<DIV style="font-family:Arial, sans-serif; font-size:10pt;"><FONT size="2">Alan, I've had my motors sitting in WD-40 for probably close to a year now . We'll see what happens, even if the plastics do get brittle as long as they do not move it may not be a problem. </FONT><DIV><FONT size="2"><BR></FONT></DIV><DIV><FONT size="2">Brian<BR></FONT><BR><SPAN style="font-size: 10pt;">--- personal_submersibles@psubs.org wrote:</SPAN><BR><BR><SPAN style="font-size: 10pt;">From: Alan via Personal_Submersibles <personal_submersibles@psubs.org></SPAN><BR><SPAN style="font-size: 10pt;">To: Personal Submersibles General Discussion <personal_submersibles@psubs.org></SPAN><BR><SPAN style="font-size: 10pt;">Subject: Re: [PSUBS-MAILIST] Mineral Oil substitutes</SPAN><BR><SPAN style="font-size: 10pt;">Date: Wed, 20 Feb 2019 08:06:16 +1300</SPAN><BR><BR><DIV style="font-size: 10pt;"></DIV><DIV style="font-size: 10pt;">Brian,</DIV><DIV style="font-size: 10pt;">I have clear vinyl tubing & it's quite soft, but it's in a fixed position.</DIV><DIV style="font-size: 10pt;">Maybe some sort of hydraulic line with a swivel join?</DIV><DIV style="font-size: 10pt;">BTW Greg was finding that some of his plastics in his motor were turning</DIV><DIV style="font-size: 10pt;">brittle from his compensating oil.</DIV><DIV style="font-size: 10pt;">Alan</DIV><DIV style="font-size: 10pt;"><BR>On 19/02/2019, at 6:52 PM, Brian Cox via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>> wrote:<BR><BR></DIV><BLOCKQUOTE style="font-size: 10pt;"><DIV><DIV style="font-family:Arial, sans-serif; font-size:10pt;"><FONT size="2">Alan,</FONT><DIV><FONT size="2"> I've been using mineral oil just in my vinyl tubing that I use for running my power lines from the thru hulls to the motors. I would actually like to find something to soften those vinyl lines ! they are so stiff . Actually would probably be better to find a more flexible tubing , just to make turning the motors a bit easier . </FONT></DIV><DIV><FONT size="2"><BR></FONT></DIV><DIV><FONT size="2">Brian<BR></FONT><BR><SPAN style="font-size: 10pt;">--- <A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A> wrote:</SPAN><BR><BR><SPAN style="font-size: 10pt;">From: Alan via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>></SPAN><BR><SPAN style="font-size: 10pt;">To: Personal Submersibles General Discussion <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>></SPAN><BR><SPAN style="font-size: 10pt;">Subject: Re: [PSUBS-MAILIST] Mineral Oil substitutes</SPAN><BR><SPAN style="font-size: 10pt;">Date: Tue, 19 Feb 2019 16:52:57 +1300</SPAN><BR><BR><DIV style="font-size: 10pt;"></DIV><DIV style="font-size: 10pt;">Brian,</DIV><DIV style="font-size: 10pt;">I have bought a few 20 litre cans of different types of mineral oils that</DIV><DIV style="font-size: 10pt;">were recommended to me by industrial chemists. Even though they</DIV><DIV style="font-size: 10pt;">were meant to be very pure (low in aromatics) they were softening plastics</DIV><DIV style="font-size: 10pt;">when I was using them in motors.</DIV><DIV style="font-size: 10pt;">With any alternatives, I would be careful that they don't yellow in time. With</DIV><DIV style="font-size: 10pt;">the powerful LEDs they can put out a lot of heat that probably helps with</DIV><DIV style="font-size: 10pt;">yellowing & deterioration of plastics.</DIV><DIV style="font-size: 10pt;">I am using silicone in my motors. I believe that Emile went over to silicone</DIV><DIV style="font-size: 10pt;">for thrusters a while back.</DIV><DIV style="font-size: 10pt;">Alan</DIV><DIV style="font-size: 10pt;"><BR>On 19/02/2019, at 4:05 PM, Brian Hughes via Personal_Submersibles <<A href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</A>> wrote:<BR><BR></DIV><BLOCKQUOTE style="font-size: 10pt;"><DIV>
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Oil compensation and biodegradable alternatives - especially for lights - any ideas? Hank uses vegetable oil. What about filtered biodiesel or diesters. Suggestions?<BR>
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Brian<BR>
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