UL Power Forum (54)

Discussions Replies Latest Activity

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

Main fuel pump leak

We have had a small leak coming from the copper ring on the pump that seals the screw in nipple. We have tightened the nut to little effect…

Started by Doug Malloy

3 Feb 7
Reply by Doug Malloy

Throttle body service letter

ULPower posted a service bulletin for potential throttle body issues. Not necessarily required. Just an FYI. 

Started by Gary Motley

0 Jan 24

Header tank

Does anyone have a 350 is set up with a header tank?  During my early testing of 515ZC I had a forced landing secondary to fuel starvation…

Started by Fred Williams

9 Jan 13
Reply by Jan Eggenfellner

Regulator/Rectifier connector

Hey Guys, take a look at your plastic connector to the R/R.  I found a bit of overheated wire on one of the three phase wires coming from t…

Started by David J. Beaulieu

2 Jan 2
Reply by Bob McDonald

UL Power Technical Support

While I was installing and checking out my 350i engine, Robert Helms sent me the phone number for his technical support person (Ray).  I ha…

Started by Larry Ward

3 Dec 30, 2018
Reply by Larry Ward

Prop pitch setting sweet spot?

I have a 3-blade whirlwind ground adjustable prop on my ULPower 350iS/701 Sky Jeep. I started with a fairly steep prop pitch and have been…

Started by Jon Humberd

0 Dec 7, 2018

New ULPower service center in Florida

Hereby I proudly announce that after visiting the headquarters in Belgium for a training Herman from Wheels and Wings in Edgewater Florida…

Started by Herman Eshuis

4 Nov 27, 2018
Reply by Jerold Ebke

shut down sequence for ULpower 350is

What is the appropriate shut down sequence for the 350iS?  I have a Dynon sky view.  Here is the sequence I'm currently using:   step 1: t…

Started by Brian Tollefson

5 Nov 27, 2018
Reply by Jerold Ebke


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