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<div>Brian,</div><div>Are you sure the black is from the o-ring. My oil turns black from I assumed carbon off the brushes. </div><div>Hank</div><div><br></div>
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On Tuesday, March 26, 2019, 2:53:05 PM MDT, Brian Cox via Personal_Submersibles <personal_submersibles@psubs.org> wrote:
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<div><div id="yiv2120494458"><div style="font-family:Arial, sans-serif;font-size:10pt;"><font size="2" style="font-family:Arial, sans-serif;">Hi All,</font><div style=""><font size="2" style=""><font face="Arial, sans-serif"> I decided to try wd-40's new " silicon" spray , it started melting my O rings. Basically I noticed black coming off the O ring into the lubricant. I have since gone back to another silicone spray which is an automobile product. Does anyone have a preferred silicone product ? I think my O rings are Buna </font></font></div><div style=""><font size="2" style=""><font face="Arial, sans-serif"><br></font></font></div><div style=""><font size="2" style=""><font face="Arial, sans-serif"><br></font></font></div><div style=""><font size="2" style=""><font face="Arial, sans-serif">Brian</font></font></div></div>
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