All Blog Posts (2,410)

Cutting Metal for Wings

After spending most of the summer on other projects and airplane work relegated to making form molds, I resumed work with a vengeance this weekend! Having received the first delivery of sheet aluminum, I cut out one of the wing spars along with root ribs, rear ribs and nose ribs. My forearms are as big as Popeye's! Wasn't able to finish trimming the rear rib forms as I wore out my router bit. Will be spending a lunch break at Lowes one day this week! 

Added by David A. Judkins on October 20, 2013 at 10:00pm — No Comments

Monday Night Chat

Tomorrow night. 8PM Eastern, join us for Zenith builders and fliers chat.

 

Added by Dan Dempsey on October 20, 2013 at 7:27pm — No Comments

BMW 1200GS in CH701

I am looking for either the drawings or complete engine mount (proven) for BMW 1200 GS installation into CH701. I have Engine complete with reduction drive and Kiev prop (very nice combination) which I am thinking of fitting to my 701. Can anyone help?

Added by Johan Welman on October 18, 2013 at 6:58am — No Comments

Streamline Struts

Added by Roger Wibbels on October 17, 2013 at 10:00pm — 4 Comments

Hi all...anybody have an easy solution to the flapper on hinge bushings, kind of a oddball size. Thanks

Hi all...anybody have an easy solution to the flapper on hinge bushings, kind of a oddball size. Thanks

Added by phassinger on October 17, 2013 at 12:52pm — 4 Comments

Streamlined Struts

I've spent a considerable amount of time researching streamlined strut covers to reduce drag, better performance.  I've found that uflyit.com sells two sizes.  The smaller size fits our (701) struts, but are very difficult to slide on unless you use some form of lube.  I used silicone, and they went on very nicely as opposed to doing one with no lube (very hard), and baby powder on one (no difference).  They look good and are secure.  you can change the angle of attack fairly easily.  The…

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Added by Roger Wibbels on October 15, 2013 at 5:05pm — 6 Comments

The Adventure Begins

After watching and admiring Chris Heintz and his practical designs for many years, I finally decided I could either keep waiting for the rest of my life or actually get off my fanny and make a decision.  After a few sleepless nights, I finally ordered my CH 750 quick-build kit on September 30, 2013.  Needless to say, my nights have been filled with flying dreams ever since.  As they say, "The adventure begins".

Added by Tim Wilson on October 12, 2013 at 1:05pm — 3 Comments

Weekly Chat

A few years ago we had an active weekly chat that at somepoint went silent.  I'd like to see it revived, this time using this sites built in chat room.  We use to do it on Monday evenings.  I'd love to see this get going again. Any opinions?

Added by Dan Dempsey on October 9, 2013 at 6:30pm — 3 Comments

A Funny Thing Happened on the Way to the FSDO!

We were discussing the pros and cons of using a FSDO inspector vs a DAR. This reminded me of when I got my Repairman's Certificate. Every word is absolutely true!

At the conclusion of my successful AW inspection, the DAR said "Unfortunately, I can't issue the Repairman's Certificate. You'll have to go to the Nashville FSDO (90 miles away) for that. Be sure and call them and make an appointment - they have a lot of security now and won't accept a drop-in visit!"  Sooo, I dutifully…

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Added by John Austin on October 8, 2013 at 8:30am — 4 Comments

Extra latch installed on leading edge of door!

Latch photo

Added by Mike Norton on October 6, 2013 at 9:29am — No Comments

Cowl Thermal Blanket, DIY

Update October 20, 2013. We've seen temps into the high 20's. The thermal blanket is working well. A 60 watt light bulb works well, along with the 25 watt heat pad in the oil cooler plenum. At 25F OAT temps are, oil 59F, engine EGT/CHT 45F, airbox/cowl temp is 51F. My experience has been that engine/oil temps over 45F, the engine will start quickly.

I'm going to order a 50 watt heat pad, that is a better size for this climate. More data later.

----

Another flying season…

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Added by Jake Reyna on October 6, 2013 at 8:30am — 1 Comment

Back into it!

I was ashamed to see I hadn't done a build update since February 2012 - 18 months!!

Had actually done some building work in that time (not much, admittedly) - but have done the rear spars, clecoed the top skin on the right wing and flipped the wing over.

Today I got back into it after a few months of no activity, drilled the bottom skin and positioned it, and got a few clecoes in.  Glad to break the seal again and hopefully will be doing more building in the…

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Added by Marty de la Motte on October 6, 2013 at 6:57am — 4 Comments

My CH701 now flying

Test/Proving flights going well. Done just over 9 hours, flying beautifully!!! Just what I expected.

With the 95hp Xtra conversion, she cruise with the other 912S 701's.

Added by Johan Welman on October 4, 2013 at 4:47am — 4 Comments

Installing Hall Brothers Vortex Generator Kit (WING VGs) to the CH701 wing

 

Friday, September 27th,

 

Hi again,

After a 2 hour test flight checking the performance of the 701 wing with VGs/without Slats, I got some interesting data.

First thing I checked was the takeoff run... After a few runs, I can say that the nosewheel comes off/on at 38 mph indicated. I can pull the nosewheel off as soon as the speedo gets to 38mph which is almost the same as before with the Slats. The takeoff run seems to run the same lenght but the speed…

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Added by Normand Lambert on September 29, 2013 at 10:40pm — 3 Comments

Aileron stops for piano hinge option

AILERON%20STOP.pdf

The aileron stops for the piano hinge aileron option need to be longer than the standard stop shown in the plans. The stops that I received with my piano hinge aileron option were labeled for the PH stop, but they were the standard size and matched the dimensions in the plans for standard stops.

 

A drawing for the longer piano hinge…

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Added by Larry Zepp on September 29, 2013 at 7:43pm — 1 Comment

cooling

I am presently constructing the ram air cooling shroud for my small continental in a 701 . Progressing nicely until one of those nagging back of the mind , is there problem here , issues took root . It's my current black cloud . Is there any nice weather out there ? Issue - SHOCK COOLING - cracking an aluminum cylinder head . Any info would add to my zero knowledge .

Added by Randy Jensen on September 27, 2013 at 8:52am — 2 Comments

Throttle Set-up on my 701 with a 912 Rotax

greetings...I'm new to the site so not sure if this is posted in the most appropriate spot....

 

i just installed a new Rotax 912 on my 1995 701. i had a Rotax mechanic do the install for me so it was done right. he commented on my throttle cable set up and thought it should be giving me some syncing problems. i was looking for other opinions on this and what others may have done.

 

the throttle cables are attached to the lever on the passenger side of the…

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Added by Mark Blake on September 25, 2013 at 8:59pm — 6 Comments

601 HD with new Viking 110 engine for sale 90% complete

I'm rebuilding a 601HD with a new Viking 110 engine, wing tanks, instrument panel plus a lot more. For Sale $19,950.00

Call Tom (925) 370-6531 or email Tshaw@JetsonProducts.com

 

Added by Thomas Shaw on September 23, 2013 at 7:01pm — No Comments

Bob and Steve's 12 Day Flying Adventure Through 7 Western States

In October of 2012 my friend Bob and I flew our airplanes through 7 western states.  During our 12 day adventure we covered a total of 4,053 statute miles.  Along the way we flew through high mountains, valleys and canyons.  This was low-slow flying at its best. Often we were below 500 feet AGL.  The average AGL for the entire trip was only 1,003…

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Added by Stephen R. Smith on September 21, 2013 at 2:00pm — 6 Comments

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