UL Power Forum (45)

Featured Discussions

Welcome to the UL Power Forum!

Welcome to the UL Power Forum!  This is the place to post a topic that is specific to UL Power engines or accessories.  Also, you may find…

Started by John AustinLatest Reply

Discussions Replies Latest Activity

Fuel psi

Now that I am on my 3rd flight into Phase I on my UL350i Cruzer I noticed that my fuel psi is below min. I am only getting 29 psi in flight…

Started by Doug Malloy

3 Jun 28
Reply by Doug Malloy

100 hr engine service, etc.

Started the 100 hr mx  service today on my UL350iS. For me, this includes doing the latest Service Bulletin 2019-02: integrated by-pass sol…

Started by David J. Beaulieu

0 Jun 25

UL Fuel Pumps

Yesterday I decided to run the fuel pumps to cycle some fuel through the engine. Both pumps bogged down and produced no pressure. After rem…

Started by Tom Sullivan

8 Jun 1
Reply by Jan Eggenfellner

New Service Bulletin

For those of you with older engines... http://ulpower.com/en/engines/ul350/ul350is#sb

Started by David J. Beaulieu

4 May 24
Reply by David J. Beaulieu

Oil cooler

Finished my first condition inspection on my stol 750/UL350is this past weekend and also changed out the oil cooler to an Aero Classic 13 r…

Started by Robert Riat

0 May 23

Blew an oil cooler today!!

Going out for my second sortie and while in the climb with full power I got that hot oil smell and a bit of mist in the cabin.  Closed the…

Started by David J. Beaulieu

42 Apr 24
Reply by David J. Beaulieu

Dynon Skyview and fuel flow

Has anyone with the "new" red ECU foregone the red cubes and hooked up the Dynon Skyview for fuel flow calculations? As I understand it the…

Started by Doug Malloy

3 Apr 17
Reply by Tom Sullivan

Electrical Schematic with 2 EarthX

Still hoping to find an electrical schematic with 2 EarthX batteries.  UL 350i, CH750 STOL, Dynon Skyview.

Started by Terry Reynolds

1 Mar 31
Reply by R Michael Moore

Dual ECU and Dual Alternator, a good idea?

Planning to order a UL350i soon, thinking redundancy to eliminate single point failures.  Ideally 2 ECU's, dual alternator, and 2 batteries…

Started by Mark MacAulay

8 Mar 11
Reply by Oliver Reik

UL power engine mount JIG

For some of us scratch builders, welding an engine mount is as simple as the top of the fuselage and controls. Unfortunately it seems like…

Started by Jacques Belle

6 Mar 11
Reply by John Bell

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