[Boatanchors] R-390 Digest, Vol 82, Issue 9

Sat Feb 5 13:24:23 EST 2011

A GOOGLE search of 'Simple Green Precision Equipment Degreaser' brings up 
tons of hits...you might want to research & shop online?

Thanks for the tip...never used this product but sounds like having some 
on-hand would be a good thing!

73
dan
k0dan

----- Original Message ----- 
From: <bonddaleena at aol.com>
To: <r-390 at mailman.qth.net>; <boatanchors at mailman.qth.net>
Sent: Saturday, February 05, 2011 11:28 AM
Subject: Re: [Boatanchors] R-390 Digest, Vol 82, Issue 9

>
> The company 'Sunshine Makers'" produces "Simple Green".
>
> Good News:
>
> They also make a product called 'Simple Green Precision Equipment 
> Degreaser'. It "WAS" sold right next to the familiar SG green bottle. It 
> came in a BLUE bottle. This stuff has a label stating "meets Boeing spec 
> D6-17487P". The label also states "NON_CORROSIVE safe on aluminum and 
> carbon fiber!" I restore boatanchors and old test equipment. I have tried 
> literally EVERY type of cleaner and this stuff was flat the BEST.
>
> Bad News:
>
> Home Depot discontinued it. It was right next to the green bottled SG. 
> Every time I (or a close friend) would visit the store, we would pick up a 
> few bottles. Alas, the last time I found it was on the "discontinued" 
> rack. I bought every bottle they had.
>
> I am down to my last bottle......  Got some funky cigarette stained knobs? 
> Put them in a jar of the 'blue' SG, shake it, and they look brand new. If 
> they are REALLY disgusting, you might have to use a soft toothbrush. It 
> will NOT remove lettering, white marker lines, etc. It leaves Dakaware 
> knobs shiney. Some cleaners will dull the bakelite type knobs.
> Every time I use it, I am just amazed. I'm gonna contact the company and 
> see if I can buy a case or two. It's THAT good, and I'm pretty tight with 
> a buck! ha ha
>
> ron
> N4UE
>
> .
>
>
> -----Original Message-----
> From: r-390-request <r-390-request at mailman.qth.net>
> To: r-390 <r-390 at mailman.qth.net>
> Sent: Sat, Feb 5, 2011 12:01 pm
> Subject: R-390 Digest, Vol 82, Issue 9
>
>
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> han "Re: Contents of R-390 digest..."
>
> oday's Topics:
>   1. Re: More chemicals from the dark side (Barry Williams)
>  2. Re: More chemicals from the dark side (rbethman)
>  3.  Benchmark - R390A odd-ball cleaning and lubrication (Tisha Hayes)
>  4. EAC R-390A for sale (Dr Fred Hambrecht)
>  5. Re: Benchmark - R390A odd-ball cleaning and lubrication (Jim)
>  6. Re: More chemicals from the dark side (Francesco Ledda)
>  7. Re: More chemicals from the dark side (Roy Morgan)
>
> ---------------------------------------------------------------------
> Message: 1
> ate: Fri, 04 Feb 2011 11:42:13 -0600
> rom: Barry Williams <ba.williams at charter.net>
> ubject: Re: [R-390] More chemicals from the dark side
> o: r-390 at mailman.qth.net
> essage-ID: <4D4C3A75.8030509 at charter.net>
> ontent-Type: text/plain; charset=ISO-8859-1; format=flowed
> A member informed the list some years ago that the Air Force had
> rohibited the use of Simple Green for exterior aircraft cleaning
> ecause it corroded metal when not washed away thoroughly. A thorough
> ashing was meant as when parts were disassembled.
>
> he other Barry
>
> It may well have been discussed here, as is just about anything and
> everything.
>
> The Karcher Corp. that makes pressure washers, makes the pump out of
> Aluminum and Brass.
>
> They are very picky as to what should or should not be run through them.
>
> When directly contacted, they said Simple Green was just fine.  I've
> been using it for over 8 years now.  No damage or issues.  I don't even
> have to run clear water through it, although I do anyway.
>
> If it was so detrimental to aluminum, then why is it so highly
> recommended and used by General Aviation owners?
>
> Bob - N0DGN
>
> On 2/4/2011 12:21 PM, Shoppa, Tim wrote:
>> Didn't we discuss here in the past year, something about keeping Simple 
>> Green
> way from aluminum chassis or at least making sure it was very thoroughly 
> washed
> ff afterwards to prevent long-term corrosion from residues? When you gotta
> lean off the cleaner that you used to clean off the cleaner it starts 
> sounding
> ike "the old lady who swallowed the fly".
>>
