Bud
Thanks
Phew...I did almost exactly that. I used the foot bracket screwed upside
down to the tunnel. When I stared nev advised me to open the belly per
the mono (mine is a tri) which gives me access to all that stuff that goes
in the tunnel.
Thanks
Will
On 5 Oct 2014 10:50, "Bud Yerly" <budyerly@msn.com> wrote:
> Will,
> My old shop computer failed to send this.
> Trying again. If the photo doesn't show, email me off line.
> Regards,
> Bud Yerly
> ----- Original Message -----
> *From:* Bud Yerly <budyerly@msn.com>
> *To:* europa-list@matronics.com
> *Sent:* Saturday, October 04, 2014 4:51 PM
> *Subject:* Re: Europa-List: Re: Identification of parts
>
> =EF=BB Photo E-mail View slideshow | Download images
> Will,
> Indeed. I have them in 12AY. They have served me for years.
>
> However, this annual I will get rid of them.
> In 12AY I did, as I think others have, and flipped the brake brackets ove
r
> and I screwed them into reinforced places in the top of my module.
> They work great for steering and general stuff. As the brake pads wear o
n
> a long taxi out and back over the months (and letting clients fly my plan
e
> and get used to brakes and steering), no new fluid can come into my
> cylinder to replenish. Eventually air does. So I fill them up. But the
y
> must be tail end high to fill absolutely full. That means I unscrew them
,
> fit the funnel Andy Draper made ( I use 5606), fill it up, then siphon of
f
> the excess, remove the screw in funnel, and insert my cap. Is it hard, n
o,
> but there are better ways for lazy guys like me.
>
> True, a one shot system, as shown, has its downfalls:
> Any leak means no brake left. The reservoir cannot compensate to get you
> to the chocks.
> As pads wear, no replenishment as above and you get spongy brakes.
> The piston and throw is just undersized for our disk for full braking.
> (We're not supposed to use the brakes except to stop when we taxi so who
> cares.)
>
> Plus side is they are dirt simple. Anybody can figure them out.
> Cheap. Especially in the UK where the fittings are off the shelf.
> Just OK on the braking as the piston diameter / volume is smaller
> than recommended for the disk we have. But I can't tell.
> An access hole has to be made for servicing in the tunnel.
> (Personal Problem: ) My wife asks, "Why is there an ugly hole there?"
> "Oh I had to fill my brakes, and didn't want to put the cover plate back
on
> after filling. Besides, I still have to check the brake pads and such to
> find out why my fluid was down." "OK, then why am I flying with you with
> bad brakes?" "They are not bad.....etc."
>
> Matco's or Jamar plus:
> Minor leaks won't leave you brakeless.
> Pad wear is never a problem with fluid level.
> Matco is genuine aircraft quality. All parts and fittings are aircraft
> standard.
> Jamar is a higher capacity brake and you can no kidding hold the brakes
> with 10 inch handles and skid the tires on run-up with only minor pressur
e.
> I don't have to fiddle with British pipe thread hokum fittings or find
> Department of Transportation fittings (read as leaky) to mount lines and
> fittings. It's aircraft. Everything fits and works.
> I don't have to fiddle with re-filling as the brake pads wear. The
> reservoir fills them without bubbles.
> Once initially bled, they are virtually maintenance free. Check that,
> they are brilliantly reliable. If installed with the reservoir
> side elevated, this allows very easy bleeding and hands off reservoir
> replenishment.
>
> On the minus side:
> Frankly it is tougher to mount them than flipping the brackets on the old
> style one shot, as platforms have to be made.
> You need a big hole in the tunnel to access them.
> Matco's are expensive by comparison at over $130 each. Even as a dealer
I
> pay through the nose. We're aircraft owners, and by definition are rich,
> so who cares about price....
> Jamar's price is not so bad... But again, it is automotive.
> The transition of the Matco to a hand brake is a hardware part count
> nightmare. I'm working on it for a direct replacement for my cart brake
> setup. Reducing parts count mainly.
> The Jamar is a hand brake, so it is much easier to install, but...If you
> fail to secure the pivot bolts with Loctite, and the screw rattles out,
> you're out of a brake instantly.
