(b)(6) 2019 my philips dreammaker auto cpap developed some black mold on the gaskets for the humidifier water tray.I replaced the gaskets and ran ozone through the device to disinfect it using a cpap hose ozone generator i had.I received the philips recall letter this month and noticed that the exhaust port of my cpap is covered with white dust or particles so have stopped using it.The brighter black streak is where i wiped some of the white dust off with a q-tip.My concern is that i had headaches in the morning for the past few months and wonder if this dust is from the noise silencing foam and if it was the cause.You may have the device to disassemble and analyze as i will no longer be using it (i have a second device).All i ask is that you confirm what the dust is.It's date of manufacture was oct 27, 2015.Fda safety report id # (b)(4).
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