Zenith 750 Cruzer, Working on the electricity bay
August 6, 2025Made clamps for the capacitor.Attached the power and earth buses.Put the battery in place.Move adel clampses around.Made a new hole in the firewall for the ECU main cable.See More
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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 0 Likes
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
Zenith 750 Cruzer, Installing EGT probes
July 27, 2025Made an EGT probe mock-up to select the right sensor position.A good position is easy to find for the two back exhaust pipes. For the two front pipes it is more difficult.The Homebuilt Help video says the probes should not point to the engine parts. The probe manufacturer says the probes are not designed to be bent.Asked the manufacturer.The manufacturer said the probes could be bent in the part which is closer to the exhaust pipe. See the pictures for the details.…See More
Zenith 750 Cruzer, Attaching the cowling
July 27, 2025Drilled the wholes to the size.Cut and filed the cowling trailing edge.See More
Zenith 750 Cruzer, Attaching the cowling, continued
July 26, 2025Matching the top and bottom cowling.Using hydraulic instead of wooden edges. It is named progress.Cut a plywood template to keep the distance between the spinner and the cowling correct.…See More
Zenith 750 Cruzer, Preparing to lift the front wheel
July 7, 2025Attached the oil breather.Preparing to lift the front wheel to regrease the rubber pucks and tighten the collars.I used a Harbor Freight hoist.See More
Zenith 750 Cruzer, Attaching small parts to the engine
July 5, 2025Temporarily attached ignition coils and the rectifier. Used Adel clamp pliers. It is a great tool. Without the pliers I was not able to install any.…See More
Zenith 750 Cruzer, Fit the instrument panel
June 30, 2025Fabricated the aluminum strips to hold the fine fuel filter.Fit the instrument panel face to the size.See More
Zenith 750 Cruzer, Air outlet in the air ram box
June 28, 2025Finished cutting the air ram box.Drilled a 1 in hole and riveted an air outlet.See More
Zenith 750 Cruzer, Cutting the air ram box
June 12, 2025Cutting the air ram box.The box is built from a think aluminum. Tried shears, an angle grinder, a hack saw. The best is a jig saw. Clean and straight cut.See More
Zenith 750 Cruzer, Built the fuel pump assembly
June 17, 2025Built the fuel pump assembly.Had to file the mounting plate to make the room for the pump and filter clamps.It turned out later the pump assembly place does not match the hoses Zenith supplied.See More
Zenith 750 Cruzer, Painted the motor mount
April 29, 2025Painted the motor mount. Rust oleum engine paint aluminum. A small paint booth inside the garage.See More
Zenith 750 Cruzer, Cleaned motor mount before painting
April 28, 2025Cleaned motor mount before painting. Initially by a grinder, sandpaper after.See More
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, Working on the electricity bay
Posted on September 29, 2025 at 10:02am 0 Comments 0 Likes
August 6, 2025
Made clamps for the capacitor.
Attached the power and earth buses.
Put the battery in place.
Move adel clampses around.
Made a new hole in the firewall for the ECU main cable.…
Zenith 750 Cruzer, Installing EGT probes
Posted on September 27, 2025 at 9:01am 0 Comments 0 Likes
July 27, 2025
Made an EGT probe mock-up to select the right sensor position.
A good position is easy to find for the two back exhaust pipes. For the two front pipes it is more difficult.
The Homebuilt Help video says the probes should not point to the engine parts. The probe manufacturer says the probes are not designed to be bent.
Asked the manufacturer.
The manufacturer said the probes could be bent in the part which is closer to the exhaust pipe. See the…
ContinueZenith 750 Cruzer, Attaching the cowling
Posted on September 25, 2025 at 12:48pm 0 Comments 0 Likes
July 27, 2025
Drilled the wholes to the size.
Cut and filed the cowling trailing edge.
Zenith 750 Cruzer, Attaching the cowling, continued
Posted on September 17, 2025 at 9:29am 0 Comments 0 Likes
July 26, 2025
Matching the top and bottom cowling.
Using hydraulic instead of wooden edges. It is named progress.
Cut a plywood template to keep the distance between the spinner and the cowling correct.…
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