>
> Inspection required: Your first indication you have a problem is poor
> braking due to pad wear as you are on the rivets. Why you ask, would you
> let them go that long. They are so reliable, you fail to check them exce
pt
> on annual rather than on a 25 hour.. With clients using my plane, in ten
> flights I lost half my pad life until they figured out the technique. So
on
> I had no braking as the rivets in the pads do not give good friction.
> OOPS. Now I do a 25 hour airframe inspection as well as oil change.
>
> Yes, I agree the old go cart brakes do work. I even installed a park
> brake and it works fine with the one shots. However, after building
> airplanes for so many years now, I no longer want go cart equipment in my
> airplane and want to change to aircraft standard brake master cylinders,
> with genuine aircraft parts I can order from Matco... If I sell the plan
e,
> anybody can look at the brakes and say, "yea its Matco, I can fix that."
>
> Just a matter of preference.
>
> Regards
> Bud Yerly
> Custom Flight Creations, Inc.
> The park brake and masters are shown. I installed an aluminum hard
> point into the underside of the top of the tunnel and counter sunk screws
> hold the parts in place in the nutplates shown.
>
>
> ----- Original Message -----
> *From:* William Daniell <wdaniell.longport@gmail.com>
> *To:* europa-list@matronics.com
> *Sent:* Saturday, October 04, 2014 1:56 PM
> *Subject:* Re: Europa-List: Re: Identification of parts
>
> Can one use the old style foot cylinders as finger bakes?
>
> Will
>
> William Daniell
> LONGPORT
> +57 310 295 0744
>
> On Sat, Oct 4, 2014 at 12:56 PM, Bud Yerly <budyerly@msn.com> wrote:
>
>> Thomas,
>> The part is a Jamar twin cylinder steering brake used in the US for some
>> time in trick cars or "drifting".
>> It is a good master cylinder for the Europa Trigear with hand (finger)
>> brakes. We have little trouble with them. It usually is the install an
d
>> bleeding techniques that cause trouble... I have clients with the Jamar
and
>> have been trouble free for 10 years. We change fluid about every 3-5 ye
ars
>> due to moisture concerns or discoloration in the reservoir fluid.
>>
>> Note:
>> Handles must be at least 9 inches long from the piston up for very easy
>> operation.
>> Bleeding this master cylinder is a bit of a pain. It must be installed
>> so that it can be layed on its side to bleed. The bleed hole is a
>> horizontally drilled hole so to bleed by pressure from the wheel, one mu
st
>> lay the Jamar on its side with the bleeded side down and rock it to assu
re
>> a bubble free piston.
>> Originally these were shipped without the inside of the bores cleaned of
>> polishing fluid as it was assumed one would not operate the brakes witho
ut
>> reading the Jamar instructions and disassemble and clean them.
>> Unfortunately, Europa and others failed to include this instruction. A
new
>> rubber kit is only $30 US.
>> Jamar recomends bench bleeding. I'm too lazy.
>> Works with any type fluid. We recommend Dot 5 (silicone) or Mil 5606
>> hydraulic fluid. Dot 5 doesn't stain paint or interior in most cases.
Mil
>> 5606 is industry standard, but the red sticky fluid will stain everythin
g
>> if left to sit.
>>
>> See the attached bleeding guide and how we do park brake installs for
>> easier bleeding and operation... We do a complete bleed in about 45
>> minutes for both sides. If your brakes were installed permanently, then
I
>> suggest you make sure you can service them. In my opinion, nothing shou
ld
>> be built into an airplane you can't easily remove to service, repair or
>> replace. Nothing.
>>
>> Best Regards,
>> Bud Yerly
>> Custom Flight Creations, Inc.
>>
>>
>>
>> ----- Original Message -----
>> *From:* Thomas Scherer <thomas@scherer.com>
>> *To:* europa-list@matronics.com
>> *Sent:* Saturday, October 04, 2014 7:31 AM
>> *Subject:* Re: Europa-List: Re: Identification of parts
>>
>> further to the recent discussion abt parts, I have found in my building
>> shack the attached part which I do not find in the build manual. It
>> seems to be aviation grade and possibly related to the control linkage
>> of the MG-speed brakes.
>>
>> Any suggestions what this could be / or not Europa-related ?
>>
>> Thank you in advance
>>
>> <Thomas, N81EU>
>>
>> BTW, N81EU does now appear in the German Wikipedia. Any takers for an
>> English translation ?
>>
>>
> *
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