>> Most of the geartrain parts are steel but I wonder if some parts might be
> luminum?
> ______________________________________________________________
>
> ------------------------------
> Message: 2
> ate: Fri, 04 Feb 2011 13:04:00 -0500
> rom: rbethman <rbethman at comcast.net>
> ubject: Re: [R-390] More chemicals from the dark side
> o: R-390 List Serve <R-390 at mailman.qth.net>
> essage-ID: <4D4C3F90.7070609 at comcast.net>
> ontent-Type: text/plain; charset=ISO-8859-1; format=flowed
> The "Flying Circus" here in Bealton, VA use Simple Green every day they
> o their Aerobatic routines.
> They use it on props, leading edges, and struts.  They use it to clean
> ll the bugs and bug entrails after all the low altitude routines.
> They don't shower the entire aircraft with it.
> They too have an A&P in the group that oversees their annuals and other
> ork that they are allowed to do.  There is also an FAA representative
> n the field for every show.
> It seems to be an issue of how mad one is about over use.
> Bob - N0DGN
> On 2/4/2011 12:38 PM, Cecil Acuff wrote:
> It's not recommended here by the majority of General Aviation owners I
> frequent...
>
> We have an A&P on the field and most of the owners do their own Annual
> inspections under his watchful eye before being signed off on by the
> certified Inspector.
>
> Cecil
>
> ------------------------------
> Message: 3
> ate: Fri, 4 Feb 2011 12:16:12 -0600
> rom: Tisha Hayes <tisha.hayes at gmail.com>
> ubject: [R-390]  Benchmark - R390A odd-ball cleaning and lubrication
> o: R-390 at mailman.qth.net
> essage-ID:
> <AANLkTimH07=9wPq+X=y8GVfwoogGWrt2LC9WJRMViztS at mail.gmail.com>
> ontent-Type: text/plain; charset=ISO-8859-1
> What would really help would be a heated ultrasonic cleaning tank. Of
> ourse, when dealing with flammable or combustible materials you need to
> ake certain that the flash point temperature is not exceeded and you have
> dequate fume control.
> I would set the thing up in the yard and run it outside. It is amazing 
> what
> n ultrasonic cleaner will do for some of the gear packs like the clutch
> echanism that is usually filled with 40 year old grease.
> With any water based cleaning solution you need to be aware of
> lectro-galvanic corrosion due to dissimilar metals. Some solvents react
> adly with alkali earth metals (aluminum) and others react badly with lead
> some of the trichloro... solutions).
> Light oils like kerosine, mineral spirits, etc.. are usually inert to the
> etal but may take time to soften and remove built up deposits. I have used
> white gas" (Stoddard Solvent, Coleman fuel) as a cleaning solvent. It is
> ot as volatile as gasoline (that has lots of light ends and additives) and
> little more aggressive than kerosene. Usually I put the parts in a sealed
> ontainer with the solvent and shake the container around.
> The bad rap that Simple Green had came from a few instances where it was
> sed in too strong of a concentration and the residues were allowed to 
> build
> p in an enclosed space. Then you will get corrosion or a strong reaction
> ue to dissimilar metals. (note: even changing the temper of a metal by
> rilling, heating or bending can cause a local electrgalvanic reaction
> etween that area and another section on the same part.
> -- 
> s. Tisha Hayes/ AA4HA
> ---------------
> I'll be a diode, cathode, electrode
> verload, generator, oscillator
> ake a circuit with me." -- The Polecats
>
> -----------------------------
> Message: 4
> ate: Fri, 4 Feb 2011 13:22:47 -0500
> rom: "Dr Fred Hambrecht" <w4jle at w4jle.com>
> ubject: [R-390] EAC R-390A for sale
> o: <R-390 at mailman.qth.net>
> essage-ID: <D0209F0A63864040888CA8E8C0D3AA8C at FredPC>
> ontent-Type: text/plain; charset="us-ascii"
> I have an EAC R390A that is in excellent condition mechanically with both
> op and bottom covers. I have not turned it on in years. It worked fine 
> when
> ast turned on, but not having a variac I hesitate to turn it on now.
> I would like to sell it and am open to fair offers or trades. I may be
> ontacted at W4JLE at w4jle.com
>
> 73 Fred W4JLE
>
>
> ------------------------------
> Message: 5
> ate: Fri, 04 Feb 2011 13:29:49 -0500
> rom: "Jim" <jbrannig at verizon.net>
> ubject: Re: [R-390] Benchmark - R390A odd-ball cleaning and
> lubrication
> o: "Tisha Hayes" <tisha.hayes at gmail.com>, <R-390 at mailman.qth.net>
