OP is on a Visible Dust jihad. Posting this message all over the
place.
I just sent an email to VisibleDust expressing my displeasure at their inadequate instructions and warnings.
I bought their Sensor Brush, Chamber Clean and Sensor Clean materials about 1 year ago.
There was no need for them until 2 weeks ago. Before starting to clean the sensor I went to their website, selected the INSTRUCTION page for using the Sensor Brush...and there was absolutely no warning about cleaning the chamber (again, I have Chamber Clean) first or the lubricant problem.
Earlier I was asked if I hadn't seen the lubricant warning on the VisibleDust site.
I hadn't seen it because the 5D/lubricant warning is on the PRODUCT description page. I already own the Chamber Clean product, and the warning was not there when I bought it to my recollection. Why would I look there? It was not also on the Sensor Brush INSTRUCTION page, where I did look and where it belongs IMO. It is on the PRODUCT page to sell it, not as a warning or when and how to use it.
And why are they so cheap that they can't put a simple printed instruction sheet in with the shipped products? Is the Internet accessible everywhere? Hardly.
Why do they scatter the 3 different ways to clean the Sensor Brush all over their site, but not include all of them on the Sensor Brush INSTRUCTION page, or include them with shipped product?
I think their customer information policies are typical of somebody selling a very common cleaning product. There warning placement and instructions are not those I expect of a tech company selling cleaning products to be used on delicate equipment that costs from $1200 - $8000 USD.
They should suffer the negative credibility consequence of putting more emphasis on the sales aspect and neglecting the customer's welfare by failing to provide adequate and accessible instructions and warnings.
I have been in the insurance business for decades and I can tell you from considerable prior experience that such oversights are actionable. (Though not likely in this case as we usually just lose time, convenience and opportunity...and they are in a foreign country.)
Regardless it is not a trivial matter...and they should understand that.
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Joe Sesto