advance lever lost its
recoil and the film counter disk above the lever stuck and
would jump erratically with movement of the lever.  I
realized that this occurred when I had hand tightened the
rotating disk on top of the film advance lever.  So, it was
pretty obvious that this disk was overtightened and screwing
up everything.  I had to fashion a paper clip tool to loosen
the disk and all was well.  So, my question is how loose
should the disk on top of the film advance lever be?  I ask
this because it seems to spin loose quite easily and I just
spin it back with my finger.  It's not a big deal but why did
the engineers design something to be so finicky?  Thanks for
the mechanical and historical information.


_
The new MSN 8: advanced junk mail protection and 2 months FREE*  
http://join.msn.com/?page=features/junkmail








MX Advance Lever Question

2003-06-22 Thread Christopher Comer
Hey everyone,
Playing with an MX.  I got into photography with a ZX-M 
so I am a bit spoiled by its automation so I have what is 
really a question about any mechanical camera.  I was 
fiddling with the MX when the film advance lever lost its 
recoil and the film counter disk above the lever stuck and 
would jump erratically with movement of the lever.  I 
realized that this occurred when I had hand tightened the 
rotating disk on top of the film advance lever.  So, it was 
pretty obvious that this disk was overtightened and screwing 
up everything.  I had to fashion a paper clip tool to loosen 
the disk and all was well.  So, my question is how loose 
should the disk on top of the film advance lever be?  I ask 
this because it seems to spin loose quite easily and I just 
spin it back with my finger.  It's not a big deal but why did 
the engineers design something to be so finicky?  Thanks for 
the mechanical and historical information.

-Chris
-
| Chris Comer   |
|VP of Projects |
|   UGA Habitat for Humanity|
|   E-Mail : [EMAIL PROTECTED]|
|  Phone : 706-613-7405 (cell)  |
-



Re: MX Advance Lever Question

2003-06-22 Thread Bruce Rubenstein
There is something wrong with the wind mechanism. That top disk is 
supposed to be tight. On my trash/mule MX I tightened it as much as I 
could with out snapping it off and it made no difference the the feel of 
the wind lever. (left hand thread for anyone else fooling with it)

BR

[EMAIL PROTECTED] wrote:

Hey everyone,
   Playing with an MX.  I got into photography with a ZX-M 
so I am a bit spoiled by its automation so I have what is 
really a question about any mechanical camera.  I was 
fiddling with the MX when the film advance lever lost its 
recoil and the film counter disk above the lever stuck and 
would jump erratically with movement of the lever.  I 
realized that this occurred when I had hand tightened the 
rotating disk on top of the film advance lever.  So, it was 
pretty obvious that this disk was overtightened and screwing 
up everything.  I had to fashion a paper clip tool to loosen 
the disk and all was well.  So, my question is how loose 
should the disk on top of the film advance lever be?  I ask 
this because it seems to spin loose quite easily and I just 
spin it back with my finger.  It's not a big deal but why did 
the engineers design something to be so finicky?  Thanks for 
the mechanical and historical information.
 





Re: MX Advance Lever Question

2003-06-22 Thread Dr E D F Williams
There is no doubt the nut should be tight and the lever should be free. I
don't know the MX, but to me it sounds like there's a spacer missing under
the nut. Perhaps it (the nut) came right off some time and the washer was
lost? The solution is to make a washer. It probably needs to be only a few
hundredths of a millimetre thick. Mylar sheet is good for this and easier to
handle than metal shim material.

Don
___
Dr E D F Williams
http://personal.inet.fi/cool/don.williams
Author's Web Site and Photo Gallery
Updated: March 30, 2002


- Original Message -
From: Christopher Comer [EMAIL PROTECTED]
To: [EMAIL PROTECTED]
Sent: Monday, June 23, 2003 5:24 AM
Subject: MX Advance Lever Question


 Hey everyone,
 Playing with an MX.  I got into photography with a ZX-M
 so I am a bit spoiled by its automation so I have what is
 really a question about any mechanical camera.  I was
 fiddling with the MX when the film advance lever lost its
 recoil and the film counter disk above the lever stuck and
 would jump erratically with movement of the lever.  I
 realized that this occurred when I had hand tightened the
 rotating disk on top of the film advance lever.  So, it was
 pretty obvious that this disk was overtightened and screwing
 up everything.  I had to fashion a paper clip tool to loosen
 the disk and all was well.  So, my question is how loose
 should the disk on top of the film advance lever be?  I ask
 this because it seems to spin loose quite easily and I just
 spin it back with my finger.  It's not a big deal but why did
 the engineers design something to be so finicky?  Thanks for
 the mechanical and historical information.

 -Chris
 -
 | Chris Comer   |
 |VP of Projects |
 |   UGA Habitat for Humanity|
 |   E-Mail : [EMAIL PROTECTED]|
 |  Phone : 706-613-7405 (cell)  |
 -