Alexander Samoylovich
  • Wilmette, IL
  • United States
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Alexander Samoylovich's Discussions

Applying Cortec question

Started this discussion. Last reply by Alexander Samoylovich Nov 25, 2023. 8 Replies

Hello.How to apply Cortec correctly?I read the Forum and the Cortec user's manual. I dilute Cortec with distilled water 4:1. I clean the surface with acetone, rough a bit with scotchbrite and clean…Continue

 

Alexander Samoylovich's Page

Latest Activity

Alexander Samoylovich posted blog posts
4 hours ago
Alexander Samoylovich posted blog posts
Monday
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Fabricated root skin angles

December 20, 2023Drilled the angles.Bent and started drilling root top skin angles.See More
Saturday
Alexander Samoylovich posted blog posts
Friday
Alexander Samoylovich posted blog posts
Oct 2
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Riveting the flapperon arms

December 12, 2023Riveted the flapperon arms. All rivets on the arm near the tank are set the blind side toward the tank to reduce a possible interference.Since I did not set the rivets in the skin near the arms the riveting was smooth. I had not had to remove any rivets to make a room for the rivet tool.…See More
Sep 30
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Rivetting the bottom skin

December 11, 2023Leveled the wing. Used a laser guide to level. Much more convenient than a bubble or digital angle finder.See More
Sep 28
Alexander Samoylovich posted blog posts
Sep 26
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Removing the wing top skin

November 09, 2023After a long time of doubts and experiments I am moving forward again.I reinstalled the new spar root angle, nose root rib and the related parts.Started removing the wing top skin to debur everything and prepare the wing for storage.…See More
Sep 24
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Matching the spar root angle

November 1, 2023Zenith sent me a new spar root angle. Matching it to the root top skin and the root nose rib was a difficult task.I spent several days trying to match them. I have some version represented on the pictures.I sent the photos to Zenith and will talk to them to decide it the solution is good enough to proceed or I have to invent something different.I bent the angle several times. I am not sure it is still strong enough. May be I will ordere a new one.If I move the root end of the…See More
Sep 23
Alexander Samoylovich posted blog posts
Sep 16
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Clecoed the top skins.

September 26 2023.Clecoed the top and the front skins of the right wing. Used ratcheted straps as the assembly manual says. Tried to do it by hand but failed.See More
Sep 13
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Preparing L angles to the top skin

September 24 2023Preparing L angles to the top skin.Clecoed the L angles to the top skin. Covered the skin and the L angles with cortec.Levelled the right wing on the workbench. Preparing to work on the top skins.See More
Dec 19, 2023
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, riveted the flapperon arms

September 20 2023Riveted the flapperon arms.Made 2 mistakes.Had to remove the rivets from the bottom skin near the flapperon arm doubler (3 places, 6 rivets together) to make the room for the riveter.Riveted the first rib arm from inside to not interfere with the gas tank.See More
Dec 15, 2023
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Clecoed the right wing skins

September 11 2023Clecoed the right wing skins. Preparing to riveting.See More
Dec 6, 2023
Alexander Samoylovich posted a blog post

Zenith 750 Cruzer, Strut attaching point

September 03 2023Drilled the spar.Built the strut attaching point. Used a long flexible drill to drill wholes on the side.See More
Nov 23, 2023

Profile Information

Aircraft Model
CH 750 Cruzer
Project Status
Just started
Building From
Kit
Engine installed (or plan to install)
Rotax 912iS
Building Experience
No Experience
Flying Experience
Commercial / CFI
Home Airport (ie. KMYJ)
KUGN

Alexander Samoylovich's Blog

Zenith 750 Cruzer, Bent the fuel sender arm

Posted on October 9, 2024 at 9:38am 0 Comments

January 16, 2024

Bent the fuel sender arm accordingly to 75-KA-1.pdf.
Checked the fuel sender resistance range. The full range is about 4-73 ohms. When installed in the tank it will be less.

Zenith 750 Cruzer, Making a strap duplicator

Posted on October 8, 2024 at 11:29am 0 Comments

January 09, 2024

Made a simple strap duplicator to drill to hole for the AN3 bolt in the root of the spar angle.

Zenith 750 Cruzer, Drilling spar root angle

Posted on October 7, 2024 at 6:41am 0 Comments

January 01, 2024

Drilled spar root angle. It was easy to drill the holes for the rivets. It is not quite clear how to drill the hole for the AN3 bolt in the root. Probably I will made my own strap duplicator.

Zenith 750 Cruzer, Working on the top root skin

Posted on October 6, 2024 at 3:33pm 0 Comments

December 31, 2023

Drilled up to the size all the wholes in the top root skin including ribs up to the size 20.
Bent and filed the root spar angle. It fits reasonably well.

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