[LargeFormat] CLA

[Les Newcomer]

On Friday, January 24, 2003, at 05:07 PM, Jim Brick wrote:

> At 04:05 PM 1/24/2003 -0800, Les Newcomer wrote:
>
>> One is, remove the cells, drop the shutter in a zip lock bag pour in 
>> some lighter fluid, let marinate over night.  then dry with canned air, 
>> let it 'vapor off' for a day or two, put the cells back in and your 
>> ready for a day on the grassy knoll in Dallas.
>>
>> I see two faults with this system:   1. It doesn't put any lubricant 
>> back in. Now I've heard people say they've run their shutters for years 
>> without a problem.
>
>
> I remember watching my father-in-law CLA a watch and an old shutter by 
> using kerosine rather than lighter fluid. Kerosine, when evaporated, 
> leaves a slight film of lubricant.
>
> Jim
>
>

It might lubricate for a while, but sooner or later it turns to sludge, 
then varnish. That's why SK Grimes dissassembles the shutters, cleans and 
dries them completely. Even V&HP Naptha will leave a residue. Lighter 
fluid is worse, and Kero is below that.