> essage-ID: <E0145A3500484018BC4328859105A48D at DJCK4V71>
> ontent-Type: text/plain; format=flowed; charset=iso-8859-1;
> reply-type=original
> I used diluted Simple Green to clean my S-line and a few other BA's...
> Granted, this is not the challenge of the R-390A gear train...but
> Simple Green with artist brushes for agitation and a through rinse with
> istilled water worked wonders...
> Compressed air to clear off the standing water and a day or so in the 
> bright
> ot sunshine did the trick...
> (Does anyone remember bright, hot sunshine?)
> Jim
>
> The bad rap that Simple Green had came from a few instances where it was
> used in too strong of a concentration and the residues were allowed to
> build
> up in an enclosed space. Then you will get corrosion or a strong reaction
> due to dissimilar metals. (note: even changing the temper of a metal by
> drilling, heating or bending can cause a local electrgalvanic reaction
> between that area and another section on the same part.
>
> -- 
> Ms. Tisha Hayes/ AA4HA
>
> ------------------------------
> Message: 6
> ate: Fri, 4 Feb 2011 16:29:19 -0600
> rom: Francesco Ledda <frledda at att.net>
> ubject: Re: [R-390] More chemicals from the dark side
> o: rbethman <rbethman at comcast.net>
> c: R-390 List Serve <R-390 at mailman.qth.net>
> essage-ID: <C58C5CCC-010D-40DD-A4AF-AC6E7D9124CB at att.net>
> ontent-Type: text/plain; charset=us-ascii
> Simple green should no be used on airplanes or aluminum structures. It 
> will
> orrode rivets etc. I may be used if heavily diluted and the surface is 
> washed
> ith water afterward. Corrosion is the biggest enemy of airplanes. I don't
> nderstand why anyone would want more corrosion. I also know from personal
> xperience that not all A&P are the same.
> Old timer pilot and aircraft owner...
> Sent from my iPhone
>
> n Feb 4, 2011, at 12:04, rbethman <rbethman at comcast.net> wrote:
>> The "Flying Circus" here in Bealton, VA use Simple Green every day they
> do their Aerobatic routines.
>
> They use it on props, leading edges, and struts.  They use it to clean
> all the bugs and bug entrails after all the low altitude routines.
>
> They don't shower the entire aircraft with it.
>
> They too have an A&P in the group that oversees their annuals and other
> work that they are allowed to do.  There is also an FAA representative
> on the field for every show.
>
> It seems to be an issue of how mad one is about over use.
>
> Bob - N0DGN
>
> On 2/4/2011 12:38 PM, Cecil Acuff wrote:
>> It's not recommended here by the majority of General Aviation owners I
>> frequent...
>>
>> We have an A&P on the field and most of the owners do their own Annual
>> inspections under his watchful eye before being signed off on by the
>> certified Inspector.
>>
>> Cecil
>
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> -----------------------------
> Message: 7
> ate: Sat, 5 Feb 2011 01:55:52 -0500
> rom: Roy Morgan <k1lky at earthlink.net>
> ubject: Re: [R-390] More chemicals from the dark side
> o: rbethman <rbethman at comcast.net>
> c: R-390 List Serve <R-390 at mailman.qth.net>
> essage-ID: <50072C23-5ACD-4A3F-936F-6B028DC32DBC at earthlink.net>
> ontent-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes
>
> n Feb 4, 2011, at 12:30 PM, rbethman wrote:
>
> The Karcher Corp. that makes pressure washers, ...
> When directly contacted, they said Simple Green was just fine.
> ..
>
> If it was so detrimental to aluminum, then why is it so highly
> recommended and used by General Aviation owners?
> The Army published a prohibition against Simple Green in one of it's
> echanics magazines quite some time ago.
> Quoting:
> Never use an cleaning product on your aircraft that has not been
> pproved by the Army. SIMPLE GREEN has not been approved and is not
> uthorized for use as an aircraft wash.
>  It is highly corrosive on aircraft aluminum.  It also makes high-
> trength aircraft alloys brittle. If your unit is using SIMPLE GREEN
> s an aircraft wash, STOP!"
> rom a publication called PS 573, AUG 00
> I had not heard that General Aviation owners use it.
> Roy
>
> Roy Morgan
> 1lky at earthlink.net
> 1LKY Since 1958 - Keep 'em Glowing!
>
>
> ------------------------------
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>
> nd of R-390 Digest, Vol 82, Issue 9
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